{"id":100457,"date":"2026-09-04T19:03:53","date_gmt":"2026-09-04T11:03:53","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/100457.html"},"modified":"2026-09-04T19:03:53","modified_gmt":"2026-09-04T11:03:53","slug":"java%e4%b8%ad%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%ae%9e%e6%97%b6%e5%bd%92%e9%9b%86%e4%b8%8e%e6%8c%87%e6%a0%87%e6%b1%87%e6%80%bb%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/100457.html","title":{"rendered":"Java\u4e2d\u5927\u6570\u636e\u5b9e\u65f6\u5f52\u96c6\u4e0e\u6307\u6807\u6c47\u603b\u65b9\u6848"},"content":{"rendered":"<h2>Java\u4e2d\u5927\u6570\u636e\u5b9e\u65f6\u5f52\u96c6\u4e0e\u6307\u6807\u6c47\u603b\u65b9\u6848<\/h2>\n<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>Java\u4e2d\u5927\u6570\u636e\u5b9e\u65f6\u5f52\u96c6\u4e0e\u6307\u6807\u6c47\u603b\u65b9\u6848<\/li>\n<li>\n<ul>\n<li>\u8981\u89e3\u51b3\u7684\u95ee\u9898\u4e0e\u7ed3\u8bba<\/li>\n<li>\u4e3a\u4ec0\u4e48\u201c\u9884\u805a\u5408 &#043; \u5b9e\u65f6\u626b\u660e\u7ec6\u201d\u4ecd\u4f1a\u5931\u901f<\/li>\n<li>\u76ee\u6807\u67b6\u6784&#xff1a;\u628a\u660e\u7ec6\u53d8\u5316\u53d8\u6210\u53ef\u91cd\u653e\u7684\u589e\u91cf\u4e8b\u4ef6<\/li>\n<li>\n<ul>\n<li>\u5f52\u96c6\u94fe\u8def\u7684\u804c\u8d23\u8fb9\u754c<\/li>\n<li>\u63a8\u8350\u7684\u6570\u636e\u5951\u7ea6<\/li>\n<\/ul>\n<\/li>\n<li>\u6838\u5fc3\u673a\u5236&#xff1a;\u589e\u91cf\u3001\u5e42\u7b49\u4e0e\u8fdf\u5230\u4fee\u6b63\u5982\u4f55\u540c\u65f6\u6210\u7acb<\/li>\n<li>\n<ul>\n<li>\u4ee5\u201c\u6709\u6548\u4e00\u6b21\u201d\u4ee3\u66ff\u4e0d\u73b0\u5b9e\u7684\u7aef\u5230\u7aef\u6070\u597d\u4e00\u6b21<\/li>\n<li>\u8fdf\u5230\u4e8b\u4ef6\u4e0d\u80fd\u9760\u201c\u5173\u95ed\u7a97\u53e3\u540e\u4e22\u5f03\u201d\u5904\u7406<\/li>\n<li>\u4f4d\u70b9\u63a8\u8fdb\u5fc5\u987b\u4e0e\u843d\u5e93\u7ed3\u679c\u7ed1\u5b9a<\/li>\n<\/ul>\n<\/li>\n<li>\u91c7\u96c6\u548c\u5b58\u50a8\u5982\u4f55\u9009&#xff1a;\u5148\u6309\u4e00\u81f4\u6027\u4e0e\u89c4\u6a21&#xff0c;\u800c\u4e0d\u662f\u6309\u6280\u672f\u70ed\u5ea6<\/li>\n<li>\u67e5\u8be2\u670d\u52a1\u4e3a\u4ec0\u4e48\u5fc5\u987b\u53ea\u8bfb\u5c0f\u7ed3\u679c\u96c6<\/li>\n<li>\u7aef\u5230\u7aef Demo&#xff1a;\u4e00\u7b14\u8ba2\u5355\u5982\u4f55\u5b89\u5168\u53d8\u6210\u5b9e\u65f6 GMV<\/li>\n<li>\n<ul>\n<li>1. \u5efa\u8868&#xff1a;\u72b6\u6001\u8868\u4fdd\u5b58\u65e7\u8d21\u732e&#xff0c;\u6876\u8868\u4fdd\u5b58\u5c55\u793a\u7ed3\u679c<\/li>\n<li>2. \u8f93\u5165\u4e8b\u4ef6&#xff1a;\u7edf\u4e00\u4e3a\u201c\u8ba2\u5355\u6709\u6548\u5feb\u7167\u201d\u800c\u4e0d\u662f\u5404\u6765\u6e90 SQL<\/li>\n<li>3. \u805a\u5408\u5668&#xff1a;\u9501\u4f4f\u8ba2\u5355\u72b6\u6001&#xff0c;\u5148\u51cf\u65e7\u8d21\u732e\u518d\u52a0\u65b0\u8d21\u732e<\/li>\n<li>4. API&#xff1a;\u5199\u5165\u53e3\u6a21\u62df\u6d88\u8d39\u8005&#xff0c;\u8bfb\u5165\u53e3\u53ea\u626b\u6876\u8868<\/li>\n<li>5. \u7528\u56db\u6b21\u8bf7\u6c42\u9a8c\u8bc1\u91cd\u590d\u3001\u6539\u4ef7\u548c\u9000\u6b3e<\/li>\n<li>6. \u63a5\u5165\u771f\u5b9e\u6e90\u5e93&#xff1a;\u7528\u590d\u5408\u6e38\u6807\u66ff\u6362 HTTP \u8f93\u5165<\/li>\n<\/ul>\n<\/li>\n<li>\u6807\u51c6 Java \u5de5\u7a0b\u95ed\u73af&#xff1a;\u63a5\u53e3\u3001Outbox\u3001\u5f52\u96c6\u3001\u67e5\u8be2\u548c\u6d4b\u8bd5<\/li>\n<li>\n<ul>\n<li>\u5de5\u7a0b\u8fb9\u754c\u4e0e\u76ee\u5f55<\/li>\n<li>\u4e00\u7b14\u771f\u5b9e\u8ba2\u5355\u7684\u95ed\u73af\u65f6\u5e8f<\/li>\n<li>1. \u4f9d\u8d56\u3001\u914d\u7f6e\u548c\u8fc1\u79fb\u7ec4\u7ec7<\/li>\n<li>2. \u6570\u636e\u5e93\u8fc1\u79fb&#xff1a;\u4e03\u5f20\u8868\u5206\u522b\u627f\u62c5\u4e8b\u5b9e\u3001\u6295\u9012\u3001\u6295\u5f71\u548c\u5386\u53f2\u6c47\u603b<\/li>\n<li>\u8ba2\u5355\u4e8b\u4ef6\u5951\u7ea6&#xff1a;\u4e24\u7aef\u53ea\u5171\u4eab\u7a33\u5b9a JSON&#xff0c;\u4e0d\u5171\u4eab\u6570\u636e\u5e93\u5b9e\u4f53<\/li>\n<li>3. \u8ba2\u5355\u63a5\u53e3&#xff1a;\u4e1a\u52a1\u72b6\u6001\u548c Outbox \u5fc5\u987b\u540c\u4e8b\u52a1\u63d0\u4ea4<\/li>\n<li>4. Outbox \u53d1\u5e03\u5668&#xff1a;\u8ba4\u9886\u3001\u53d1\u5e03\u3001\u786e\u8ba4\u4e09\u9636\u6bb5\u53ef\u91cd\u8bd5<\/li>\n<li>4.5 \u65e5\u6876\u56fa\u5316&#xff1a;\u8ba9\u5386\u53f2\u67e5\u8be2\u4e0e\u5b9e\u65f6\u5206\u949f\u6876\u4fdd\u6301\u4e92\u65a5<\/li>\n<li>5. \u5f52\u96c6\u6d88\u8d39\u8005&#xff1a;\u6536\u4ef6\u7bb1\u5148\u53bb\u91cd&#xff0c;\u518d\u9501\u8ba2\u5355\u72b6\u6001\u5e76\u56de\u9000\u65e7\u6876<\/li>\n<li>6. \u67e5\u8be2\u3001\u7f13\u5b58\u548c\u6c34\u4f4d&#xff1a;\u63a5\u53e3\u8fd4\u56de\u503c\u5fc5\u987b\u8868\u660e\u6570\u636e\u65b0\u9c9c\u5ea6<\/li>\n<li>7. HTTP \u5951\u7ea6&#xff1a;\u540c\u6b65\u547d\u4ee4\u4e0e\u5f02\u6b65\u6295\u5f71\u4e0d\u53ef\u6df7\u7528<\/li>\n<li>8. \u81ea\u52a8\u5316\u9a8c\u8bc1&#xff1a;\u7528\u771f\u5b9e MySQL \u9a8c\u8bc1\u4e8b\u52a1&#xff0c;\u800c\u975e\u53ea\u7528 curl<\/li>\n<li>9. \u542f\u52a8\u987a\u5e8f\u4e0e\u672c\u5730\u9a8c\u6536\u811a\u672c<\/li>\n<li>10. \u6807\u51c6\u95ed\u73af\u7684\u6d4b\u8bd5\u77e9\u9635\u4e0e\u4e0a\u7ebf\u8fb9\u754c<\/li>\n<\/ul>\n<\/li>\n<li>\u5931\u8d25\u8def\u5f84\u3001\u5bf9\u8d26\u4e0e\u8fb9\u754c&#xff1a;\u5feb\u4e0d\u7b49\u4e8e\u6570\u636e\u53ef\u4fe1<\/li>\n<li>\n<ul>\n<li>\u5e38\u89c1\u5931\u8d25\u8def\u5f84<\/li>\n<li>\u5bf9\u8d26\u4e0d\u662f\u5931\u8d25\u8865\u4e01&#xff0c;\u800c\u662f\u8bbe\u8ba1\u7684\u4e00\u90e8\u5206<\/li>\n<\/ul>\n<\/li>\n<li>\u9762\u5411\u5b58\u91cf\u7cfb\u7edf\u7684\u6700\u5c0f\u8fc1\u79fb\u8def\u5f84<\/li>\n<li>\u9a8c\u8bc1\u3001\u5bb9\u91cf\u9a8c\u6536\u4e0e\u4e0a\u7ebf\u95e8\u69db<\/li>\n<li>\n<ul>\n<li>\u5fc5\u987b\u5148\u6d4b\u91cf\u7684\u6307\u6807<\/li>\n<li>\u53ef\u590d\u73b0\u7684\u9a8c\u8bc1\u6e05\u5355<\/li>\n<\/ul>\n<\/li>\n<li>\u7ed3\u8bba&#xff1a;\u5148\u5c06\u201c\u8ba1\u7b97\u4e00\u6b21\u201d\u53d8\u6210\u7cfb\u7edf\u4e0d\u53d8\u91cf&#xff0c;\u518d\u8ffd\u6c42\u79d2\u7ea7\u5c55\u793a<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5185\u5bb9\u6458\u8981&#xff1a;\u672c\u6587\u9762\u5411\u8ba2\u5355\u3001GMV\u3001\u5e93\u5b58\u7b49\u9700\u8981\u79d2\u7ea7\u81f3\u5206\u949f\u7ea7\u5c55\u793a\u7684\u5927\u6570\u636e\u5f52\u96c6\u573a\u666f\u3002\u6838\u5fc3\u5224\u65ad\u662f&#xff1a;\u9ad8\u9891\u67e5\u8be2\u4e0d\u80fd\u53cd\u590d\u8de8\u5e93\u626b\u63cf\u539f\u59cb\u660e\u7ec6&#xff1b;\u5e94\u5c06\u53d8\u5316\u8f6c\u6362\u4e3a\u53ef\u91cd\u653e\u3001\u53ef\u5e42\u7b49\u7684\u589e\u91cf\u4e8b\u4ef6&#xff0c;\u6301\u7eed\u5199\u5165\u5206\u949f\u7ea7\u805a\u5408\u7ed3\u679c&#xff0c;\u5e76\u8ba9\u63a5\u53e3\u53ea\u8bfb\u8be5\u7ed3\u679c\u4e0e\u77ed\u7f13\u5b58\u3002\u6587\u4e2d\u7ed9\u51fa\u6570\u636e\u5951\u7ea6\u3001\u5931\u8d25\u6062\u590d\u3001\u9009\u578b\u8fb9\u754c\u3001\u8fc1\u79fb\u6b65\u9aa4\u548c\u9a8c\u6536\u65b9\u6cd5\u3002<\/p>\n<h3>\u8981\u89e3\u51b3\u7684\u95ee\u9898\u4e0e\u7ed3\u8bba<\/h3>\n<p>\u5178\u578b\u8bc9\u6c42\u662f\u201c\u6bcf\u9694\u51e0\u79d2\u5c55\u793a\u6700\u65b0 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\u53d8\u5feb\u3002<\/p>\n<p>\u901a\u7528\u7ed3\u8bba&#xff1a;\u67e5\u8be2\u8def\u5f84\u5fc5\u987b\u4e0e\u660e\u7ec6\u89c4\u6a21\u89e3\u8026\u3002\u5728\u7ebf\u8bf7\u6c42\u53ea\u8bfb\u53d6\u9884\u805a\u5408\u7ed3\u679c&#xff1b;\u6570\u636e\u5f52\u96c6\u901a\u8fc7\u589e\u91cf\u4e8b\u4ef6\u9a71\u52a8&#xff0c;\u6309\u53ef\u4fee\u6b63\u7684\u65f6\u95f4\u6876\u7d2f\u79ef\u3002\u82e5\u4e0d\u80fd\u7acb\u523b\u5f15\u5165 CDC \u6216\u6d88\u606f\u961f\u5217&#xff0c;\u4e5f\u5e94\u5148\u7528\u6e38\u6807\u62c9\u53d6\u5b9e\u73b0\u589e\u91cf\u5316&#xff0c;\u800c\u4e0d\u662f\u7f29\u77ed\u5168\u91cf SQL \u7684\u5b9a\u65f6\u5468\u671f\u3002<\/p>\n<p>\u672c\u6587\u91c7\u7528\u4e00\u4e2a\u865a\u6784\u7684\u8ba2\u5355 GMV 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Q<\/p>\n<p>\u5f53\u7a97\u53e3\u6309\u5f53\u524d\u5c0f\u65f6\u7d2f\u8ba1\u65f6&#xff0c;W \u4f1a\u968f\u65f6\u95f4\u53d8\u5927&#xff1b;\u5f53\u5927\u5c4f\u3001\u591a\u4e2a\u7528\u6237\u6216\u91cd\u8bd5\u540c\u65f6\u8f6e\u8be2\u65f6&#xff0c;Q \u4e5f\u4f1a\u4e0a\u5347\u3002\u5373\u4fbf\u65f6\u95f4\u5217\u6709\u7d22\u5f15&#xff0c;\u6309\u5c0f\u65f6\u683c\u5f0f\u5316\u518d\u5206\u7ec4\u4ecd\u9700\u8981\u989d\u5916\u8ba1\u7b97\u548c\u805a\u5408\u3002\u6839\u56e0\u4e0d\u662f\u8c03\u5ea6\u5668\u7ebf\u7a0b\u6570\u4e0d\u8db3&#xff0c;\u800c\u662f\u201c\u540c\u4e00\u6279\u539f\u59cb\u6570\u636e\u88ab\u4e0d\u540c\u8bf7\u6c42\u53cd\u590d\u8ba1\u7b97\u201d\u3002<\/p>\n<p>\u53e6\u6709\u4e00\u4e2a\u5fc5\u987b\u5148\u6838\u5bf9\u7684\u53e3\u5f84\u98ce\u9669&#xff1a;\u5982\u679c\u6708\u3001\u65e5\u3001\u5c0f\u65f6\u6c47\u603b\u8868\u8986\u76d6\u7684\u65f6\u95f4\u8303\u56f4\u5f7c\u6b64\u91cd\u53e0&#xff0c;\u518d\u4e0e\u5f53\u524d\u660e\u7ec6\u76f4\u63a5\u76f8\u52a0&#xff0c;\u4f1a\u91cd\u590d\u8ba1\u5165\u540c\u4e00\u8ba2\u5355\u3002\u805a\u5408\u5c42\u7ea7\u4e0d\u662f\u5929\u7136\u4e92\u65a5\u7684&#xff1b;\u5fc5\u987b\u7531\u65f6\u95f4\u8fb9\u754c\u6216\u7edf\u4e00\u7684\u6743\u5a01\u6c47\u603b\u8868\u4fdd\u8bc1\u4e92\u65a5\u3002<\/p>\n<p>\u8fd9\u662f\u4e00\u6761\u901a\u7528\u7684\u67b6\u6784\u63a8\u5bfc&#xff0c;\u4e0d\u662f\u5bf9\u67d0\u4e2a\u7ebf\u4e0a\u7cfb\u7edf\u6027\u80fd\u7684\u5224\u65ad\u3002\u662f\u5426\u771f\u7684\u51fa\u73b0\u6162\u67e5\u8be2&#xff0c;\u5e94\u901a\u8fc7 EXPLAIN ANALYZE\u3001\u626b\u63cf\u884c\u6570\u3001p95 \u5ef6\u8fdf\u3001CPU \u4e0e\u9501\u7b49\u5f85\u7b49\u6570\u636e\u9a8c\u8bc1\u3002<\/p>\n<h3>\u76ee\u6807\u67b6\u6784&#xff1a;\u628a\u660e\u7ec6\u53d8\u5316\u53d8\u6210\u53ef\u91cd\u653e\u7684\u589e\u91cf\u4e8b\u4ef6<\/h3>\n<p>  #mermaid-svg-pTquJmWqURbCrvTr{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-pTquJmWqURbCrvTr .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-pTquJmWqURbCrvTr .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-pTquJmWqURbCrvTr .error-icon{fill:#552222;}#mermaid-svg-pTquJmWqURbCrvTr .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-pTquJmWqURbCrvTr 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p{background-color:transparent;}#mermaid-svg-pTquJmWqURbCrvTr .label text,#mermaid-svg-pTquJmWqURbCrvTr span{fill:#333;color:#333;}#mermaid-svg-pTquJmWqURbCrvTr .node rect,#mermaid-svg-pTquJmWqURbCrvTr .node circle,#mermaid-svg-pTquJmWqURbCrvTr .node ellipse,#mermaid-svg-pTquJmWqURbCrvTr .node polygon,#mermaid-svg-pTquJmWqURbCrvTr .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-pTquJmWqURbCrvTr .rough-node .label text,#mermaid-svg-pTquJmWqURbCrvTr .node .label text,#mermaid-svg-pTquJmWqURbCrvTr .image-shape .label,#mermaid-svg-pTquJmWqURbCrvTr .icon-shape .label{text-anchor:middle;}#mermaid-svg-pTquJmWqURbCrvTr .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-pTquJmWqURbCrvTr .rough-node .label,#mermaid-svg-pTquJmWqURbCrvTr .node .label,#mermaid-svg-pTquJmWqURbCrvTr .image-shape .label,#mermaid-svg-pTquJmWqURbCrvTr .icon-shape .label{text-align:center;}#mermaid-svg-pTquJmWqURbCrvTr .node.clickable{cursor:pointer;}#mermaid-svg-pTquJmWqURbCrvTr .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-pTquJmWqURbCrvTr .arrowheadPath{fill:#333333;}#mermaid-svg-pTquJmWqURbCrvTr .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-pTquJmWqURbCrvTr .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-pTquJmWqURbCrvTr .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-pTquJmWqURbCrvTr .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-pTquJmWqURbCrvTr .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-pTquJmWqURbCrvTr .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-pTquJmWqURbCrvTr .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-pTquJmWqURbCrvTr .cluster text{fill:#333;}#mermaid-svg-pTquJmWqURbCrvTr .cluster span{color:#333;}#mermaid-svg-pTquJmWqURbCrvTr div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-pTquJmWqURbCrvTr .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-pTquJmWqURbCrvTr rect.text{fill:none;stroke-width:0;}#mermaid-svg-pTquJmWqURbCrvTr .icon-shape,#mermaid-svg-pTquJmWqURbCrvTr .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-pTquJmWqURbCrvTr .icon-shape p,#mermaid-svg-pTquJmWqURbCrvTr .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-pTquJmWqURbCrvTr .icon-shape .label rect,#mermaid-svg-pTquJmWqURbCrvTr .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-pTquJmWqURbCrvTr .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-pTquJmWqURbCrvTr .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-pTquJmWqURbCrvTr :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/p>\n<p>\u4f18\u5148&#xff1a;CDC \u6216 Outbox<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/p>\n<p>\u8fc7\u6e21&#xff1a;\u65f6\u95f4\u6e38\u6807\u62c9\u53d6<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u8ba2\u5355\/\u652f\u4ed8\/\u9000\u6b3e\u6e90\u5e93<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u53d8\u5316\u91c7\u96c6<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u4e8b\u4ef6\u6d41\u6216\u6301\u4e45\u5316\u4e8b\u4ef6\u8868<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u6807\u51c6\u5316\u4e0e\u5e42\u7b49\u53bb\u91cd<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u5206\u949f\u7ea7\u805a\u5408\u5668<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>gmv_realtime_bucket<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u805a\u5408\u6c34\u4f4d\u4e0e\u5904\u7406\u72b6\u6001<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>Redis \u77ed TTL \u7f13\u5b58<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u5c0f\u65f6\/\u5929\/\u6708\u79bb\u7ebf\u6c47\u603b<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>GMV \u67e5\u8be2 API<\/p>\n<p><\/span><\/p>\n<p>\u8bfb\u56fe\u8981\u70b9&#xff1a;\u660e\u7ec6\u6570\u636e\u53ea\u5728\u5f52\u96c6\u94fe\u8def\u4e2d\u5904\u7406\u4e00\u6b21\u6216\u5728\u6545\u969c\u540e\u6709\u9650\u91cd\u653e&#xff1b;API \u4e0d\u518d\u8bbf\u95ee\u4e1a\u52a1\u539f\u59cb\u8ba2\u5355\u8868\u3002\u5206\u949f\u6876\u662f\u67e5\u8be2\u4e0e\u5199\u5165\u4e4b\u95f4\u7684\u9694\u79bb\u5c42&#xff0c;\u56e0\u6b64\u6570\u636e\u89c4\u6a21\u589e\u957f\u4e3b\u8981\u5f71\u54cd\u5f52\u96c6\u541e\u5410&#xff0c;\u800c\u4e0d\u4f1a\u7ebf\u6027\u62d6\u6162\u6240\u6709\u8bfb\u8bf7\u6c42\u3002<\/p>\n<h4>\u5f52\u96c6\u94fe\u8def\u7684\u804c\u8d23\u8fb9\u754c<\/h4>\n<table>\n<tr>\u7ec4\u4ef6\u552f\u4e00\u804c\u8d23\u4e0d\u5e94\u627f\u62c5\u7684\u804c\u8d23<\/tr>\n<tbody>\n<tr>\n<td>\u53d8\u5316\u91c7\u96c6\u5668<\/td>\n<td>\u83b7\u53d6\u65b0\u589e\u6216\u53d8\u66f4\u8ba2\u5355&#xff0c;\u8bb0\u5f55\u6765\u6e90\u4f4d\u70b9<\/td>\n<td>\u5bf9\u5916\u63d0\u4f9b GMV<\/td>\n<\/tr>\n<tr>\n<td>\u6807\u51c6\u5316\u5668<\/td>\n<td>\u5c06\u4e0d\u540c\u5e93\u5b57\u6bb5\u6620\u5c04\u4e3a\u7edf\u4e00\u4e8b\u4ef6\u548c\u91d1\u989d\u53e3\u5f84<\/td>\n<td>\u6c38\u4e45\u4fdd\u5b58\u4efb\u610f\u539f\u59cb\u4e1a\u52a1\u5b57\u6bb5<\/td>\n<\/tr>\n<tr>\n<td>\u5e42\u7b49\u5c42<\/td>\n<td>\u5224\u65ad\u540c\u4e00\u8ba2\u5355\u7248\u672c\u662f\u5426\u5df2\u5904\u7406<\/td>\n<td>\u7528\u5185\u5b58\u96c6\u5408\u4e34\u65f6\u53bb\u91cd<\/td>\n<\/tr>\n<tr>\n<td>\u805a\u5408\u5668<\/td>\n<td>\u5c06\u4e8b\u4ef6\u589e\u91cf\u5199\u5165\u65f6\u95f4\u6876<\/td>\n<td>\u6bcf\u6b21\u4ece\u5168\u90e8\u8ba2\u5355\u91cd\u65b0\u7edf\u8ba1<\/td>\n<\/tr>\n<tr>\n<td>\u670d\u52a1\u5c42<\/td>\n<td>\u5408\u5e76\u5c11\u91cf\u6876\u3001\u7f13\u5b58\u5e76\u8fd4\u56de\u5c55\u793a\u6a21\u578b<\/td>\n<td>\u8de8\u4e1a\u52a1\u5e93 UNION ALL \u539f\u59cb\u660e\u7ec6<\/td>\n<\/tr>\n<tr>\n<td>\u5bf9\u8d26\u4efb\u52a1<\/td>\n<td>\u6309\u53ef\u63a7\u7a97\u53e3\u91cd\u7b97\u5e76\u4fee\u6b63<\/td>\n<td>\u4f5c\u4e3a\u5b9e\u65f6\u5c55\u793a\u7684\u5e38\u89c4\u8def\u5f84<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u63a8\u8350\u7684\u6570\u636e\u5951\u7ea6<\/h4>\n<p>\u4e0d\u540c\u6765\u6e90\u4e0d\u80fd\u53ea\u9760\u201c\u521b\u5efa\u65f6\u95f4 &#043; \u91d1\u989d\u201d\u5408\u5e76&#xff0c;\u56e0\u4e3a\u8865\u53d1\u3001\u9000\u6b3e\u3001\u72b6\u6001\u53d8\u66f4\u548c\u6765\u6e90\u65f6\u949f\u504f\u5dee\u90fd\u4f1a\u9020\u6210\u91cd\u590d\u6216\u6f0f\u7b97\u3002\u7edf\u4e00\u4e8b\u4ef6\u81f3\u5c11\u9700\u8981\u4ee5\u4e0b\u5b57\u6bb5&#xff1a;<\/p>\n<table>\n<tr>\u5b57\u6bb5\u7ea6\u675f\u7528\u9014<\/tr>\n<tbody>\n<tr>\n<td>source<\/td>\n<td>\u975e\u7a7a&#xff0c;\u7a33\u5b9a\u6765\u6e90\u6807\u8bc6<\/td>\n<td>\u591a\u5e93\u9694\u79bb\u4e0e\u5e42\u7b49\u952e\u7684\u4e00\u90e8\u5206<\/td>\n<\/tr>\n<tr>\n<td>business_order_id<\/td>\n<td>\u975e\u7a7a<\/td>\n<td>\u4e1a\u52a1\u8ba2\u5355\u8eab\u4efd<\/td>\n<\/tr>\n<tr>\n<td>version<\/td>\n<td>\u5355\u8ba2\u5355\u5185\u5355\u8c03\u9012\u589e&#xff1b;\u6ca1\u6709\u7248\u672c\u65f6\u4f7f\u7528\u53ef\u9760\u53d8\u66f4\u65f6\u95f4\u548c\u5185\u5bb9\u54c8\u5e0c<\/td>\n<td>\u8bc6\u522b\u540e\u5230\u3001\u91cd\u653e\u548c\u4fee\u6b63<\/td>\n<\/tr>\n<tr>\n<td>event_id<\/td>\n<td>\u5168\u5c40\u552f\u4e00&#xff0c;\u6216\u7531\u6765\u6e90\u4f4d\u70b9\u751f\u6210<\/td>\n<td>\u6d88\u606f\u53bb\u91cd\u3001\u8ffd\u8e2a<\/td>\n<\/tr>\n<tr>\n<td>event_type<\/td>\n<td>\u521b\u5efa\u3001\u652f\u4ed8\u3001\u53d6\u6d88\u3001\u9000\u6b3e\u3001\u4fee\u6b63<\/td>\n<td>\u660e\u786e\u91d1\u989d\u662f\u5426\u9700\u8981\u53cd\u5411\u8ba1\u5165<\/td>\n<\/tr>\n<tr>\n<td>occurred_at<\/td>\n<td>\u4e1a\u52a1\u53d1\u751f\u65f6\u95f4&#xff0c;\u7edf\u4e00\u65f6\u533a<\/td>\n<td>\u5f52\u5c5e\u5230\u5206\u949f\u6876<\/td>\n<\/tr>\n<tr>\n<td>ingested_at<\/td>\n<td>\u91c7\u96c6\u65f6\u95f4<\/td>\n<td>\u8861\u91cf\u5ef6\u8fdf\u4e0e\u6392\u969c<\/td>\n<\/tr>\n<tr>\n<td>amount_delta<\/td>\n<td>DECIMAL(18,2)&#xff0c;\u53ef\u6b63\u53ef\u8d1f<\/td>\n<td>\u805a\u5408\u65f6\u76f4\u63a5\u7d2f\u52a0<\/td>\n<\/tr>\n<tr>\n<td>store_id\u3001channel_id<\/td>\n<td>\u7ef4\u5ea6\u952e&#xff0c;\u7a7a\u503c\u6709\u660e\u786e\u515c\u5e95<\/td>\n<td>\u7ef4\u5ea6\u805a\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u91d1\u989d\u4e0d\u5e94\u4f7f\u7528\u6d6e\u70b9\u6570\u6216\u5b57\u7b26\u4e32\u3002GMV 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class=\"token comment\">&#8212; \u793a\u4f8b\u7ed3\u6784&#xff0c;\u53ef\u6309\u4e1a\u52a1\u7ef4\u5ea6\u6269\u5c55<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_order_state <span class=\"token punctuation\">(<\/span><br \/>\n    source              <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    business_order_id   <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    version             <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    applied_amount      <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    bucket_start        <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at          <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">,<\/span> business_order_id<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_realtime_bucket <span class=\"token punctuation\">(<\/span><br \/>\n    bucket_start        <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    source              <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    store_id            <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    channel_id          <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    order_count         <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    amount              <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at          <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>bucket_start<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">KEY<\/span> 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rect{fill:#ECECFF;opacity:0.5;}#mermaid-svg-jaV64NwKsMAwYRp0 .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-jaV64NwKsMAwYRp0 .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-jaV64NwKsMAwYRp0 .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-jaV64NwKsMAwYRp0 .edgeLabel .label text{fill:#333;}#mermaid-svg-jaV64NwKsMAwYRp0 .label div .edgeLabel{color:#333;}#mermaid-svg-jaV64NwKsMAwYRp0 .stateLabel text{fill:#131300;font-size:10px;font-weight:bold;}#mermaid-svg-jaV64NwKsMAwYRp0 .node circle.state-start{fill:#333333;stroke:#333333;}#mermaid-svg-jaV64NwKsMAwYRp0 .node .fork-join{fill:#333333;stroke:#333333;}#mermaid-svg-jaV64NwKsMAwYRp0 .node circle.state-end{fill:#9370DB;stroke:white;stroke-width:1.5;}#mermaid-svg-jaV64NwKsMAwYRp0 .end-state-inner{fill:white;stroke-width:1.5;}#mermaid-svg-jaV64NwKsMAwYRp0 .node rect{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-jaV64NwKsMAwYRp0 .node polygon{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-jaV64NwKsMAwYRp0 #statediagram-barbEnd{fill:#333333;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-cluster rect{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-jaV64NwKsMAwYRp0 .cluster-label,#mermaid-svg-jaV64NwKsMAwYRp0 .nodeLabel{color:#131300;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-cluster rect.outer{rx:5px;ry:5px;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-state .divider{stroke:#9370DB;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-state .title-state{rx:5px;ry:5px;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-cluster.statediagram-cluster .inner{fill:white;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-cluster.statediagram-cluster-alt .inner{fill:#f0f0f0;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-cluster .inner{rx:0;ry:0;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-state rect.basic{rx:5px;ry:5px;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-state rect.divider{stroke-dasharray:10,10;fill:#f0f0f0;}#mermaid-svg-jaV64NwKsMAwYRp0 .note-edge{stroke-dasharray:5;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-note rect{fill:#fff5ad;stroke:#aaaa33;stroke-width:1px;rx:0;ry:0;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-note rect{fill:#fff5ad;stroke:#aaaa33;stroke-width:1px;rx:0;ry:0;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-note text{fill:black;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram-note .nodeLabel{color:black;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagram .edgeLabel{color:red;}#mermaid-svg-jaV64NwKsMAwYRp0 #dependencyStart,#mermaid-svg-jaV64NwKsMAwYRp0 #dependencyEnd{fill:#333333;stroke:#333333;stroke-width:1;}#mermaid-svg-jaV64NwKsMAwYRp0 .statediagramTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-jaV64NwKsMAwYRp0 :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/p>\n<p>\u4e8b\u4ef6\u72b6\u6001\u4e0e\u6876\u5199\u5165\u540c\u4e00\u4e8b\u52a1\u6210\u529f<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/p>\n<p>\u7f51\u7edc\u3001\u9501\u51b2\u7a81\u6216\u4e34\u65f6\u6570\u636e\u5e93\u9519\u8bef<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/p>\n<p>\u6307\u6570\u9000\u907f\u540e\u91cd\u8bd5<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/p>\n<p>\u5b89\u5168\u63a8\u8fdb\u6765\u6e90\u4f4d\u70b9<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/p>\n<p>\u5b57\u6bb5\u975e\u6cd5\u6216\u65e0\u6cd5\u89e3\u6790<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>Fetched<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>Applied<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>Retryable<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>Checkpointed<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>DeadLetter<\/p>\n<p><\/span><\/p>\n<p>\u8fd9\u5f20\u56fe\u63ed\u793a\u7684\u7ea6\u675f\u662f&#xff1a;Checkpointed \u4e0d\u80fd\u5148\u4e8e Applied\u3002\u65e0\u6cd5\u89e3\u6790\u7684\u6570\u636e\u8fdb\u5165\u6b7b\u4fe1\u6216\u4eba\u5de5\u5904\u7406\u961f\u5217&#xff0c;\u800c\u4e0d\u662f\u88ab\u9759\u9ed8\u8df3\u8fc7&#xff1b;\u5426\u5219\u201c\u5b9e\u65f6 GMV \u6b63\u5e38\u8fd4\u56de\u201d\u4f1a\u63a9\u76d6\u6570\u636e\u7f3a\u53e3\u3002<\/p>\n<h3>\u91c7\u96c6\u548c\u5b58\u50a8\u5982\u4f55\u9009&#xff1a;\u5148\u6309\u4e00\u81f4\u6027\u4e0e\u89c4\u6a21&#xff0c;\u800c\u4e0d\u662f\u6309\u6280\u672f\u70ed\u5ea6<\/h3>\n<table>\n<tr>\u65b9\u6848\u9002\u7528\u6761\u4ef6\u4f18\u70b9\u4e3b\u8981\u5931\u8d25\u6a21\u5f0f\u5efa\u8bae<\/tr>\n<tbody>\n<tr>\n<td>\u9ad8\u9891\u5168\u8868\/\u5927\u7a97\u53e3\u8f6e\u8be2<\/td>\n<td>\u53ea\u6709\u5f88\u5c0f\u6570\u636e\u91cf\u3001\u77ed\u671f\u6392\u969c<\/td>\n<td>\u5b9e\u73b0\u6700\u5c11<\/td>\n<td>\u91cd\u590d\u626b\u63cf\u3001\u6e90\u5e93\u53d7\u538b\u3001\u5ef6\u8fdf\u968f\u7a97\u53e3\u589e\u957f<\/td>\n<td>\u4e0d\u4f5c\u4e3a\u957f\u671f\u65b9\u6848<\/td>\n<\/tr>\n<tr>\n<td>\u589e\u91cf\u6e38\u6807\u8f6e\u8be2<\/td>\n<td>\u65e0 CDC 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\u6d88\u606f\u961f\u5217<\/td>\n<td>\u53ef\u6539\u4ea4\u6613\u670d\u52a1\u4e14\u8981\u6c42\u8f83\u5f3a\u4e1a\u52a1\u8bed\u4e49<\/td>\n<td>\u4e8b\u4ef6\u542b\u4e49\u6700\u6e05\u6670\u3001\u4e0e\u4e8b\u52a1\u53ef\u534f\u540c<\/td>\n<td>\u6539\u9020\u4ea4\u6613\u94fe\u8def\u3001\u8865\u5386\u53f2\u590d\u6742<\/td>\n<td>\u65b0\u5efa\u7cfb\u7edf\u4f18\u5148<\/td>\n<\/tr>\n<tr>\n<td>\u6d41\u8ba1\u7b97\u6846\u67b6<\/td>\n<td>\u591a\u6307\u6807\u3001\u591a\u7ef4\u5ea6\u3001\u541e\u5410\u91cf\u9ad8<\/td>\n<td>\u72b6\u6001\u3001\u7a97\u53e3\u3001\u6269\u7f29\u5bb9\u80fd\u529b\u5f3a<\/td>\n<td>\u8fd0\u7ef4\u4e0e\u72b6\u6001\u4e00\u81f4\u6027\u6210\u672c\u9ad8<\/td>\n<td>\u4e8b\u4ef6\u91cf\u548c\u6307\u6807\u590d\u6742\u5ea6\u8db3\u591f\u65f6\u91c7\u7528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u51b3\u7b56\u987a\u5e8f\u5e94\u662f&#xff1a;\u5148\u786e\u8ba4\u6e90\u7aef\u80fd\u5426\u4ea7\u751f\u53ef\u9760\u53d8\u66f4&#xff0c;\u518d\u9009\u91c7\u96c6\u65b9\u5f0f&#xff1b;\u5148\u786e\u5b9a\u8ba2\u5355\u4fee\u6b63\u8bed\u4e49&#xff0c;\u518d\u9009\u805a\u5408\u6280\u672f\u3002Kafka\u3001Flink 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\u5f53\u524d\u5f00\u653e\u5206\u949f\u6876<\/p>\n<p>\u4e09\u4e2a\u96c6\u5408\u5fc5\u987b\u65f6\u95f4\u4e92\u65a5\u3002\u82e5\u5c55\u793a\u53ea\u8981\u603b GMV&#xff0c;\u53ef\u4ee5\u628a\u6bcf\u5206\u949f\u6876\u518d\u6eda\u52a8\u7ef4\u62a4\u4e3a\u5f53\u65e5\u603b\u6876&#xff1b;\u82e5\u9700\u8981\u6e20\u9053\u3001\u95e8\u5e97\u6216\u5206\u65f6\u66f2\u7ebf&#xff0c;\u5219\u6309\u5fc5\u8981\u7ef4\u5ea6\u8bfb\u53d6\u6709\u9650\u6570\u91cf\u7684\u5206\u949f\u6876\u540e\u5728\u5f52\u96c6\u5e93\u6c47\u603b\u3002\u7edd\u4e0d\u5728 API \u8def\u5f84\u91cd\u626b\u5404\u4e1a\u52a1\u5e93\u8ba2\u5355\u8868\u3002<\/p>\n<p>Redis \u7684\u804c\u8d23\u662f\u524a\u5cf0\u800c\u4e0d\u662f\u6570\u636e\u771f\u76f8&#xff1a;\u53ef\u6309 metric &#043; tenant &#043; dimensions &#043; metric_version \u7f13\u5b58 1&#xff5e;5 \u79d2&#xff0c;\u5e76\u5728\u6876\u5199\u6210\u529f\u540e\u5220\u9664\u6216\u66f4\u65b0\u5bf9\u5e94\u952e\u3002\u7f13\u5b58\u5931\u6548\u65f6\u56de\u6e90 gmv_realtime_bucket&#xff0c;\u800c\u4e0d\u662f\u56de\u6e90\u539f\u59cb\u8ba2\u5355\u8868\u3002\u5bf9\u4e8e\u540c\u4e00\u4e2a\u70ed\u70b9\u952e&#xff0c;\u5e94\u4f7f\u7528\u8bf7\u6c42\u5408\u5e76\u6216\u77ed\u4e92\u65a5\u9501\u907f\u514d\u7f13\u5b58\u5931\u6548\u77ac\u95f4\u7684\u5e76\u53d1\u56de\u6e90\u3002<\/p>\n<p>API \u8fd4\u56de\u5efa\u8bae\u663e\u5f0f\u5305\u542b as_of\u3001watermark\u3001data_delay_seconds \u548c is_degraded\u3002\u8fd9\u6837\u91c7\u96c6\u5668\u6ede\u540e\u65f6&#xff0c;\u5ba2\u6237\u7aef\u80fd\u533a\u5206\u201cGMV \u4e3a\u96f6\u201d\u548c\u201c\u6570\u636e\u8fd8\u672a\u5f52\u96c6\u5b8c\u6210\u201d\u3002<\/p>\n<h3>\u7aef\u5230\u7aef Demo&#xff1a;\u4e00\u7b14\u8ba2\u5355\u5982\u4f55\u5b89\u5168\u53d8\u6210\u5b9e\u65f6 GMV<\/h3>\n<p>\u8fd9\u4e00\u8282\u7ed9\u51fa\u4e00\u4e2a\u5355\u5b9e\u4f8b\u4e0b\u7528\u4e8e\u89e3\u91ca\u6838\u5fc3\u7b97\u6cd5\u7684 Spring Boot 3 \/ Java 17 \u6700\u5c0f Demo\u3002\u5b83\u4e0d\u4f9d\u8d56 Kafka&#xff1a;POST \/demo\/gmv\/events \u6a21\u62df CDC \u6216\u6d88\u606f\u6d88\u8d39\u8005\u6536\u5230\u7684\u201c\u8ba2\u5355\u5f53\u524d\u6709\u6548\u5feb\u7167\u201d\u3002\u66ff\u6362 HTTP \u8f93\u5165\u4e3a Kafka\u3001Debezium \u6216\u5b9a\u65f6\u6e38\u6807\u91c7\u96c6&#xff0c;\u5e76\u4e0d\u6539\u53d8\u5e42\u7b49\u805a\u5408\u6838\u5fc3\u3002<\/p>\n<p>\u91cd\u8981\u8fb9\u754c&#xff1a;\u8fd9\u6bb5\u6700\u5c0f\u4ee3\u7801\u6ca1\u6709\u4e8b\u4ef6\u6536\u4ef6\u7bb1\u548c\u8ba2\u5355\u9501\u884c&#xff1b;\u540c\u4e00\u8ba2\u5355\u5728\u591a\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\u5e76\u53d1\u9996\u6b21\u5199\u5165\u65f6&#xff0c;\u4e0d\u80fd\u4f5c\u4e3a\u751f\u4ea7\u5b9e\u73b0\u3002\u4e0b\u4e00\u8282\u7684\u201c\u6807\u51c6 Java \u5de5\u7a0b\u95ed\u73af\u201d\u8865\u9f50\u8be5\u7f3a\u53e3&#xff0c;\u751f\u4ea7\u5e94\u4ee5\u540e\u4e00\u8282\u4e3a\u51c6\u3002<\/p>\n<p>Demo \u53e3\u5f84&#xff1a;\u4ec5\u7edf\u8ba1\u652f\u4ed8\u540e\u7684\u51c0\u6709\u6548\u91d1\u989d&#xff1b;\u521b\u5efa\u3001\u6539\u4ef7\u3001\u5168\u989d\u9000\u6b3e\u548c\u90e8\u5206\u9000\u6b3e\u90fd\u4ee5\u8ba2\u5355\u6700\u65b0 effectiveAmount \u5feb\u7167\u8868\u793a\u3002version \u5fc5\u987b\u5728\u540c\u4e00 source &#043; orderId \u4e0b\u9012\u589e\u3002\u4e00\u4e2a\u8ba2\u5355\u7684\u540c\u7248\u672c\u6d88\u606f\u53ef\u4ee5\u91cd\u590d\u5230\u8fbe\u3002<\/p>\n<p>     GET \/demo\/gmv?day&#061;&#8230;<\/p>\n<p>     gmv_realtime_bucket<\/p>\n<p>     gmv_order_state<\/p>\n<p>     GmvAggregationService<\/p>\n<p>     POST \/demo\/gmv\/events<\/p>\n<p>     CDC\/\u8f6e\u8be2\u5668<\/p>\n<p>      GET \/demo\/gmv?day&#061;&#8230;<\/p>\n<p>      gmv_realtime_bucket<\/p>\n<p>      gmv_order_state<\/p>\n<p>      GmvAggregationService<\/p>\n<p>      POST \/demo\/gmv\/events<\/p>\n<p>      CDC\/\u8f6e\u8be2\u5668<\/p>\n<p>  #mermaid-svg-5DnTo60ubhZn7vCj{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-5DnTo60ubhZn7vCj .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-5DnTo60ubhZn7vCj .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-5DnTo60ubhZn7vCj .error-icon{fill:#552222;}#mermaid-svg-5DnTo60ubhZn7vCj .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-5DnTo60ubhZn7vCj .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-5DnTo60ubhZn7vCj .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-5DnTo60ubhZn7vCj .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-5DnTo60ubhZn7vCj .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-5DnTo60ubhZn7vCj .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-5DnTo60ubhZn7vCj .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-5DnTo60ubhZn7vCj .marker{fill:#333333;stroke:#333333;}#mermaid-svg-5DnTo60ubhZn7vCj .marker.cross{stroke:#333333;}#mermaid-svg-5DnTo60ubhZn7vCj svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-5DnTo60ubhZn7vCj p{margin:0;}#mermaid-svg-5DnTo60ubhZn7vCj .actor{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-5DnTo60ubhZn7vCj text.actor&gt;tspan{fill:black;stroke:none;}#mermaid-svg-5DnTo60ubhZn7vCj .actor-line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-5DnTo60ubhZn7vCj .innerArc{stroke-width:1.5;stroke-dasharray:none;}#mermaid-svg-5DnTo60ubhZn7vCj .messageLine0{stroke-width:1.5;stroke-dasharray:none;stroke:#333;}#mermaid-svg-5DnTo60ubhZn7vCj .messageLine1{stroke-width:1.5;stroke-dasharray:2,2;stroke:#333;}#mermaid-svg-5DnTo60ubhZn7vCj #arrowhead path{fill:#333;stroke:#333;}#mermaid-svg-5DnTo60ubhZn7vCj .sequenceNumber{fill:white;}#mermaid-svg-5DnTo60ubhZn7vCj #sequencenumber{fill:#333;}#mermaid-svg-5DnTo60ubhZn7vCj #crosshead path{fill:#333;stroke:#333;}#mermaid-svg-5DnTo60ubhZn7vCj .messageText{fill:#333;stroke:none;}#mermaid-svg-5DnTo60ubhZn7vCj .labelBox{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-5DnTo60ubhZn7vCj .labelText,#mermaid-svg-5DnTo60ubhZn7vCj .labelText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-5DnTo60ubhZn7vCj .loopText,#mermaid-svg-5DnTo60ubhZn7vCj .loopText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-5DnTo60ubhZn7vCj .loopLine{stroke-width:2px;stroke-dasharray:2,2;stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-5DnTo60ubhZn7vCj .note{stroke:#aaaa33;fill:#fff5ad;}#mermaid-svg-5DnTo60ubhZn7vCj .noteText,#mermaid-svg-5DnTo60ubhZn7vCj .noteText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-5DnTo60ubhZn7vCj .activation0{fill:#f4f4f4;stroke:#666;}#mermaid-svg-5DnTo60ubhZn7vCj .activation1{fill:#f4f4f4;stroke:#666;}#mermaid-svg-5DnTo60ubhZn7vCj .activation2{fill:#f4f4f4;stroke:#666;}#mermaid-svg-5DnTo60ubhZn7vCj .actorPopupMenu{position:absolute;}#mermaid-svg-5DnTo60ubhZn7vCj .actorPopupMenuPanel{position:absolute;fill:#ECECFF;box-shadow:0px 8px 16px 0px rgba(0,0,0,0.2);filter:drop-shadow(3px 5px 2px rgb(0 0 0 \/ 0.4));}#mermaid-svg-5DnTo60ubhZn7vCj .actor-man line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-5DnTo60ubhZn7vCj .actor-man circle,#mermaid-svg-5DnTo60ubhZn7vCj line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;stroke-width:2px;}#mermaid-svg-5DnTo60ubhZn7vCj :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>   \u8ba2\u5355 O-100&#xff0c;version&#061;1&#xff0c;effectiveAmount&#061;100<\/p>\n<p>   apply(event)<\/p>\n<p>   SELECT FOR UPDATE<\/p>\n<p>   &#043;1 \u7b14&#xff0c;&#043;100.00<\/p>\n<p>   \u4fdd\u5b58 version&#061;1 \u7684\u8d21\u732e<\/p>\n<p>   \u540c\u4e00\u4e8b\u4ef6\u91cd\u6295<\/p>\n<p>   version&#061;1 \u5df2\u5904\u7406&#xff0c;\u5ffd\u7565<\/p>\n<p>   version&#061;2&#xff0c;effectiveAmount&#061;120<\/p>\n<p>   \u56de\u9000\u65e7\u8d21\u732e -100&#xff0c;\u518d\u5199\u5165 &#043;120<\/p>\n<p>   \u53ea\u6c47\u603b\u5206\u949f\u6876<\/p>\n<p>   \u8ba2\u5355\u6570\u548c GMV<\/p>\n<p>\u8bfb\u56fe\u8981\u70b9&#xff1a;\u805a\u5408\u5668\u4e0d\u9700\u8981\u8bb0\u4f4f\u201c\u672c\u6b21\u662f\u52a0 20 \u5143\u8fd8\u662f\u9000\u6b3e 20 \u5143\u201d&#xff1b;\u5b83\u53ea\u6bd4\u8f83\u8ba2\u5355\u7684\u65e7\u6709\u6548\u5feb\u7167\u4e0e\u65b0\u6709\u6548\u5feb\u7167\u3002\u8fd9\u6837\u6d88\u606f\u91cd\u590d\u3001\u6539\u4ef7\u548c\u90e8\u5206\u9000\u6b3e\u9075\u5faa\u540c\u4e00\u6761\u5904\u7406\u89c4\u5219\u3002<\/p>\n<h4>1. \u5efa\u8868&#xff1a;\u72b6\u6001\u8868\u4fdd\u5b58\u65e7\u8d21\u732e&#xff0c;\u6876\u8868\u4fdd\u5b58\u5c55\u793a\u7ed3\u679c<\/h4>\n<p>\u4ee5\u4e0b DDL \u662f Demo \u7684\u5efa\u8bae\u7ed3\u6784\u3002\u76f8\u6bd4\u524d\u6587\u7684\u7b80\u5316\u7ed3\u6784&#xff0c;gmv_order_state \u5fc5\u987b\u4fdd\u7559\u65e7\u95e8\u5e97\u3001\u65e7\u6e20\u9053\u548c\u65e7\u65f6\u95f4\u6876&#xff1b;\u5426\u5219\u8ba2\u5355\u8de8\u7ef4\u5ea6\u4fee\u6b63\u65f6\u65e0\u6cd5\u51c6\u786e\u56de\u9000\u65e7\u6876\u3002<\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_order_state <span class=\"token punctuation\">(<\/span><br \/>\n    source              <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    business_order_id   <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    version             <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    effective_amount    <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    bucket_start        <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    store_id            <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    channel_id          <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at          <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">,<\/span> business_order_id<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_realtime_bucket <span class=\"token punctuation\">(<\/span><br \/>\n    bucket_start        <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    source              <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    store_id            <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    channel_id          <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    order_count         <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    amount              <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at          <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>bucket_start<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">KEY<\/span> idx_bucket_query <span class=\"token punctuation\">(<\/span>bucket_start<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_source_checkpoint <span class=\"token punctuation\">(<\/span><br \/>\n    source              <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    last_updated_at     <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    last_order_id       <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at          <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>gmv_order_state \u662f\u5e42\u7b49\u5224\u65ad\u7684\u6743\u5a01&#xff0c;\u4e0d\u80fd\u53ea\u653e Redis&#xff1b;\u670d\u52a1\u91cd\u542f\u3001\u7f13\u5b58\u6dd8\u6c70\u6216\u591a\u5b9e\u4f8b\u90e8\u7f72\u540e&#xff0c;\u5185\u5b58\u53bb\u91cd\u4f1a\u5931\u6548\u3002gmv_realtime_bucket \u53ea\u4fdd\u5b58\u53ef\u5c55\u793a\u7684\u805a\u5408\u503c&#xff0c;\u4e3b\u952e\u540c\u65f6\u9650\u5236\u4e86\u540c\u4e00\u5206\u949f\u3001\u6765\u6e90\u3001\u95e8\u5e97\u548c\u6e20\u9053\u53ea\u6709\u4e00\u884c\u3002<\/p>\n<h4>2. \u8f93\u5165\u4e8b\u4ef6&#xff1a;\u7edf\u4e00\u4e3a\u201c\u8ba2\u5355\u6709\u6548\u5feb\u7167\u201d\u800c\u4e0d\u662f\u5404\u6765\u6e90 SQL<\/h4>\n<p><span class=\"token comment\">\/\/ \u5efa\u8bae\u4ee3\u7801&#xff1a;demo\/gmv\/GmvEvent.java<\/span><br \/>\n<span class=\"token keyword\">package<\/span> <span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>example<span class=\"token punctuation\">.<\/span>demo<span class=\"token punctuation\">.<\/span>gmv<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>math<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">BigDecimal<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">LocalDateTime<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">record<\/span> <span class=\"token class-name\">GmvEvent<\/span><span class=\"token punctuation\">(<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token keyword\">long<\/span> version<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">BigDecimal<\/span> effectiveAmount<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">LocalDateTime<\/span> occurredAt<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">GmvEvent<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>source <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">||<\/span> source<span class=\"token punctuation\">.<\/span><span class=\"token function\">isBlank<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">||<\/span> orderId <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">||<\/span> orderId<span class=\"token punctuation\">.<\/span><span class=\"token function\">isBlank<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalArgumentException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;source \u548c orderId \u4e0d\u80fd\u4e3a\u7a7a&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>version <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">||<\/span> effectiveAmount <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">||<\/span> effectiveAmount<span class=\"token punctuation\">.<\/span><span class=\"token function\">signum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalArgumentException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;version \u5fc5\u987b\u5927\u4e8e 0&#xff0c;effectiveAmount \u4e0d\u80fd\u4e3a\u8d1f\u6570&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>storeId <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">||<\/span> channelId <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">||<\/span> occurredAt <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalArgumentException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u95e8\u5e97\u3001\u6e20\u9053\u548c\u4e1a\u52a1\u65f6\u95f4\u4e0d\u80fd\u4e3a\u7a7a&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<table>\n<tr>\u9879\u76eeDemo \u7ea6\u5b9a<\/tr>\n<tbody>\n<tr>\n<td>\u8f93\u5165<\/td>\n<td>\u4e00\u4e2a\u6765\u6e90\u8ba2\u5355\u7684\u5f53\u524d\u6709\u6548\u91d1\u989d\u5feb\u7167&#xff1b;\u91d1\u989d\u7528 BigDecimal<\/td>\n<\/tr>\n<tr>\n<td>\u8f93\u51fa<\/td>\n<td>\u5bf9\u72b6\u6001\u8868\u548c\u4e00\u4e2a\u6216\u4e24\u4e2a\u5206\u949f\u6876\u7684\u539f\u5b50\u4fee\u6b63<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u53d8\u91cf<\/td>\n<td>\u53ea\u6709\u66f4\u9ad8 version \u53ef\u6539\u53d8\u8be5\u8ba2\u5355\u7684\u805a\u5408\u8d21\u732e<\/td>\n<\/tr>\n<tr>\n<td>\u5931\u8d25<\/td>\n<td>\u53c2\u6570\u9519\u8bef\u8fd4\u56de 400&#xff1b;\u6570\u636e\u5e93\u4e34\u65f6\u5931\u8d25\u4f7f\u4e8b\u52a1\u56de\u6eda&#xff0c;\u8c03\u7528\u65b9\u91cd\u6295<\/td>\n<\/tr>\n<tr>\n<td>\u8fb9\u754c<\/td>\n<td>\u6765\u6e90\u6ca1\u6709\u53ef\u9760\u7248\u672c\u65f6&#xff0c;\u5148\u6784\u9020 (update_time, \u5185\u5bb9\u54c8\u5e0c) \u7248\u672c\u5e76\u4fdd\u7559\u5bf9\u8d26<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>3. \u805a\u5408\u5668&#xff1a;\u9501\u4f4f\u8ba2\u5355\u72b6\u6001&#xff0c;\u5148\u51cf\u65e7\u8d21\u732e\u518d\u52a0\u65b0\u8d21\u732e<\/h4>\n<p>\u4e0b\u9762\u662f\u5b8c\u6574\u6838\u5fc3\u670d\u52a1\u3002Demo \u4f7f\u7528 Spring JDBC \u7a81\u51fa\u4e8b\u52a1\u8bed\u4e49&#xff1b;\u5b9e\u9645\u9879\u76ee\u53ef\u66ff\u6362\u4e3a MyBatis Mapper \u6216 JPA&#xff0c;\u4f46\u5fc5\u987b\u4fdd\u7559\u540c\u4e00\u6570\u636e\u5e93\u4e8b\u52a1\u548c FOR UPDATE \u9501\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u5efa\u8bae\u4ee3\u7801&#xff1a;demo\/gmv\/GmvAggregationService.java<\/span><br \/>\n<span class=\"token keyword\">package<\/span> <span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>example<span class=\"token punctuation\">.<\/span>demo<span class=\"token punctuation\">.<\/span>gmv<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>jdbc<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">JdbcTemplate<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>stereotype<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">Service<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>transaction<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">Transactional<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>math<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">BigDecimal<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>sql<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">Timestamp<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">LocalDateTime<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>temporal<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">ChronoUnit<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>util<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">List<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token annotation punctuation\">&#064;Service<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">GmvAggregationService<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">GmvAggregationService<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>jdbcTemplate <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/**<br \/>\n     * \u5c06\u8ba2\u5355\u6700\u65b0\u5feb\u7167\u540c\u6b65\u5230\u5206\u949f\u6876\u3002\u91cd\u590d\u6216\u65e7\u7248\u672c\u65e0\u526f\u4f5c\u7528\u3002<br \/>\n     *<br \/>\n     * &#064;param event \u540c\u4e00\u8ba2\u5355\u5185 version \u5355\u8c03\u9012\u589e\u7684\u6709\u6548\u91d1\u989d\u5feb\u7167<br \/>\n     *\/<\/span><br \/>\n    <span class=\"token annotation punctuation\">&#064;Transactional<\/span><span class=\"token punctuation\">(<\/span>rollbackFor <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">Exception<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">apply<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">GmvEvent<\/span> event<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">OrderState<\/span> oldState <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">findForUpdate<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">orderId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>oldState <span class=\"token operator\">!&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">&amp;&amp;<\/span> oldState<span class=\"token punctuation\">.<\/span><span class=\"token function\">version<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&#061;<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">version<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>oldState <span class=\"token operator\">!&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">&amp;&amp;<\/span> oldState<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">signum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">upsertBucket<\/span><span class=\"token punctuation\">(<\/span>oldState<span class=\"token punctuation\">.<\/span><span class=\"token function\">bucketStart<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> oldState<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> oldState<span class=\"token punctuation\">.<\/span><span class=\"token function\">storeId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    oldState<span class=\"token punctuation\">.<\/span><span class=\"token function\">channelId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> oldState<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">negate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token class-name\">LocalDateTime<\/span> newBucket <span class=\"token operator\">&#061;<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">occurredAt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">truncatedTo<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ChronoUnit<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">MINUTES<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">signum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">upsertBucket<\/span><span class=\"token punctuation\">(<\/span>newBucket<span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">storeId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">channelId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                INSERT INTO gmv_order_state<br \/>\n                    (source, business_order_id, version, effective_amount, bucket_start,<br \/>\n                     store_id, channel_id, updated_at)<br \/>\n                VALUES (?, ?, ?, ?, ?, ?, ?, NOW())<br \/>\n                ON DUPLICATE KEY UPDATE<br \/>\n                    version &#061; VALUES(version),<br \/>\n                    effective_amount &#061; VALUES(effective_amount),<br \/>\n                    bucket_start &#061; VALUES(bucket_start),<br \/>\n                    store_id &#061; VALUES(store_id),<br \/>\n                    channel_id &#061; VALUES(channel_id),<br \/>\n                    updated_at &#061; NOW()<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">orderId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">version<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token class-name\">Timestamp<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">valueOf<\/span><span class=\"token punctuation\">(<\/span>newBucket<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">storeId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">channelId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">upsertBucket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">LocalDateTime<\/span> bucketStart<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span><br \/>\n                              <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">long<\/span> orderCountDelta<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">BigDecimal<\/span> amountDelta<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                INSERT INTO gmv_realtime_bucket<br \/>\n                    (bucket_start, source, store_id, channel_id, order_count, amount, updated_at)<br \/>\n                VALUES (?, ?, ?, ?, ?, ?, NOW())<br \/>\n                ON DUPLICATE KEY UPDATE<br \/>\n                    order_count &#061; order_count &#043; VALUES(order_count),<br \/>\n                    amount &#061; amount &#043; VALUES(amount),<br \/>\n                    updated_at &#061; NOW()<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token class-name\">Timestamp<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">valueOf<\/span><span class=\"token punctuation\">(<\/span>bucketStart<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> storeId<span class=\"token punctuation\">,<\/span> channelId<span class=\"token punctuation\">,<\/span><br \/>\n                orderCountDelta<span class=\"token punctuation\">,<\/span> amountDelta<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">OrderState<\/span> <span class=\"token function\">findForUpdate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">OrderState<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> states <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT source, business_order_id, version, effective_amount,<br \/>\n                       bucket_start, store_id, channel_id<br \/>\n                FROM gmv_order_state<br \/>\n                WHERE source &#061; ? AND business_order_id &#061; ?<br \/>\n                FOR UPDATE<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>resultSet<span class=\"token punctuation\">,<\/span> rowNum<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-&gt;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">OrderState<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                resultSet<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;source&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                resultSet<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;business_order_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                resultSet<span class=\"token punctuation\">.<\/span><span class=\"token function\">getLong<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;version&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                resultSet<span class=\"token punctuation\">.<\/span><span class=\"token function\">getBigDecimal<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;effective_amount&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                resultSet<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTimestamp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;bucket_start&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toLocalDateTime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                resultSet<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;store_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                resultSet<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;channel_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> orderId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> states<span class=\"token punctuation\">.<\/span><span class=\"token function\">isEmpty<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">:<\/span> states<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">record<\/span> <span class=\"token class-name\">OrderState<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">long<\/span> version<span class=\"token punctuation\">,<\/span><br \/>\n                              <span class=\"token class-name\">BigDecimal<\/span> effectiveAmount<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">LocalDateTime<\/span> bucketStart<span class=\"token punctuation\">,<\/span><br \/>\n                              <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u7684\u5173\u952e\u4e0d\u662f UPSERT \u672c\u8eab&#xff0c;\u800c\u662f\u987a\u5e8f&#xff1a;\u5148\u4ee5\u8ba2\u5355\u4e3b\u952e\u9501\u4f4f\u65e7\u72b6\u6001&#xff0c;\u786e\u8ba4\u7248\u672c\u66f4\u65b0\u540e\u56de\u9000\u65e7\u8d21\u732e&#xff0c;\u518d\u5199\u5165\u65b0\u8d21\u732e&#xff0c;\u6700\u540e\u66f4\u65b0\u72b6\u6001\u3002\u4e09\u4e2a\u5199\u64cd\u4f5c\u5728\u540c\u4e00\u4e8b\u52a1\u4e2d&#xff1b;\u4efb\u4f55\u4e00\u4e2a\u5931\u8d25\u90fd\u4f1a\u56de\u6eda&#xff0c;\u56e0\u6b64\u4e0d\u4f1a\u51fa\u73b0\u201c\u72b6\u6001\u5df2\u66f4\u65b0\u4f46\u6876\u672a\u66f4\u65b0\u201d\u6216\u76f8\u53cd\u7684\u6c38\u4e45\u4e0d\u4e00\u81f4\u3002<\/p>\n<p>\u4e00\u4e2a\u7ec6\u8282\u9700\u8981\u4fdd\u7559&#xff1a;\u8ba2\u5355\u53d8\u6210\u5168\u989d\u9000\u6b3e\u540e&#xff0c;effectiveAmount&#061;0&#xff0c;\u670d\u52a1\u53ea\u6267\u884c\u65e7\u6876\u8d1f\u5411\u56de\u9000&#xff0c;\u4e0d\u5199\u65b0\u6876\u3002\u90e8\u5206\u9000\u6b3e\u5219\u8f93\u5165\u9000\u6b3e\u540e\u7684\u51c0\u989d&#xff0c;\u4f8b\u5982 120 \u5143\u6539\u6210 100 \u5143&#xff0c;\u7ed3\u679c\u662f -120 &#043; 100&#xff0c;GMV \u51c0\u51cf 20 \u5143\u800c\u8ba2\u5355\u6570\u4fdd\u6301 1\u3002<\/p>\n<h4>4. API&#xff1a;\u5199\u5165\u53e3\u6a21\u62df\u6d88\u8d39\u8005&#xff0c;\u8bfb\u5165\u53e3\u53ea\u626b\u6876\u8868<\/h4>\n<p><span class=\"token comment\">\/\/ \u5efa\u8bae\u4ee3\u7801&#xff1a;demo\/gmv\/GmvDemoController.java<\/span><br \/>\n<span class=\"token keyword\">package<\/span> <span class=\"token namespace\">com<span class=\"token punctuation\">.<\/span>example<span class=\"token punctuation\">.<\/span>demo<span class=\"token punctuation\">.<\/span>gmv<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>format<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">DateTimeFormat<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">ResponseEntity<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>jdbc<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">JdbcTemplate<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">GetMapping<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">PostMapping<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RequestBody<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RequestMapping<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RequestParam<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">org<span class=\"token punctuation\">.<\/span>springframework<span class=\"token punctuation\">.<\/span>web<span class=\"token punctuation\">.<\/span>bind<span class=\"token punctuation\">.<\/span>annotation<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">RestController<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">LocalDate<\/span><\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> <span class=\"token import\"><span class=\"token namespace\">java<span class=\"token punctuation\">.<\/span>util<span class=\"token punctuation\">.<\/span><\/span><span class=\"token class-name\">Map<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token annotation punctuation\">&#064;RestController<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;RequestMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/demo\/gmv&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">GmvDemoController<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">GmvAggregationService<\/span> aggregationService<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">GmvDemoController<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">GmvAggregationService<\/span> aggregationService<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>aggregationService <span class=\"token operator\">&#061;<\/span> aggregationService<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>jdbcTemplate <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;PostMapping<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/events&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">Void<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token annotation punctuation\">&#064;RequestBody<\/span> <span class=\"token class-name\">GmvEvent<\/span> event<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        aggregationService<span class=\"token punctuation\">.<\/span><span class=\"token function\">apply<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">ResponseEntity<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">noContent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">build<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;GetMapping<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">Map<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Object<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            <span class=\"token annotation punctuation\">&#064;RequestParam<\/span> <span class=\"token annotation punctuation\">&#064;DateTimeFormat<\/span><span class=\"token punctuation\">(<\/span>iso <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">DateTimeFormat<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">ISO<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">DATE<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">LocalDate<\/span> day<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">Map<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Object<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> result <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryForMap<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT COALESCE(SUM(order_count), 0) AS orderCount,<br \/>\n                       COALESCE(SUM(amount), 0) AS totalGmv,<br \/>\n                       MAX(updated_at) AS asOf<br \/>\n                FROM gmv_realtime_bucket<br \/>\n                WHERE bucket_start &gt;&#061; ? AND bucket_start &lt; ?<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> day<span class=\"token punctuation\">.<\/span><span class=\"token function\">atStartOfDay<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> day<span class=\"token punctuation\">.<\/span><span class=\"token function\">plusDays<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">atStartOfDay<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        result<span class=\"token punctuation\">.<\/span><span class=\"token function\">put<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;day&#034;<\/span><span class=\"token punctuation\">,<\/span> day<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        result<span class=\"token punctuation\">.<\/span><span class=\"token function\">put<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;isDegraded&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> result<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u67e5\u8be2 SQL \u7684\u626b\u63cf\u8303\u56f4\u53ea\u4e0e\u201c\u5f53\u5929\u5206\u949f\u6876 \u00d7 \u5b9e\u9645\u7ef4\u5ea6\u6570\u201d\u6709\u5173&#xff0c;\u4e0d\u4e0e\u6240\u6709\u5386\u53f2\u8ba2\u5355\u660e\u7ec6\u884c\u6570\u76f4\u63a5\u76f8\u5173\u3002\u8fd9\u6b63\u662f\u9ad8\u9891\u5c55\u793a\u80fd\u6269\u5c55\u7684\u539f\u56e0\u3002\u771f\u6b63\u4e0a\u7ebf\u65f6&#xff0c;isDegraded \u5e94\u7531\u6765\u6e90\u6c34\u4f4d\u8ba1\u7b97&#xff0c;\u4e0d\u80fd\u56fa\u5b9a\u4e3a false&#xff1b;\u672c Demo \u4ec5\u5c55\u793a\u4e3b\u6d41\u7a0b\u3002<\/p>\n<h4>5. \u7528\u56db\u6b21\u8bf7\u6c42\u9a8c\u8bc1\u91cd\u590d\u3001\u6539\u4ef7\u548c\u9000\u6b3e<\/h4>\n<p>\u5047\u8bbe\u65f6\u95f4\u5747\u4e3a 2026-09-02T10:01:20&#xff0c;\u95e8\u5e97\u4e3a S-001\u3001\u6e20\u9053\u4e3a MT\u3002\u6309\u4ee5\u4e0b\u987a\u5e8f\u8c03\u7528&#xff1a;<\/p>\n<p><span class=\"token function\">curl<\/span> <span class=\"token parameter variable\">-X<\/span> POST http:\/\/localhost:<span class=\"token variable\">${APP_PORT}<\/span>\/demo\/gmv\/events <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-H<\/span> <span class=\"token string\">&#039;Content-Type: application\/json&#039;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-d<\/span> <span class=\"token string\">&#039;{&#034;source&#034;:&#034;demo-order&#034;,&#034;orderId&#034;:&#034;O-100&#034;,&#034;version&#034;:1,&#034;storeId&#034;:&#034;S-001&#034;,&#034;channelId&#034;:&#034;MT&#034;,&#034;effectiveAmount&#034;:100.00,&#034;occurredAt&#034;:&#034;2026-09-02T10:01:20&#034;}&#039;<\/span><\/p>\n<p><span class=\"token comment\"># \u6a21\u62df\u7f51\u7edc\u8d85\u65f6\u540e\u7684\u5b8c\u5168\u76f8\u540c\u91cd\u6295&#xff1a;\u7ed3\u679c\u4e0d\u5e94\u53d8\u5316<\/span><br \/>\n<span class=\"token function\">curl<\/span> <span class=\"token parameter variable\">-X<\/span> POST http:\/\/localhost:<span class=\"token variable\">${APP_PORT}<\/span>\/demo\/gmv\/events <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-H<\/span> <span class=\"token string\">&#039;Content-Type: application\/json&#039;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-d<\/span> <span class=\"token string\">&#039;{&#034;source&#034;:&#034;demo-order&#034;,&#034;orderId&#034;:&#034;O-100&#034;,&#034;version&#034;:1,&#034;storeId&#034;:&#034;S-001&#034;,&#034;channelId&#034;:&#034;MT&#034;,&#034;effectiveAmount&#034;:100.00,&#034;occurredAt&#034;:&#034;2026-09-02T10:01:20&#034;}&#039;<\/span><\/p>\n<p><span class=\"token comment\"># \u6539\u4ef7\u5230 120 \u5143&#xff1a;\u7ed3\u679c\u4ece 100 \u53d8\u6210 120&#xff0c;\u4e0d\u662f 220<\/span><br \/>\n<span class=\"token function\">curl<\/span> <span class=\"token parameter variable\">-X<\/span> POST http:\/\/localhost:<span class=\"token variable\">${APP_PORT}<\/span>\/demo\/gmv\/events <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-H<\/span> <span class=\"token string\">&#039;Content-Type: application\/json&#039;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-d<\/span> <span class=\"token string\">&#039;{&#034;source&#034;:&#034;demo-order&#034;,&#034;orderId&#034;:&#034;O-100&#034;,&#034;version&#034;:2,&#034;storeId&#034;:&#034;S-001&#034;,&#034;channelId&#034;:&#034;MT&#034;,&#034;effectiveAmount&#034;:120.00,&#034;occurredAt&#034;:&#034;2026-09-02T10:01:20&#034;}&#039;<\/span><\/p>\n<p><span class=\"token comment\"># \u90e8\u5206\u9000\u6b3e 20 \u5143&#xff1a;\u6700\u65b0\u6709\u6548\u91d1\u989d\u4e3a 100&#xff0c;\u7ed3\u679c\u4ece 120 \u56de\u5230 100<\/span><br \/>\n<span class=\"token function\">curl<\/span> <span class=\"token parameter variable\">-X<\/span> POST http:\/\/localhost:<span class=\"token variable\">${APP_PORT}<\/span>\/demo\/gmv\/events <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-H<\/span> <span class=\"token string\">&#039;Content-Type: application\/json&#039;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-d<\/span> <span class=\"token string\">&#039;{&#034;source&#034;:&#034;demo-order&#034;,&#034;orderId&#034;:&#034;O-100&#034;,&#034;version&#034;:3,&#034;storeId&#034;:&#034;S-001&#034;,&#034;channelId&#034;:&#034;MT&#034;,&#034;effectiveAmount&#034;:100.00,&#034;occurredAt&#034;:&#034;2026-09-02T10:01:20&#034;}&#039;<\/span><\/p>\n<p><span class=\"token function\">curl<\/span> <span class=\"token string\">&#034;http:\/\/localhost:<span class=\"token variable\">${APP_PORT}<\/span>\/demo\/gmv?day&#061;2026-09-02&#034;<\/span><\/p>\n<p>\u6700\u540e\u4e00\u6b21\u67e5\u8be2\u7684\u5173\u952e\u7ed3\u679c\u5e94\u4e3a&#xff1a;orderCount &#061; 1\u3001totalGmv &#061; 100.00\u3002\u5982\u679c\u6539\u4ef7\u540e\u5f97\u5230 220&#xff0c;\u8bf4\u660e\u65e7\u8d21\u732e\u6ca1\u6709\u56de\u9000&#xff1b;\u5982\u679c\u91cd\u590d\u8bf7\u6c42\u540e\u5f97\u5230 200&#xff0c;\u8bf4\u660e\u7248\u672c\u5224\u65ad\u6216\u4e8b\u52a1\u8fb9\u754c\u9519\u8bef&#xff1b;\u5982\u679c\u9000\u6b3e\u540e\u8ba2\u5355\u6570\u53d8\u6210 0&#xff0c;\u5219\u4e0d\u5e94\u628a\u201c\u51c0\u91d1\u989d\u4e3a\u96f6\u201d\u548c\u201c\u8ba2\u5355\u4ece\u672a\u51fa\u73b0\u201d\u6df7\u4e3a\u4e00\u8c08&#xff0c;\u9700\u6309\u4ea7\u54c1\u53e3\u5f84\u53e6\u884c\u7ef4\u62a4\u652f\u4ed8\u8ba2\u5355\u6570\u3001\u9000\u6b3e\u8ba2\u5355\u6570\u7b49\u6307\u6807\u3002<\/p>\n<h4>6. \u63a5\u5165\u771f\u5b9e\u6e90\u5e93&#xff1a;\u7528\u590d\u5408\u6e38\u6807\u66ff\u6362 HTTP \u8f93\u5165<\/h4>\n<p>\u5f53\u6ca1\u6709 CDC \u65f6&#xff0c;\u91c7\u96c6\u5668\u53ef\u6bcf 5 \u79d2\u8bfb\u53d6\u6e90\u8868\u4e2d\u6e38\u6807\u4e4b\u540e\u7684\u8ba2\u5355\u5feb\u7167&#xff0c;\u518d\u9010\u884c\u8c03\u7528\u540c\u4e00\u4e2a apply \u65b9\u6cd5\u3002\u6e38\u6807\u5fc5\u987b\u6309 (updated_at, order_id) \u6bd4\u8f83&#xff0c;\u4e0d\u80fd\u53ea\u6309\u65f6\u95f4&#xff1b;\u591a\u4e2a\u8ba2\u5355\u53ef\u80fd\u62e5\u6709\u76f8\u540c\u66f4\u65b0\u65f6\u95f4\u3002<\/p>\n<p><span class=\"token keyword\">SELECT<\/span> order_id<span class=\"token punctuation\">,<\/span> version<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">,<\/span> effective_amount<span class=\"token punctuation\">,<\/span> occurred_at<span class=\"token punctuation\">,<\/span> updated_at<br \/>\n<span class=\"token keyword\">FROM<\/span> source_order<br \/>\n<span class=\"token keyword\">WHERE<\/span> updated_at <span class=\"token operator\">&gt;<\/span> :lastUpdatedAt<br \/>\n   <span class=\"token operator\">OR<\/span> <span class=\"token punctuation\">(<\/span>updated_at <span class=\"token operator\">&#061;<\/span> :lastUpdatedAt <span class=\"token operator\">AND<\/span> order_id <span class=\"token operator\">&gt;<\/span> :lastOrderId<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">ORDER<\/span> <span class=\"token keyword\">BY<\/span> updated_at<span class=\"token punctuation\">,<\/span> order_id<br \/>\n<span class=\"token keyword\">LIMIT<\/span> :batchSize<span class=\"token punctuation\">;<\/span><\/p>\n<p>\u6bcf\u6279\u5b8c\u6210\u540e&#xff0c;\u53ea\u6709\u5728\u8be5\u6279\u4e8b\u4ef6\u7684 apply \u5168\u90e8\u63d0\u4ea4\u6210\u529f\u65f6&#xff0c;\u624d\u80fd\u5728\u540c\u4e00\u5f52\u96c6\u5e93\u4e8b\u52a1\u6216\u53ef\u6062\u590d\u7684\u6279\u6b21\u72b6\u6001\u4e2d\u63a8\u8fdb gmv_source_checkpoint\u3002\u91c7\u96c6 SQL \u7684\u5b57\u6bb5\u540d\u4f1a\u56e0\u6765\u6e90\u4e0d\u540c\u800c\u53d8\u5316&#xff0c;\u4f46\u8f93\u51fa\u5fc5\u987b\u7edf\u4e00\u6620\u5c04\u6210 GmvEvent&#xff1b;\u4e0d\u8981\u8ba9\u4e1a\u52a1\u5e93\u5b57\u6bb5\u548c\u7279\u6b8a\u6e20\u9053\u89c4\u5219\u6269\u6563\u5230\u67e5\u8be2 API\u3002<\/p>\n<h3>\u6807\u51c6 Java \u5de5\u7a0b\u95ed\u73af&#xff1a;\u63a5\u53e3\u3001Outbox\u3001\u5f52\u96c6\u3001\u67e5\u8be2\u548c\u6d4b\u8bd5<\/h3>\n<p>\u524d\u9762\u7684\u6700\u5c0f Demo \u7528\u4e8e\u5efa\u7acb\u201c\u65b0\u5feb\u7167\u56de\u9000\u65e7\u8d21\u732e\u201d\u7684\u5fc3\u667a\u6a21\u578b\u3002\u672c\u8282\u7ed9\u51fa\u53ef\u4f5c\u4e3a Spring Boot 3 \/ Java 17 \u843d\u5730\u57fa\u7ebf\u7684\u6807\u51c6\u95ed\u73af&#xff1a;\u4e1a\u52a1\u63a5\u53e3\u5199\u8ba2\u5355\u4e0e Outbox \u4f7f\u7528\u540c\u4e00\u4e8b\u52a1&#xff1b;\u53d1\u5e03\u5668\u53ef\u91cd\u8bd5\u5730\u6295\u9012\u4e8b\u4ef6&#xff1b;\u5f52\u96c6\u7aef\u4ee5\u6536\u4ef6\u7bb1\u9632\u6b62\u6d88\u606f\u91cd\u6295&#xff0c;\u4ee5\u8ba2\u5355\u72b6\u6001\u9501\u907f\u514d\u540c\u8ba2\u5355\u5e76\u53d1\u4fee\u6b63&#xff1b;\u67e5\u8be2\u7aef\u53ea\u8bfb\u6876\u548c\u7f13\u5b58&#xff1b;\u6d4b\u8bd5\u4f7f\u7528\u771f\u5b9e MySQL \u5bb9\u5668\u9a8c\u8bc1\u4e8b\u52a1\u884c\u4e3a\u3002<\/p>\n<h4>\u5de5\u7a0b\u8fb9\u754c\u4e0e\u76ee\u5f55<\/h4>\n<p>\u7b2c\u4e00\u9636\u6bb5\u4e0d\u5fc5\u62c6\u6210\u591a\u4e2a\u90e8\u7f72\u670d\u52a1&#xff0c;\u53ef\u4ee5\u4f5c\u4e3a\u540c\u4e00\u4e2a\u4ee3\u7801\u5e93\u5185\u7684\u4e09\u4e2a Maven \u6a21\u5757\u6216\u4e00\u4e2a\u5e94\u7528\u5185\u7684\u4e09\u4e2a\u5305\u3002\u6a21\u5757\u62c6\u5206\u7684\u662f\u4f9d\u8d56\u548c\u804c\u8d23&#xff0c;\u4e0d\u662f\u4e3a\u4e86\u589e\u52a0\u7f51\u7edc\u8c03\u7528\u3002<\/p>\n<p>gmv-platform\/<br \/>\n\u251c\u2500\u2500 gmv-contract\/                 # \u4e8b\u4ef6 DTO\u3001\u679a\u4e3e\u3001\u5171\u4eab\u6821\u9a8c<br \/>\n\u251c\u2500\u2500 order-service\/                # \u8ba2\u5355 HTTP \u63a5\u53e3\u3001\u8ba2\u5355\u8868\u3001Outbox \u53d1\u5e03\u5668<br \/>\n\u251c\u2500\u2500 gmv-aggregation-service\/      # \u6d88\u8d39\u3001\u5e42\u7b49\u805a\u5408\u3001\u67e5\u8be2 API\u3001\u7f13\u5b58\u3001\u5bf9\u8d26<br \/>\n\u2514\u2500\u2500 gmv-integration-test\/          # Testcontainers MySQL \u7aef\u5230\u7aef\u6d4b\u8bd5<\/p>\n<table>\n<tr>\u6a21\u5757\u5bf9\u5916\u63a5\u53e3\u6743\u5a01\u6570\u636e\u4e0d\u80fd\u505a\u4ec0\u4e48<\/tr>\n<tbody>\n<tr>\n<td>order-service<\/td>\n<td>\u521b\u5efa\/\u652f\u4ed8\/\u9000\u6b3e\u8ba2\u5355<\/td>\n<td>\u8ba2\u5355\u5f53\u524d\u72b6\u6001\u548c Outbox<\/td>\n<td>\u4e0d\u76f4\u63a5\u7ef4\u62a4\u5c55\u793a GMV<\/td>\n<\/tr>\n<tr>\n<td>gmv-aggregation-service<\/td>\n<td>\u6d88\u8d39\u8ba2\u5355\u4e8b\u4ef6\u3001\u67e5\u8be2 GMV<\/td>\n<td>\u5df2\u6d88\u8d39\u4e8b\u4ef6\u3001\u8ba2\u5355\u8d21\u732e\u72b6\u6001\u3001\u805a\u5408\u6876<\/td>\n<td>\u4e0d\u56de\u67e5\u8ba2\u5355\u5e93\u5b8c\u6210\u5728\u7ebf\u7edf\u8ba1<\/td>\n<\/tr>\n<tr>\n<td>gmv-contract<\/td>\n<td>Java \u7c7b\u578b\u6216 JSON Schema<\/td>\n<td>\u65e0<\/td>\n<td>\u4e0d\u643a\u5e26\u6570\u636e\u5e93\u5b9e\u4f53\u548c Mapper<\/td>\n<\/tr>\n<tr>\n<td>\u6d4b\u8bd5\u6a21\u5757<\/td>\n<td>\u65e0<\/td>\n<td>\u6d4b\u8bd5\u73af\u5883<\/td>\n<td>\u4e0d\u66ff\u4ee3\u751f\u4ea7\u5bf9\u8d26<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8bfb\u56fe\u8981\u70b9&#xff1a;\u8ba2\u5355\u670d\u52a1\u5bf9\u201c\u8ba2\u5355\u4e8b\u5b9e\u201d\u8d1f\u8d23&#xff0c;\u5f52\u96c6\u670d\u52a1\u5bf9\u201c\u6307\u6807\u6295\u5f71\u201d\u8d1f\u8d23\u3002\u4e24\u8005\u4e0d\u5171\u4eab\u8868\u5199\u6743\u9650&#xff0c;\u56e0\u6b64\u5c55\u793a\u91cd\u7b97\u4e0d\u4f1a\u53cd\u5411\u7be1\u6539\u8ba2\u5355&#xff1b;\u8ba2\u5355\u63d0\u4ea4\u4e5f\u4e0d\u7b49\u5f85\u5927\u5c4f\u805a\u5408\u5b8c\u6210\u3002<\/p>\n<h4>\u4e00\u7b14\u771f\u5b9e\u8ba2\u5355\u7684\u95ed\u73af\u65f6\u5e8f<\/h4>\n<p>     GmvQueryController<\/p>\n<p>     Redis<\/p>\n<p>     analytics_db<\/p>\n<p>     GmvEventConsumer<\/p>\n<p>     Kafka\/\u53ef\u9760\u961f\u5217<\/p>\n<p>     OutboxPublisher<\/p>\n<p>     order_db<\/p>\n<p>     OrderController<\/p>\n<p>     \u8c03\u7528\u65b9<\/p>\n<p>      GmvQueryController<\/p>\n<p>      Redis<\/p>\n<p>      analytics_db<\/p>\n<p>      GmvEventConsumer<\/p>\n<p>      Kafka\/\u53ef\u9760\u961f\u5217<\/p>\n<p>      OutboxPublisher<\/p>\n<p>      order_db<\/p>\n<p>      OrderController<\/p>\n<p>      \u8c03\u7528\u65b9<\/p>\n<p>  #mermaid-svg-XtB8j5lydXjDVlGA{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-XtB8j5lydXjDVlGA .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-XtB8j5lydXjDVlGA .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-XtB8j5lydXjDVlGA .error-icon{fill:#552222;}#mermaid-svg-XtB8j5lydXjDVlGA .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-XtB8j5lydXjDVlGA .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-XtB8j5lydXjDVlGA .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-XtB8j5lydXjDVlGA .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-XtB8j5lydXjDVlGA .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-XtB8j5lydXjDVlGA .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-XtB8j5lydXjDVlGA .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-XtB8j5lydXjDVlGA .marker{fill:#333333;stroke:#333333;}#mermaid-svg-XtB8j5lydXjDVlGA .marker.cross{stroke:#333333;}#mermaid-svg-XtB8j5lydXjDVlGA svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-XtB8j5lydXjDVlGA p{margin:0;}#mermaid-svg-XtB8j5lydXjDVlGA .actor{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-XtB8j5lydXjDVlGA text.actor&gt;tspan{fill:black;stroke:none;}#mermaid-svg-XtB8j5lydXjDVlGA .actor-line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-XtB8j5lydXjDVlGA .innerArc{stroke-width:1.5;stroke-dasharray:none;}#mermaid-svg-XtB8j5lydXjDVlGA .messageLine0{stroke-width:1.5;stroke-dasharray:none;stroke:#333;}#mermaid-svg-XtB8j5lydXjDVlGA .messageLine1{stroke-width:1.5;stroke-dasharray:2,2;stroke:#333;}#mermaid-svg-XtB8j5lydXjDVlGA #arrowhead path{fill:#333;stroke:#333;}#mermaid-svg-XtB8j5lydXjDVlGA .sequenceNumber{fill:white;}#mermaid-svg-XtB8j5lydXjDVlGA #sequencenumber{fill:#333;}#mermaid-svg-XtB8j5lydXjDVlGA #crosshead path{fill:#333;stroke:#333;}#mermaid-svg-XtB8j5lydXjDVlGA .messageText{fill:#333;stroke:none;}#mermaid-svg-XtB8j5lydXjDVlGA .labelBox{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-XtB8j5lydXjDVlGA .labelText,#mermaid-svg-XtB8j5lydXjDVlGA .labelText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-XtB8j5lydXjDVlGA .loopText,#mermaid-svg-XtB8j5lydXjDVlGA .loopText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-XtB8j5lydXjDVlGA .loopLine{stroke-width:2px;stroke-dasharray:2,2;stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-XtB8j5lydXjDVlGA .note{stroke:#aaaa33;fill:#fff5ad;}#mermaid-svg-XtB8j5lydXjDVlGA .noteText,#mermaid-svg-XtB8j5lydXjDVlGA .noteText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-XtB8j5lydXjDVlGA .activation0{fill:#f4f4f4;stroke:#666;}#mermaid-svg-XtB8j5lydXjDVlGA .activation1{fill:#f4f4f4;stroke:#666;}#mermaid-svg-XtB8j5lydXjDVlGA .activation2{fill:#f4f4f4;stroke:#666;}#mermaid-svg-XtB8j5lydXjDVlGA .actorPopupMenu{position:absolute;}#mermaid-svg-XtB8j5lydXjDVlGA .actorPopupMenuPanel{position:absolute;fill:#ECECFF;box-shadow:0px 8px 16px 0px rgba(0,0,0,0.2);filter:drop-shadow(3px 5px 2px rgb(0 0 0 \/ 0.4));}#mermaid-svg-XtB8j5lydXjDVlGA .actor-man line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-XtB8j5lydXjDVlGA .actor-man circle,#mermaid-svg-XtB8j5lydXjDVlGA line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;stroke-width:2px;}#mermaid-svg-XtB8j5lydXjDVlGA :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>    alt<\/p>\n<p>     [\u7f13\u5b58\u672a\u547d\u4e2d]<\/p>\n<p>   POST \/orders\/{id}\/pay<\/p>\n<p>   \u4e8b\u52a1&#xff1a;\u66f4\u65b0\u8ba2\u5355 &#043; INSERT outbox_event<\/p>\n<p>   commit<\/p>\n<p>   204 No Content<\/p>\n<p>   \u8ba4\u9886\u672a\u53d1\u5e03 outbox<\/p>\n<p>   publish(eventId, version, snapshot)<\/p>\n<p>   \u81f3\u5c11\u4e00\u6b21\u6295\u9012<\/p>\n<p>   \u4e8b\u52a1&#xff1a;\u6536\u4ef6\u7bb1\u53bb\u91cd &#043; \u9501\u8ba2\u5355\u72b6\u6001 &#043; \u56de\u9000\u65e7\u6876 &#043; \u5199\u65b0\u6876<\/p>\n<p>   \u4e8b\u52a1\u63d0\u4ea4\u540e\u5220\u9664\u70ed\u70b9\u7f13\u5b58\u952e<\/p>\n<p>   GET gmv cache<\/p>\n<p>   \u53ea\u805a\u5408\u5206\u949f\/\u65e5\u6876<\/p>\n<p>   \u7f13\u5b58 2 \u79d2<\/p>\n<p>   GMV &#043; watermark &#043; degraded<\/p>\n<p>\u8fd9\u4e2a\u65f6\u5e8f\u523b\u610f\u63a5\u53d7\u201c\u8ba2\u5355\u5df2\u652f\u4ed8&#xff0c;\u4f46\u5927\u5c4f\u53ef\u80fd\u5728\u6570\u79d2\u5185\u5c1a\u672a\u66f4\u65b0\u201d\u7684\u6700\u7ec8\u4e00\u81f4\u6027&#xff1b;\u6362\u6765\u7684\u662f\u8ba2\u5355\u4e8b\u52a1\u4e0d\u4f9d\u8d56\u4e0b\u6e38\u3001\u6d88\u606f\u53ef\u91cd\u6295\u3001\u5728\u7ebf\u67e5\u8be2\u4e0d\u626b\u63cf\u8ba2\u5355\u5e93\u3002\u82e5\u4e1a\u52a1\u8981\u6c42\u652f\u4ed8\u6210\u529f\u54cd\u5e94\u5185\u5fc5\u987b\u8fd4\u56de\u66f4\u65b0\u540e\u7684 GMV&#xff0c;\u5219\u9700\u8981\u628a\u805a\u5408\u5199\u5165\u7eb3\u5165\u540c\u4e00\u6570\u636e\u5e93\u4e8b\u52a1&#xff0c;\u8fd9\u4f1a\u5931\u53bb\u670d\u52a1\u8fb9\u754c\u4e14\u901a\u5e38\u4e0d\u503c\u5f97\u3002<\/p>\n<h4>1. \u4f9d\u8d56\u3001\u914d\u7f6e\u548c\u8fc1\u79fb\u7ec4\u7ec7<\/h4>\n<p>\u4ee5 Spring Boot 3.x\u3001Java 17 \u4e3a\u4f8b&#xff0c;\u5f52\u96c6\u6a21\u5757\u9700\u8981\u7684\u4f9d\u8d56\u5982\u4e0b\u3002Flyway\u3001\u7f13\u5b58\u548c Testcontainers \u662f\u5efa\u8bae\u4f9d\u8d56&#xff0c;\u7248\u672c\u4ea4\u7531 Spring Boot BOM \u7ba1\u7406\u3002<\/p>\n<p><span class=\"token comment\">&lt;!&#8211; gmv-aggregation-service\/pom.xml \u7684\u5efa\u8bae\u4f9d\u8d56\u7247\u6bb5 &#8211;&gt;<\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependencies<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>org.springframework.boot<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>spring-boot-starter-web<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>org.springframework.boot<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>spring-boot-starter-jdbc<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>org.flywaydb<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>flyway-core<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>org.springframework.boot<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>spring-boot-starter-data-redis<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>org.springframework.boot<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>spring-boot-starter-test<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>scope<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>test<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>scope<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>org.testcontainers<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>groupId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>mysql<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>artifactId<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>scope<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>test<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>scope<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependency<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>dependencies<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/p>\n<p><span class=\"token comment\"># application.yml<\/span><br \/>\n<span class=\"token key atrule\">spring<\/span><span class=\"token punctuation\">:<\/span><br \/>\n  <span class=\"token key atrule\">datasource<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token key atrule\">url<\/span><span class=\"token punctuation\">:<\/span> $<span class=\"token punctuation\">{<\/span>GMV_JDBC_URL<span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token key atrule\">username<\/span><span class=\"token punctuation\">:<\/span> $<span class=\"token punctuation\">{<\/span>GMV_DB_USERNAME<span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token key atrule\">password<\/span><span class=\"token punctuation\">:<\/span> $<span class=\"token punctuation\">{<\/span>GMV_DB_PASSWORD<span class=\"token punctuation\">}<\/span><br \/>\n  <span class=\"token key atrule\">flyway<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token key atrule\">locations<\/span><span class=\"token punctuation\">:<\/span> classpath<span class=\"token punctuation\">:<\/span>db\/migration<br \/>\n  <span class=\"token key atrule\">data<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token key atrule\">redis<\/span><span class=\"token punctuation\">:<\/span><br \/>\n      <span class=\"token key atrule\">host<\/span><span class=\"token punctuation\">:<\/span> $<span class=\"token punctuation\">{<\/span>GMV_REDIS_HOST<span class=\"token punctuation\">:<\/span>127.0.0.1<span class=\"token punctuation\">}<\/span><br \/>\n      <span class=\"token key atrule\">port<\/span><span class=\"token punctuation\">:<\/span> $<span class=\"token punctuation\">{<\/span>GMV_REDIS_PORT<span class=\"token punctuation\">:<\/span><span class=\"token number\">6379<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token key atrule\">gmv<\/span><span class=\"token punctuation\">:<\/span><br \/>\n  <span class=\"token key atrule\">cache-ttl<\/span><span class=\"token punctuation\">:<\/span> 2s<br \/>\n  <span class=\"token key atrule\">max-watermark-delay<\/span><span class=\"token punctuation\">:<\/span> 10s<br \/>\n  <span class=\"token key atrule\">outbox<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token key atrule\">batch-size<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">200<\/span><br \/>\n    <span class=\"token key atrule\">lease-seconds<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">30<\/span><\/p>\n<p>\u4e0d\u628a\u5730\u5740\u3001\u5bc6\u7801\u6216\u961f\u5217\u51ed\u636e\u5199\u8fdb\u6e90\u7801\u3002GMV_JDBC_URL \u53ea\u6307\u5411\u5f52\u96c6\u5e93&#xff1b;\u8ba2\u5355\u6e90\u5e93\u4e0e\u5f52\u96c6\u5e93\u8981\u4f7f\u7528\u4e0d\u540c\u6700\u5c0f\u6743\u9650\u8d26\u53f7\u3002\u6d4b\u8bd5\u73af\u5883\u7531 Testcontainers \u6ce8\u5165\u5730\u5740&#xff0c;\u4e0d\u4f9d\u8d56\u5171\u4eab\u5f00\u53d1\u5e93\u3002<\/p>\n<h4>2. \u6570\u636e\u5e93\u8fc1\u79fb&#xff1a;\u4e03\u5f20\u8868\u5206\u522b\u627f\u62c5\u4e8b\u5b9e\u3001\u6295\u9012\u3001\u6295\u5f71\u548c\u5386\u53f2\u6c47\u603b<\/h4>\n<p>\u4ee5\u4e0b V1__gmv_realtime.sql \u662f\u5efa\u8bae\u7684 Flyway \u8fc1\u79fb\u3002\u6240\u6709\u91d1\u989d\u4f7f\u7528 DECIMAL&#xff1b;\u6240\u6709\u4e1a\u52a1\u65f6\u95f4\u4ee5 UTC \u5199\u5165&#xff0c;API \u518d\u6309\u4e1a\u52a1\u65f6\u533a\u5c55\u793a\u3002\u793a\u4f8b\u4e3a MySQL 8 \u8bed\u6cd5\u3002<\/p>\n<p><span class=\"token comment\">&#8212; order-service: \u8ba2\u5355\u4e8b\u5b9e\u4e0e\u4e8b\u52a1 Outbox<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> orders <span class=\"token punctuation\">(<\/span><br \/>\n    order_id             <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    store_id             <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    channel_id           <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">status<\/span>               <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">16<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    effective_amount     <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    version              <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    occurred_at          <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at           <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">CHECK<\/span> <span class=\"token punctuation\">(<\/span>effective_amount <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> outbox_event <span class=\"token punctuation\">(<\/span><br \/>\n    event_id             <span class=\"token keyword\">CHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">36<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    aggregate_id         <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    aggregate_version    <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    event_type           <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    payload              JSON <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">status<\/span>               <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">16<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">DEFAULT<\/span> <span class=\"token string\">&#039;NEW&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    lease_owner          <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    lease_until          <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    published_at         <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    created_at           <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">KEY<\/span> idx_outbox_claim <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">status<\/span><span class=\"token punctuation\">,<\/span> lease_until<span class=\"token punctuation\">,<\/span> created_at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">UNIQUE<\/span> <span class=\"token keyword\">KEY<\/span> uk_outbox_order_version <span class=\"token punctuation\">(<\/span>aggregate_id<span class=\"token punctuation\">,<\/span> aggregate_version<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; gmv-aggregation-service: \u6295\u9012\u53bb\u91cd\u3001\u8ba2\u5355\u8d21\u732e\u3001\u5206\u949f\u6876\u548c\u6c34\u4f4d<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_consumed_event <span class=\"token punctuation\">(<\/span><br \/>\n    event_id             <span class=\"token keyword\">CHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">36<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    consumed_at          <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_order_state <span class=\"token punctuation\">(<\/span><br \/>\n    source               <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    business_order_id    <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    version              <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    effective_amount     <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    bucket_start         <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    store_id             <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    channel_id           <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at           <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">,<\/span> business_order_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">CHECK<\/span> <span class=\"token punctuation\">(<\/span>effective_amount <span class=\"token operator\">&gt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_realtime_bucket <span class=\"token punctuation\">(<\/span><br \/>\n    bucket_start         <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    source               <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    store_id             <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    channel_id           <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    paid_order_count     <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    amount               <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at           <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>bucket_start<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">KEY<\/span> idx_bucket_day <span class=\"token punctuation\">(<\/span>bucket_start<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_daily_bucket <span class=\"token punctuation\">(<\/span><br \/>\n    bucket_day           <span class=\"token keyword\">DATE<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    source               <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    store_id             <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    channel_id           <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    paid_order_count     <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    amount               <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    finalized_at         <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>bucket_day<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">KEY<\/span> idx_daily_range <span class=\"token punctuation\">(<\/span>bucket_day<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> gmv_source_watermark <span class=\"token punctuation\">(<\/span><br \/>\n    source               <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    last_event_at        <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    last_event_id        <span class=\"token keyword\">CHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">36<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    updated_at           <span class=\"token keyword\">DATETIME<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">ENGINE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token keyword\">InnoDB<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<table>\n<tr>\u8868\u5fc5\u987b\u6210\u7acb\u7684\u4e8b\u5b9e\u5bf9\u5e94\u5931\u8d25\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td>orders<\/td>\n<td>\u5f53\u524d\u8ba2\u5355\u5feb\u7167\u548c\u7248\u672c\u771f\u5b9e\u5b58\u5728<\/td>\n<td>\u652f\u4ed8\u3001\u9000\u6b3e\u3001\u6539\u4ef7\u7684\u4e1a\u52a1\u4e8b\u5b9e<\/td>\n<\/tr>\n<tr>\n<td>outbox_event<\/td>\n<td>\u63d0\u4ea4\u8fc7\u7684\u8ba2\u5355\u53d8\u66f4\u6700\u7ec8\u53ef\u518d\u6b21\u53d1\u5e03<\/td>\n<td>\u6570\u636e\u5e93\u63d0\u4ea4\u6210\u529f\u4f46 MQ \u6682\u4e0d\u53ef\u7528<\/td>\n<\/tr>\n<tr>\n<td>gmv_consumed_event<\/td>\n<td>\u540c\u4e00\u6d88\u606f\u4e0d\u4f1a\u7b2c\u4e8c\u6b21\u6539\u53d8\u7ed3\u679c<\/td>\n<td>\u6d88\u606f\u81f3\u5c11\u4e00\u6b21\u6295\u9012<\/td>\n<\/tr>\n<tr>\n<td>gmv_order_state<\/td>\n<td>\u80fd\u627e\u5230\u8be5\u8ba2\u5355\u4e0a\u4e00\u6b21\u8d21\u732e<\/td>\n<td>\u8ba2\u5355\u6539\u4ef7\u3001\u6539\u6e20\u9053\u3001\u9000\u6b3e\u3001\u8fdf\u5230<\/td>\n<\/tr>\n<tr>\n<td>gmv_realtime_bucket<\/td>\n<td>\u67e5\u8be2\u53ea\u9762\u5bf9\u6709\u9650\u805a\u5408\u884c<\/td>\n<td>\u5927\u5c4f\u6bcf\u79d2\u5237\u65b0<\/td>\n<\/tr>\n<tr>\n<td>gmv_daily_bucket<\/td>\n<td>\u5386\u53f2\u533a\u95f4\u4e0d\u626b\u63cf\u5206\u949f\u6876<\/td>\n<td>\u591a\u5929\/\u591a\u6708\u7d2f\u8ba1\u67e5\u8be2<\/td>\n<\/tr>\n<tr>\n<td>gmv_source_watermark<\/td>\n<td>\u53ef\u5224\u65ad\u6570\u636e\u6ede\u540e<\/td>\n<td>\u4e0b\u6e38\u963b\u585e\u4f46\u63a5\u53e3\u4ecd\u8fd4\u56de<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>orders\u3001outbox_event \u4f4d\u4e8e\u8ba2\u5355\u5e93&#xff1b;\u5176\u4f59\u56db\u5f20\u8868\u4f4d\u4e8e\u5f52\u96c6\u5e93\u3002\u4e0d\u8981\u4e3a\u4e86\u8ba9\u8de8\u5e93 SQL \u770b\u8d77\u6765\u65b9\u4fbf\u800c\u628a\u5b83\u4eec\u6df7\u5728\u4e00\u4e2a\u8d26\u53f7\u6216\u4e00\u4e2a\u5e93\u4e2d&#xff1b;\u670d\u52a1\u8fb9\u754c\u7684\u76ee\u7684\u5c31\u662f\u907f\u514d\u67e5\u8be2\u670d\u52a1\u83b7\u5f97\u8ba2\u5355\u5199\u6743\u9650\u3002<\/p>\n<h4>\u8ba2\u5355\u4e8b\u4ef6\u5951\u7ea6&#xff1a;\u4e24\u7aef\u53ea\u5171\u4eab\u7a33\u5b9a JSON&#xff0c;\u4e0d\u5171\u4eab\u6570\u636e\u5e93\u5b9e\u4f53<\/h4>\n<p><span class=\"token comment\">\/\/ \u793a\u4f8b&#xff1a;GmvEvent.java<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">record<\/span> <span class=\"token class-name\">GmvEvent<\/span><span class=\"token punctuation\">(<\/span><br \/>\n        <span class=\"token class-name\">UUID<\/span> eventId<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token keyword\">long<\/span> version<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">BigDecimal<\/span> effectiveAmount<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token class-name\">Instant<\/span> occurredAt<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token class-name\">GmvEvent<\/span> <span class=\"token function\">paid<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">UUID<\/span> eventId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">long<\/span> version<span class=\"token punctuation\">,<\/span><br \/>\n                                <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">BigDecimal<\/span> effectiveAmount<span class=\"token punctuation\">,<\/span><br \/>\n                                <span class=\"token class-name\">Instant<\/span> occurredAt<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">GmvEvent<\/span><span class=\"token punctuation\">(<\/span>eventId<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> orderId<span class=\"token punctuation\">,<\/span> version<span class=\"token punctuation\">,<\/span> storeId<span class=\"token punctuation\">,<\/span> channelId<span class=\"token punctuation\">,<\/span><br \/>\n                effectiveAmount<span class=\"token punctuation\">,<\/span> occurredAt<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u4e2a\u4e8b\u4ef6\u662f\u201c\u8ba2\u5355\u5f53\u524d\u6709\u6548\u5feb\u7167\u201d&#xff0c;\u800c\u4e0d\u662f\u201c\u91d1\u989d\u53d8\u5316\u91cf\u201d\u3002\u7248\u672c\u662f\u8ba2\u5355\u670d\u52a1\u751f\u6210\u7684\u4e1a\u52a1\u7248\u672c&#xff1b;\u6d88\u8d39\u8005\u4ece\u65e7\u5feb\u7167\u63a8\u5bfc\u589e\u91cf\u3002\u6d88\u606f\u5934\u53ef\u5e26 trace ID\u3001schemaVersion \u548c\u5e42\u7b49\u952e&#xff0c;\u4f46\u4e0d\u80fd\u66ff\u4ee3\u4e8b\u4ef6\u4f53\u4e2d\u7684 eventId \u4e0e version\u3002<\/p>\n<h4>3. \u8ba2\u5355\u63a5\u53e3&#xff1a;\u4e1a\u52a1\u72b6\u6001\u548c Outbox \u5fc5\u987b\u540c\u4e8b\u52a1\u63d0\u4ea4<\/h4>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u652f\u4ed8\u63a5\u53e3\u7684\u5173\u952e\u4e8b\u52a1\u3002\u5b83\u4e0d\u76f4\u63a5\u8c03\u7528 Kafka&#xff1b;\u82e5 Kafka \u53d1\u9001\u5931\u8d25&#xff0c;Outbox \u4ecd\u5728\u6570\u636e\u5e93\u4e2d&#xff0c;\u53d1\u5e03\u5668\u53ef\u7ee7\u7eed\u91cd\u8bd5\u3002\u4e8b\u4ef6 eventId \u7531\u8ba2\u5355\u670d\u52a1\u751f\u6210&#xff0c;\u4e8b\u4ef6\u8f7d\u8377\u662f\u5f52\u96c6\u670d\u52a1\u6240\u9700\u7684\u6807\u51c6\u5feb\u7167&#xff0c;\u800c\u4e0d\u662f\u8ba2\u5355\u8868\u6574\u884c JSON\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u793a\u4f8b&#xff1a;OrderCommandService.java<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;Service<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">OrderCommandService<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">ObjectMapper<\/span> objectMapper<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">OrderCommandService<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">ObjectMapper<\/span> objectMapper<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>jdbcTemplate <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>objectMapper <span class=\"token operator\">&#061;<\/span> objectMapper<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/** \u652f\u4ed8\u8ba2\u5355&#xff0c;\u5e76\u5199\u5165\u53ef\u91cd\u8bd5\u53d1\u5e03\u7684 GMV \u5feb\u7167\u4e8b\u4ef6\u3002 *\/<\/span><br \/>\n    <span class=\"token annotation punctuation\">&#064;Transactional<\/span><span class=\"token punctuation\">(<\/span>rollbackFor <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">Exception<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">pay<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">BigDecimal<\/span> paidAmount<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Instant<\/span> occurredAt<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">OrderSnapshot<\/span> before <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">findForUpdate<\/span><span class=\"token punctuation\">(<\/span>orderId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>before<span class=\"token punctuation\">.<\/span><span class=\"token function\">status<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token class-name\">OrderStatus<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">PAID<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token keyword\">long<\/span> nextVersion <span class=\"token operator\">&#061;<\/span> before<span class=\"token punctuation\">.<\/span><span class=\"token function\">version<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                UPDATE orders<br \/>\n                SET status &#061; &#039;PAID&#039;, effective_amount &#061; ?, version &#061; ?,<br \/>\n                    occurred_at &#061; ?, updated_at &#061; UTC_TIMESTAMP(3)<br \/>\n                WHERE order_id &#061; ?<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> paidAmount<span class=\"token punctuation\">,<\/span> nextVersion<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Timestamp<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">from<\/span><span class=\"token punctuation\">(<\/span>occurredAt<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> orderId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token class-name\">GmvEvent<\/span> event <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">GmvEvent<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">paid<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;order-service&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token constant\">UUID<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">randomUUID<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> orderId<span class=\"token punctuation\">,<\/span><br \/>\n                nextVersion<span class=\"token punctuation\">,<\/span> before<span class=\"token punctuation\">.<\/span><span class=\"token function\">storeId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> before<span class=\"token punctuation\">.<\/span><span class=\"token function\">channelId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> paidAmount<span class=\"token punctuation\">,<\/span> occurredAt<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                INSERT INTO outbox_event<br \/>\n                    (event_id, aggregate_id, aggregate_version, event_type, payload, created_at)<br \/>\n                VALUES (?, ?, ?, &#039;ORDER_SNAPSHOT&#039;, ?, UTC_TIMESTAMP(3))<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">eventId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> orderId<span class=\"token punctuation\">,<\/span> nextVersion<span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token function\">writeJson<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">OrderSnapshot<\/span> <span class=\"token function\">findForUpdate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryForObject<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT order_id, store_id, channel_id, status, version<br \/>\n                FROM orders WHERE order_id &#061; ? FOR UPDATE<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>rs<span class=\"token punctuation\">,<\/span> rowNum<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-&gt;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">OrderSnapshot<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;order_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;store_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;channel_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token class-name\">OrderStatus<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">valueOf<\/span><span class=\"token punctuation\">(<\/span>rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;status&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getLong<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;version&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> orderId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">String<\/span> <span class=\"token function\">writeJson<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">GmvEvent<\/span> event<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> objectMapper<span class=\"token punctuation\">.<\/span><span class=\"token function\">writeValueAsString<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JsonProcessingException<\/span> exception<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">IllegalStateException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;GMV \u4e8b\u4ef6\u5e8f\u5217\u5316\u5931\u8d25&#034;<\/span><span class=\"token punctuation\">,<\/span> exception<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">record<\/span> <span class=\"token class-name\">OrderSnapshot<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">,<\/span><br \/>\n                                 <span class=\"token class-name\">OrderStatus<\/span> status<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">long<\/span> version<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<table>\n<tr>\u9879\u76ee\u5951\u7ea6<\/tr>\n<tbody>\n<tr>\n<td>\u8f93\u5165<\/td>\n<td>orderId\u3001\u652f\u4ed8\u91d1\u989d\u3001\u53d1\u751f\u65f6\u95f4&#xff1b;\u8c03\u7528\u65b9\u5fc5\u987b\u901a\u8fc7\u9274\u6743\u548c\u8ba2\u5355\u72b6\u6001\u6821\u9a8c<\/td>\n<\/tr>\n<tr>\n<td>\u8f93\u51fa<\/td>\n<td>\u8ba2\u5355\u53d8\u4e3a PAID&#xff1b;\u540c\u4e8b\u52a1\u65b0\u589e\u552f\u4e00\u7684 Outbox \u4e8b\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u53d8\u91cf<\/td>\n<td>\u4efb\u610f\u5df2\u7ecf\u63d0\u4ea4\u7684\u8ba2\u5355\u7248\u672c&#xff0c;\u90fd\u6709\u53ef\u91cd\u8bd5\u53d1\u5e03\u7684\u4e8b\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u5931\u8d25<\/td>\n<td>\u8ba2\u5355\u66f4\u65b0\u6216\u4e8b\u4ef6\u5199\u5165\u4efb\u4e00\u5931\u8d25&#xff0c;\u6574\u4e2a\u4e8b\u52a1\u56de\u6eda&#xff0c;HTTP \u8fd4\u56de\u9519\u8bef<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u505a\u4ec0\u4e48<\/td>\n<td>\u4e0d\u7b49\u5f85\u4e0b\u6e38\u805a\u5408\u5b8c\u6210&#xff0c;\u4e5f\u4e0d\u5728\u8ba2\u5355\u5e93\u67e5\u8be2\u603b GMV<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u9000\u6b3e\u3001\u53d6\u6d88\u3001\u6539\u6e20\u9053\u4e0e\u6539\u4ef7\u590d\u7528\u540c\u4e00\u6a21\u5f0f&#xff1a;\u8ba2\u5355\u7248\u672c\u9012\u589e&#xff0c;\u5e76\u53d1\u5e03\u6700\u65b0 effectiveAmount\u3002\u5168\u989d\u9000\u6b3e\u5199 0&#xff1b;\u5f52\u96c6\u7aef\u6309\u65e7\u5feb\u7167\u56de\u9000&#xff0c;\u4e0d\u9700\u8981\u4e8b\u4ef6\u7c7b\u578b\u5206\u652f\u51b3\u5b9a\u52a0\u51cf\u6cd5\u3002<\/p>\n<h4>4. Outbox \u53d1\u5e03\u5668&#xff1a;\u8ba4\u9886\u3001\u53d1\u5e03\u3001\u786e\u8ba4\u4e09\u9636\u6bb5\u53ef\u91cd\u8bd5<\/h4>\n<p>Outbox \u53d1\u5e03\u5668\u53ef\u7528 &#064;Scheduled(fixedDelay &#061; 500) \u8f6e\u8be2&#xff0c;\u4e5f\u53ef\u4ee5\u7531\u4e13\u7528\u7ebf\u7a0b\u8fd0\u884c\u3002\u5173\u952e\u4e0d\u5728 500 \u6beb\u79d2&#xff0c;\u800c\u5728\u4e8e\u591a\u5b9e\u4f8b\u4e0d\u4f1a\u540c\u65f6\u53d1\u5e03\u540c\u4e00\u884c&#xff1a;\u5148\u7528\u79df\u7ea6\u539f\u5b50\u8ba4\u9886&#xff0c;\u518d\u53d1\u5e03&#xff0c;\u6210\u529f\u540e\u6807\u8bb0 PUBLISHED&#xff1b;\u53d1\u5e03\u6210\u529f\u4f46\u6807\u8bb0\u5931\u8d25\u65f6&#xff0c;\u6d88\u606f\u4f1a\u91cd\u6295&#xff0c;\u7531\u4e0b\u6e38\u6536\u4ef6\u7bb1\u53bb\u91cd\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u793a\u4f8b&#xff1a;OutboxPublisher.java<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;Component<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">OutboxPublisher<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">OutboxRepository<\/span> outboxRepository<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">EventPublisher<\/span> eventPublisher<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">OutboxPublisher<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">OutboxRepository<\/span> outboxRepository<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">EventPublisher<\/span> eventPublisher<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>outboxRepository <span class=\"token operator\">&#061;<\/span> outboxRepository<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>eventPublisher <span class=\"token operator\">&#061;<\/span> eventPublisher<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Scheduled<\/span><span class=\"token punctuation\">(<\/span>fixedDelayString <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;${gmv.outbox.poll-delay:500}&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">publishBatch<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">OutboxEvent<\/span> event <span class=\"token operator\">:<\/span> outboxRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">claimBatch<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">200<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Duration<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">ofSeconds<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">30<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                eventPublisher<span class=\"token punctuation\">.<\/span><span class=\"token function\">publish<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">eventId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">payload<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                outboxRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">markPublished<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">eventId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">RuntimeException<\/span> exception<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                outboxRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">release<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">eventId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>EventPublisher \u53ef\u9002\u914d Kafka\u3001RocketMQ\u3001RabbitMQ \u6216\u53d7\u63a7 HTTP&#xff1b;\u5b83\u7684\u8bed\u4e49\u5fc5\u987b\u662f\u201c\u5141\u8bb8\u81f3\u5c11\u4e00\u6b21\u6295\u9012\u201d\u3002\u4e0d\u8981\u5728 catch \u4e2d\u541e\u6389\u5f02\u5e38\u540e\u628a\u4e8b\u4ef6\u6807\u8bb0\u6210\u529f&#xff1b;\u4e5f\u4e0d\u8981\u8ba9\u4e00\u6761\u6301\u7eed\u5931\u8d25\u7684\u6d88\u606f\u963b\u585e\u6574\u6279&#xff0c;\u5e94\u8bb0\u5f55\u5931\u8d25\u6b21\u6570\u5e76\u8f6c\u5165\u544a\u8b66\u6216\u6b7b\u4fe1\u5904\u7406\u3002<\/p>\n<p>claimBatch \u4e0d\u80fd\u5148\u666e\u901a SELECT \u518d\u9010\u6761\u66f4\u65b0&#xff0c;\u5426\u5219\u591a\u5b9e\u4f8b\u4f1a\u91cd\u590d\u8ba4\u9886\u3002MySQL 8 \u53ef\u5728\u4e00\u4e2a\u4e8b\u52a1\u5185\u5148 SELECT &#8230; FOR UPDATE SKIP LOCKED&#xff0c;\u518d\u5c06\u5df2\u9501\u8bb0\u5f55\u6807\u8bb0\u4e3a\u672c\u5b9e\u4f8b\u7684\u79df\u7ea6&#xff1a;<\/p>\n<p><span class=\"token keyword\">START<\/span> <span class=\"token keyword\">TRANSACTION<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">SELECT<\/span> event_id<span class=\"token punctuation\">,<\/span> payload<br \/>\n<span class=\"token keyword\">FROM<\/span> outbox_event<br \/>\n<span class=\"token keyword\">WHERE<\/span> <span class=\"token keyword\">status<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;NEW&#039;<\/span><br \/>\n   <span class=\"token operator\">OR<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">status<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;LEASED&#039;<\/span> <span class=\"token operator\">AND<\/span> lease_until <span class=\"token operator\">&lt;<\/span> UTC_TIMESTAMP<span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">ORDER<\/span> <span class=\"token keyword\">BY<\/span> created_at<br \/>\n<span class=\"token keyword\">LIMIT<\/span> :batchSize<br \/>\n<span class=\"token keyword\">FOR<\/span> <span class=\"token keyword\">UPDATE<\/span> SKIP LOCKED<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">UPDATE<\/span> outbox_event<br \/>\n<span class=\"token keyword\">SET<\/span> <span class=\"token keyword\">status<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;LEASED&#039;<\/span><span class=\"token punctuation\">,<\/span> lease_owner <span class=\"token operator\">&#061;<\/span> :instanceId<span class=\"token punctuation\">,<\/span><br \/>\n    lease_until <span class=\"token operator\">&#061;<\/span> DATE_ADD<span class=\"token punctuation\">(<\/span>UTC_TIMESTAMP<span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">INTERVAL<\/span> <span class=\"token number\">30<\/span> <span class=\"token keyword\">SECOND<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">WHERE<\/span> event_id <span class=\"token operator\">IN<\/span> <span class=\"token punctuation\">(<\/span>:claimedEventIds<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">COMMIT<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>markPublished \u5fc5\u987b\u9650\u5b9a lease_owner&#xff0c;\u9632\u6b62\u79df\u7ea6\u8fc7\u671f\u540e\u65e7\u5b9e\u4f8b\u8986\u76d6\u65b0\u5b9e\u4f8b\u7ed3\u679c\u3002\u6570\u636e\u5e93\u6216\u4e2d\u95f4\u4ef6\u7684\u5177\u4f53\u6279\u91cf\u8ba4\u9886\u80fd\u529b\u4e0d\u540c&#xff1b;\u82e5\u4f7f\u7528 Kafka Connect\/Debezium Outbox&#xff0c;\u53ef\u5c06\u53d1\u5e03\u5668\u66ff\u6362\u6389&#xff0c;\u4f46\u8ba2\u5355\u8868\u4e0e Outbox \u540c\u4e8b\u52a1\u8fd9\u4e00\u7ea6\u675f\u4e0d\u53d8\u3002<\/p>\n<h4>4.5 \u65e5\u6876\u56fa\u5316&#xff1a;\u8ba9\u5386\u53f2\u67e5\u8be2\u4e0e\u5b9e\u65f6\u5206\u949f\u6876\u4fdd\u6301\u4e92\u65a5<\/h4>\n<p>\u65e5\u6876\u4e0d\u662f\u7b80\u5355\u628a\u5206\u949f\u6876\u590d\u5236\u4e00\u4efd&#xff0c;\u800c\u662f\u5386\u53f2\u67e5\u8be2\u7684\u6743\u5a01\u6295\u5f71\u3002\u4ee5\u4e0b\u4efb\u52a1\u4ec5\u5728\u524d\u4e00\u5929\u8d85\u8fc7\u5ef6\u8fdf\u5bb9\u5fcd\u7a97\u53e3\u540e\u6267\u884c&#xff1b;INSERT &#8230; ON DUPLICATE KEY UPDATE \u4f7f\u540c\u4e00\u5929\u91cd\u7b97\u5b89\u5168\u3002\u751f\u4ea7\u4e2d\u5e94\u4ee5\u5206\u5e03\u5f0f\u79df\u7ea6\u6216 SKIP LOCKED \u8ba4\u9886\u65e5\u671f&#xff0c;\u907f\u514d\u591a\u5b9e\u4f8b\u540c\u65f6\u56fa\u5316\u3002<\/p>\n<p><span class=\"token keyword\">INSERT<\/span> <span class=\"token keyword\">INTO<\/span> gmv_daily_bucket<br \/>\n    <span class=\"token punctuation\">(<\/span>bucket_day<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">,<\/span> paid_order_count<span class=\"token punctuation\">,<\/span> amount<span class=\"token punctuation\">,<\/span> finalized_at<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> <span class=\"token keyword\">DATE<\/span><span class=\"token punctuation\">(<\/span>bucket_start<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<span class=\"token punctuation\">,<\/span><br \/>\n       <span class=\"token function\">SUM<\/span><span class=\"token punctuation\">(<\/span>paid_order_count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">SUM<\/span><span class=\"token punctuation\">(<\/span>amount<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> UTC_TIMESTAMP<span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">FROM<\/span> gmv_realtime_bucket<br \/>\n<span class=\"token keyword\">WHERE<\/span> bucket_start <span class=\"token operator\">&gt;&#061;<\/span> :dayStart<br \/>\n  <span class=\"token operator\">AND<\/span> bucket_start <span class=\"token operator\">&lt;<\/span> :nextDayStart<br \/>\n<span class=\"token keyword\">GROUP<\/span> <span class=\"token keyword\">BY<\/span> <span class=\"token keyword\">DATE<\/span><span class=\"token punctuation\">(<\/span>bucket_start<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> store_id<span class=\"token punctuation\">,<\/span> channel_id<br \/>\n<span class=\"token keyword\">ON<\/span> <span class=\"token keyword\">DUPLICATE<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token keyword\">UPDATE<\/span><br \/>\n    paid_order_count <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">VALUES<\/span><span class=\"token punctuation\">(<\/span>paid_order_count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    amount <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">VALUES<\/span><span class=\"token punctuation\">(<\/span>amount<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    finalized_at <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">VALUES<\/span><span class=\"token punctuation\">(<\/span>finalized_at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u56fa\u5316\u6210\u529f\u540e\u662f\u5426\u5220\u9664\u65e7\u5206\u949f\u6876\u53d6\u51b3\u4e8e\u8fdf\u5230\u4fee\u6b63\u4e0e\u5206\u65f6\u66f2\u7ebf\u7559\u5b58\u9700\u6c42\u3002\u8f83\u7a33\u59a5\u7684\u9ed8\u8ba4\u662f\u4fdd\u7559 7&#xff5e;30 \u5929\u5206\u949f\u6876&#xff0c;\u5e76\u5c06\u8fdf\u5230\u4fee\u6b63\u7a97\u53e3\u8bbe\u7f6e\u5f97\u4e0d\u8d85\u8fc7\u8be5\u4fdd\u7559\u671f&#xff1b;\u8d85\u8fc7\u4fdd\u7559\u671f\u7684\u4fee\u6b63\u8fdb\u5165\u65e5\u7ea7\u5bf9\u8d26\u4efb\u52a1\u3002\u5220\u9664\u5206\u949f\u6876\u662f\u6570\u636e\u751f\u547d\u5468\u671f\u64cd\u4f5c&#xff0c;\u5fc5\u987b\u901a\u8fc7\u5206\u533a\u8fc7\u671f\u6216\u53ef\u6062\u590d\u5f52\u6863\u6267\u884c&#xff0c;\u4e0d\u80fd\u7531\u5e94\u7528\u67e5\u8be2\u4ee3\u7801\u987a\u624b\u6e05\u7406\u3002<\/p>\n<h4>5. \u5f52\u96c6\u6d88\u8d39\u8005&#xff1a;\u6536\u4ef6\u7bb1\u5148\u53bb\u91cd&#xff0c;\u518d\u9501\u8ba2\u5355\u72b6\u6001\u5e76\u56de\u9000\u65e7\u6876<\/h4>\n<p>\u751f\u4ea7\u805a\u5408\u7684\u5e76\u53d1\u5b89\u5168\u9700\u8981\u4e24\u4e2a\u5c42\u6b21&#xff1a;gmv_consumed_event \u9632\u540c\u4e00\u4e2a eventId \u91cd\u6295&#xff1b;gmv_order_state \u7684\u884c\u9501\u5e8f\u5217\u5316\u540c\u4e00\u4e2a\u8ba2\u5355\u7684\u4e0d\u540c\u7248\u672c\u3002\u5bf9\u4e8e\u201c\u4e24\u4e2a\u6d88\u8d39\u8005\u7b2c\u4e00\u6b21\u540c\u65f6\u5904\u7406\u540c\u4e00\u8ba2\u5355\u3001\u72b6\u6001\u884c\u5c1a\u4e0d\u5b58\u5728\u201d\u7684\u7ade\u6001&#xff0c;\u5148\u7528 INSERT IGNORE \u5efa\u7acb\u5360\u4f4d\u72b6\u6001\u884c&#xff0c;\u518d SELECT &#8230; FOR UPDATE&#xff0c;\u907f\u514d\u4ec5\u67e5\u8be2\u4e0d\u5230\u884c\u65f6\u53d1\u751f\u5e7b\u8bfb\u7ade\u4e89\u3002<\/p>\n<p><span class=\"token comment\">\/\/ \u793a\u4f8b&#xff1a;GmvEventConsumer.java<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;Service<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">GmvEventConsumer<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">GmvCacheInvalidator<\/span> cacheInvalidator<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">GmvEventConsumer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">GmvCacheInvalidator<\/span> cacheInvalidator<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>jdbcTemplate <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>cacheInvalidator <span class=\"token operator\">&#061;<\/span> cacheInvalidator<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/**<br \/>\n     * \u7531\u6d88\u606f\u76d1\u542c\u5668\u8c03\u7528\u3002\u4ec5\u5728\u6570\u636e\u5e93\u4e8b\u52a1\u63d0\u4ea4\u540e\u5931\u6548\u7f13\u5b58&#xff1b;\u4e8b\u52a1\u56de\u6eda\u65f6\u5141\u8bb8\u6d88\u606f\u91cd\u6295\u3002<br \/>\n     *\/<\/span><br \/>\n    <span class=\"token annotation punctuation\">&#064;Transactional<\/span><span class=\"token punctuation\">(<\/span>rollbackFor <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">Exception<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">GmvEvent<\/span> event<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                INSERT IGNORE INTO gmv_consumed_event(event_id, consumed_at)<br \/>\n                VALUES (?, UTC_TIMESTAMP(3))<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">eventId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                INSERT IGNORE INTO gmv_order_state<br \/>\n                    (source, business_order_id, version, effective_amount, bucket_start,<br \/>\n                     store_id, channel_id, updated_at)<br \/>\n                VALUES (?, ?, 0, 0, &#039;1970-01-01 00:00:00&#039;, &#039;&#039;, &#039;&#039;, UTC_TIMESTAMP(3))<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">orderId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token class-name\">OrderContribution<\/span> old <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">findForUpdate<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">orderId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>old<span class=\"token punctuation\">.<\/span><span class=\"token function\">version<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;&#061;<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">version<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>old<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">signum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">changeBucket<\/span><span class=\"token punctuation\">(<\/span>old<span class=\"token punctuation\">.<\/span><span class=\"token function\">bucketStart<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> old<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> old<span class=\"token punctuation\">.<\/span><span class=\"token function\">storeId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> old<span class=\"token punctuation\">.<\/span><span class=\"token function\">channelId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> old<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">negate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token class-name\">LocalDateTime<\/span> newBucket <span class=\"token operator\">&#061;<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">occurredAt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">atZone<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ZoneOffset<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">UTC<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">truncatedTo<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ChronoUnit<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">MINUTES<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">.<\/span><span class=\"token function\">toLocalDateTime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">signum<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">changeBucket<\/span><span class=\"token punctuation\">(<\/span>newBucket<span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">storeId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">channelId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                UPDATE gmv_order_state<br \/>\n                SET version &#061; ?, effective_amount &#061; ?, bucket_start &#061; ?, store_id &#061; ?,<br \/>\n                    channel_id &#061; ?, updated_at &#061; UTC_TIMESTAMP(3)<br \/>\n                WHERE source &#061; ? AND business_order_id &#061; ?<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">version<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">effectiveAmount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Timestamp<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">valueOf<\/span><span class=\"token punctuation\">(<\/span>newBucket<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                event<span class=\"token punctuation\">.<\/span><span class=\"token function\">storeId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">channelId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">orderId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                INSERT INTO gmv_source_watermark(source, last_event_at, last_event_id, updated_at)<br \/>\n                VALUES (?, ?, ?, UTC_TIMESTAMP(3))<br \/>\n                ON DUPLICATE KEY UPDATE<br \/>\n                    last_event_at &#061; GREATEST(last_event_at, VALUES(last_event_at)),<br \/>\n                    last_event_id &#061; IF(last_event_at &lt;&#061; VALUES(last_event_at), VALUES(last_event_id), last_event_id),<br \/>\n                    updated_at &#061; UTC_TIMESTAMP(3)<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">source<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Timestamp<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">from<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">occurredAt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token function\">eventId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token class-name\">TransactionSynchronizationManager<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">registerSynchronization<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">TransactionSynchronization<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token annotation punctuation\">&#064;Override<\/span><br \/>\n            <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">afterCommit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                cacheInvalidator<span class=\"token punctuation\">.<\/span><span class=\"token function\">evictDay<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span><span class=\"token function\">occurredAt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">atZone<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">ZoneOffset<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">UTC<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toLocalDate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">changeBucket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">LocalDateTime<\/span> bucketStart<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span><br \/>\n                              <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">long<\/span> countDelta<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">BigDecimal<\/span> amountDelta<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                INSERT INTO gmv_realtime_bucket<br \/>\n                    (bucket_start, source, store_id, channel_id, paid_order_count, amount, updated_at)<br \/>\n                VALUES (?, ?, ?, ?, ?, ?, UTC_TIMESTAMP(3))<br \/>\n                ON DUPLICATE KEY UPDATE<br \/>\n                    paid_order_count &#061; paid_order_count &#043; VALUES(paid_order_count),<br \/>\n                    amount &#061; amount &#043; VALUES(amount),<br \/>\n                    updated_at &#061; UTC_TIMESTAMP(3)<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Timestamp<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">valueOf<\/span><span class=\"token punctuation\">(<\/span>bucketStart<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> storeId<span class=\"token punctuation\">,<\/span> channelId<span class=\"token punctuation\">,<\/span><br \/>\n                countDelta<span class=\"token punctuation\">,<\/span> amountDelta<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">OrderContribution<\/span> <span class=\"token function\">findForUpdate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryForObject<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT source, business_order_id, version, effective_amount,<br \/>\n                       bucket_start, store_id, channel_id<br \/>\n                FROM gmv_order_state<br \/>\n                WHERE source &#061; ? AND business_order_id &#061; ? FOR UPDATE<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>rs<span class=\"token punctuation\">,<\/span> rowNum<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-&gt;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">OrderContribution<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;source&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;business_order_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getLong<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;version&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getBigDecimal<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;effective_amount&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTimestamp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;bucket_start&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toLocalDateTime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;store_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;channel_id&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> orderId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">record<\/span> <span class=\"token class-name\">OrderContribution<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> orderId<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">long<\/span> version<span class=\"token punctuation\">,<\/span><br \/>\n                                     <span class=\"token class-name\">BigDecimal<\/span> effectiveAmount<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">LocalDateTime<\/span> bucketStart<span class=\"token punctuation\">,<\/span><br \/>\n                                     <span class=\"token class-name\">String<\/span> storeId<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<table>\n<tr>\u9879\u76ee\u5951\u7ea6<\/tr>\n<tbody>\n<tr>\n<td>\u8f93\u5165<\/td>\n<td>eventId \u5168\u5c40\u552f\u4e00\u3001\u8ba2\u5355\u5185 version \u5355\u8c03\u9012\u589e\u3001\u91d1\u989d\u4e3a\u5f53\u524d\u6709\u6548\u51c0\u989d<\/td>\n<\/tr>\n<tr>\n<td>\u8f93\u51fa<\/td>\n<td>\u4e00\u6b21\u6210\u529f\u6d88\u8d39\u6700\u591a\u4fee\u6539\u65e7\u6876\u548c\u65b0\u6876\u5404\u4e00\u884c&#xff0c;\u5e76\u66f4\u65b0\u8ba2\u5355\u8d21\u732e\u548c\u6c34\u4f4d<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u53d8\u91cf<\/td>\n<td>\u540c eventId \u91cd\u6295\u65e0\u526f\u4f5c\u7528&#xff1b;\u4f4e\u7248\u672c\u4e0d\u8986\u76d6\u9ad8\u7248\u672c&#xff1b;\u72b6\u6001\u3001\u6876\u548c\u6c34\u4f4d\u540c\u4e8b\u52a1\u63d0\u4ea4<\/td>\n<\/tr>\n<tr>\n<td>\u5931\u8d25<\/td>\n<td>SQL \u5931\u8d25\u65f6\u6536\u4ef6\u7bb1\u63d2\u5165\u4e00\u5e76\u56de\u6eda&#xff0c;\u6d88\u606f\u53ef\u91cd\u6295&#xff1b;\u89e3\u6790\u5931\u8d25\u9001\u6b7b\u4fe1\u800c\u4e0d\u662f\u786e\u8ba4\u6210\u529f<\/td>\n<\/tr>\n<tr>\n<td>\u5e76\u53d1\u8fb9\u754c<\/td>\n<td>\u540c\u8ba2\u5355\u7531\u72b6\u6001\u884c\u9501\u4e32\u884c&#xff1b;\u4e0d\u540c\u8ba2\u5355\u53ef\u5e76\u884c&#xff1b;\u9ad8\u70ed\u70b9\u5355\u8ba2\u5355\u4f1a\u81ea\u7136\u4e32\u884c\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6ce8\u610f&#xff1a;\u53d1\u751f\u201c\u5148\u6536\u5230 version&#061;2\u3001\u540e\u6536\u5230 version&#061;1\u201d\u65f6&#xff0c;version&#061;1 \u4f1a\u88ab old.version() &gt;&#061; event.version() \u4e22\u5f03&#xff1b;\u4f46\u5b83\u7684 eventId \u5df2\u7ecf\u8fdb\u5165\u6536\u4ef6\u7bb1\u3002\u8fd9\u662f\u6b63\u786e\u7684&#xff0c;\u56e0\u4e3a\u8be5\u4e8b\u4ef6\u5bf9\u5f53\u524d\u6295\u5f71\u5df2\u4e0d\u518d\u4ea7\u751f\u8d21\u732e\u3002\u672a\u6765\u5982\u9700\u56de\u653e\u5168\u90e8\u5386\u53f2&#xff0c;\u5e94\u4f7f\u7528\u65b0\u7684\u5f52\u96c6\u5e93\u6216\u663e\u5f0f\u6e05\u7a7a\u5bf9\u5e94\u6536\u4ef6\u7bb1\u4e0e\u6295\u5f71\u72b6\u6001&#xff0c;\u4e0d\u8981\u5220\u9664\u5355\u6761\u6536\u4ef6\u7bb1\u8bb0\u5f55\u540e\u91cd\u653e\u3002<\/p>\n<h4>6. \u67e5\u8be2\u3001\u7f13\u5b58\u548c\u6c34\u4f4d&#xff1a;\u63a5\u53e3\u8fd4\u56de\u503c\u5fc5\u987b\u8868\u660e\u6570\u636e\u65b0\u9c9c\u5ea6<\/h4>\n<p>\u67e5\u8be2\u670d\u52a1\u9700\u8981\u628a\u201c\u5c55\u793a\u503c\u201d\u548c\u201c\u6570\u636e\u662f\u5426\u65b0\u9c9c\u201d\u4e00\u8d77\u8fd4\u56de\u3002\u5f53\u524d\u4e1a\u52a1\u65e5\u53ea\u8bfb gmv_realtime_bucket&#xff1b;\u5df2\u5c01\u8d26\u65e5\u671f\u53ea\u8bfb gmv_daily_bucket&#xff1b;\u8de8\u65e5\u533a\u95f4\u6309\u65e5\u671f\u62c6\u6210\u201c\u5386\u53f2\u65e5\u6876 &#043; \u5f53\u524d\u5206\u949f\u6876\u201d\u4e24\u4e2a\u4e92\u65a5\u96c6\u5408\u3002\u5206\u949f\u6876\u4e0d\u80fd\u65e0\u9650\u4fdd\u7559\u540e\u88ab\u8de8\u6708 API \u5168\u8868\u6c42\u548c&#xff0c;\u5426\u5219\u53ea\u662f\u628a\u8ba2\u5355\u660e\u7ec6\u626b\u63cf\u6362\u6210\u4e86\u53e6\u4e00\u79cd\u968f\u65f6\u95f4\u589e\u957f\u7684\u626b\u63cf\u3002\u77ed\u7f13\u5b58\u4ee5\u5f53\u5929\u3001\u79df\u6237\u3001\u7b5b\u9009\u7ef4\u5ea6\u548c\u6307\u6807\u7248\u672c\u7ec4\u6210\u952e\u3002\u8fd9\u91cc\u7528 2 \u79d2 TTL \u662f\u793a\u4f8b\u503c&#xff0c;\u5e94\u7531\u538b\u6d4b\u4e0e\u4e1a\u52a1\u5237\u65b0\u8981\u6c42\u786e\u5b9a\u3002<\/p>\n<p>\u65e5\u7ec8\u56fa\u5316\u4efb\u52a1\u5e94\u5728\u5ef6\u8fdf\u5bb9\u5fcd\u7a97\u53e3\u7ed3\u675f\u540e\u6267\u884c&#xff1a;\u6309\u5206\u949f\u6876\u91cd\u7b97\u524d\u4e00\u5929\u7684\u65e5\u6876&#xff0c;\u7136\u540e\u6807\u8bb0 finalized_at\u3002\u8fdf\u5230\u4fee\u6b63\u82e5\u4ecd\u5728\u5141\u8bb8\u7a97\u53e3\u5185&#xff0c;\u8981\u540c\u65f6\u4fee\u6b63\u5206\u949f\u6876\u548c\u5df2\u53d7\u5f71\u54cd\u7684\u65e5\u6876&#xff0c;\u6216\u8005\u5c06\u65e5\u6876\u6807\u8bb0\u4e3a\u5f85\u91cd\u7b97&#xff1b;\u4e24\u8005\u53ea\u80fd\u62e9\u4e00\u4e14\u9700\u53ef\u89c2\u5bdf\u3002\u8fd9\u6837\u67e5\u8be2\u8303\u56f4\u4fdd\u6301\u4e92\u65a5&#xff1a;<\/p>\n<p>\u67e5\u8be2 [startDay, endDay] &#061;<br \/>\n    SUM(gmv_daily_bucket, startDay \u5230 yesterday)<br \/>\n  &#043; SUM(gmv_realtime_bucket, today 00:00 \u5230\u5f53\u524d\u5206\u949f)<\/p>\n<p><span class=\"token comment\">\/\/ \u793a\u4f8b&#xff1a;GmvQueryService.java<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;Service<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">GmvQueryService<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">StringRedisTemplate<\/span> redisTemplate<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">Duration<\/span> cacheTtl<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">final<\/span> <span class=\"token class-name\">Duration<\/span> maxWatermarkDelay<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">GmvQueryService<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">StringRedisTemplate<\/span> redisTemplate<span class=\"token punctuation\">,<\/span><br \/>\n                           <span class=\"token annotation punctuation\">&#064;Value<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;${gmv.cache-ttl}&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">Duration<\/span> cacheTtl<span class=\"token punctuation\">,<\/span><br \/>\n                           <span class=\"token annotation punctuation\">&#064;Value<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;${gmv.max-watermark-delay}&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token class-name\">Duration<\/span> maxWatermarkDelay<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>jdbcTemplate <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>redisTemplate <span class=\"token operator\">&#061;<\/span> redisTemplate<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>cacheTtl <span class=\"token operator\">&#061;<\/span> cacheTtl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>maxWatermarkDelay <span class=\"token operator\">&#061;<\/span> maxWatermarkDelay<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">public<\/span> <span class=\"token class-name\">GmvSummary<\/span> <span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">LocalDate<\/span> day<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">String<\/span> channelId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> key <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;gmv:v1:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> day <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> source <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> channelId<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token class-name\">String<\/span> cached <span class=\"token operator\">&#061;<\/span> redisTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">opsForValue<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span>key<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>cached <span class=\"token operator\">!&#061;<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">GmvSummary<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">fromJson<\/span><span class=\"token punctuation\">(<\/span>cached<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token class-name\">GmvSummary<\/span> summary <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryForObject<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT COALESCE(SUM(paid_order_count), 0) AS paidOrderCount,<br \/>\n                       COALESCE(SUM(amount), 0) AS totalGmv,<br \/>\n                       MAX(updated_at) AS asOf<br \/>\n                FROM gmv_realtime_bucket<br \/>\n                WHERE bucket_start &gt;&#061; ? AND bucket_start &lt; ?<br \/>\n                  AND (? IS NULL OR source &#061; ?)<br \/>\n                  AND (? IS NULL OR channel_id &#061; ?)<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>rs<span class=\"token punctuation\">,<\/span> rowNum<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                    <span class=\"token class-name\">Timestamp<\/span> asOf <span class=\"token operator\">&#061;<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTimestamp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;asOf&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                    <span class=\"token keyword\">return<\/span> <span class=\"token class-name\">GmvSummary<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">of<\/span><span class=\"token punctuation\">(<\/span>day<span class=\"token punctuation\">,<\/span> rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getLong<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;paidOrderCount&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                            rs<span class=\"token punctuation\">.<\/span><span class=\"token function\">getBigDecimal<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;totalGmv&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> asOf <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">?<\/span> <span class=\"token keyword\">null<\/span> <span class=\"token operator\">:<\/span> asOf<span class=\"token punctuation\">.<\/span><span class=\"token function\">toInstant<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                day<span class=\"token punctuation\">.<\/span><span class=\"token function\">atStartOfDay<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> day<span class=\"token punctuation\">.<\/span><span class=\"token function\">plusDays<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">atStartOfDay<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> channelId<span class=\"token punctuation\">,<\/span> channelId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token class-name\">Instant<\/span> watermark <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">queryWatermark<\/span><span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">boolean<\/span> degraded <span class=\"token operator\">&#061;<\/span> watermark <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">null<\/span><br \/>\n                <span class=\"token operator\">||<\/span> <span class=\"token class-name\">Duration<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">between<\/span><span class=\"token punctuation\">(<\/span>watermark<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Instant<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">now<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">compareTo<\/span><span class=\"token punctuation\">(<\/span>maxWatermarkDelay<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        summary <span class=\"token operator\">&#061;<\/span> summary<span class=\"token punctuation\">.<\/span><span class=\"token function\">withWatermark<\/span><span class=\"token punctuation\">(<\/span>watermark<span class=\"token punctuation\">,<\/span> degraded<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        redisTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">opsForValue<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">set<\/span><span class=\"token punctuation\">(<\/span>key<span class=\"token punctuation\">,<\/span> summary<span class=\"token punctuation\">.<\/span><span class=\"token function\">toJson<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> cacheTtl<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> summary<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">Instant<\/span> <span class=\"token function\">queryWatermark<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span> source<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryForObject<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT MAX(last_event_at) FROM gmv_source_watermark<br \/>\n                WHERE (? IS NULL OR source &#061; ?)<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Instant<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">,<\/span> source<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u5bf9\u53ef\u9009\u7b5b\u9009\u6761\u4ef6\u4f7f\u7528\u7ed1\u5b9a\u53c2\u6570&#xff0c;\u4e0d\u80fd\u7528 ${} \u62fc SQL\u3002\u793a\u4f8b\u5df2\u5bf9 asOf \u548c\u6c34\u4f4d\u4e3a\u7a7a\u505a\u4e86\u964d\u7ea7\u5904\u7406&#xff1a;\u6ca1\u6709\u4efb\u4f55\u4e8b\u4ef6\u65f6\u8fd4\u56de\u7a7a\u65f6\u95f4\u3001isDegraded&#061;true&#xff0c;\u800c\u4e0d\u662f\u5bf9 null \u8c03\u7528 Duration.between\u3002\u7f13\u5b58\u4ec5\u5728\u4e8b\u52a1\u63d0\u4ea4\u540e\u5931\u6548&#xff1b;\u5982\u679c\u5931\u6548\u5931\u8d25&#xff0c;\u6700\u591a\u8bfb\u53d6 2 \u79d2\u65e7\u503c&#xff0c;\u4e0d\u4f1a\u7834\u574f\u6570\u636e\u5e93\u6295\u5f71\u3002<\/p>\n<h4>7. HTTP \u5951\u7ea6&#xff1a;\u540c\u6b65\u547d\u4ee4\u4e0e\u5f02\u6b65\u6295\u5f71\u4e0d\u53ef\u6df7\u7528<\/h4>\n<table>\n<tr>HTTP \u63a5\u53e3\u6210\u529f\u72b6\u6001\u8bed\u4e49<\/tr>\n<tbody>\n<tr>\n<td>POST \/orders\/{id}\/pay<\/td>\n<td align=\"right\">204<\/td>\n<td>\u8ba2\u5355\u548c Outbox \u5df2\u63d0\u4ea4&#xff1b;GMV \u6295\u5f71\u7a0d\u540e\u53ef\u89c1<\/td>\n<\/tr>\n<tr>\n<td>POST \/orders\/{id}\/refund<\/td>\n<td align=\"right\">204<\/td>\n<td>\u8ba2\u5355\u51c0\u989d\u5df2\u66f4\u65b0&#xff0c;\u9000\u6b3e\u4e8b\u4ef6\u53ef\u91cd\u8bd5\u53d1\u5e03<\/td>\n<\/tr>\n<tr>\n<td>GET \/gmv?day&#061;2026-09-02&amp;source&#061;order-service&amp;channelId&#061;MT<\/td>\n<td align=\"right\">200<\/td>\n<td>\u8fd4\u56de\u805a\u5408 GMV \u4e0e\u6c34\u4f4d<\/td>\n<\/tr>\n<tr>\n<td>POST \/internal\/gmv\/events<\/td>\n<td align=\"right\">204<\/td>\n<td>\u4ec5\u7ed9\u6d88\u606f\u9002\u914d\u5668\u6216\u6d4b\u8bd5\u4f7f\u7528&#xff1b;\u5df2\u7ecf\u540c\u6b65\u5b8c\u6210\u6d88\u8d39<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string-property property\">&#034;day&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;2026-09-02&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;paidOrderCount&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">1842<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;totalGmv&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;185220.75&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;asOf&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;2026-09-02T10:01:20.135Z&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;watermark&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;2026-09-02T10:01:19.900Z&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;dataDelaySeconds&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;isDegraded&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">false<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u4f7f\u7528 204 \u7684\u5199\u63a5\u53e3\u4e0d\u4f1a\u5047\u88c5 GMV \u5df2\u5b8c\u6210\u5237\u65b0&#xff1b;\u4f7f\u7528 202 \u53ea\u80fd\u8868\u793a\u670d\u52a1\u5df2\u7ecf\u53d7\u7406\u3001\u4f46\u672c\u670d\u52a1\u5c1a\u672a\u5b8c\u6210\u540c\u6b65\u5904\u7406\u7684\u5de5\u4f5c\u3002\u4e4b\u524d\u6700\u5c0f Demo \u7684 POST \u662f\u540c\u6b65\u5199\u5e93&#xff0c;\u56e0\u6b64\u5e94\u4f7f\u7528 204&#xff0c;\u5df2\u5728\u524d\u6587\u4fee\u6b63\u3002<\/p>\n<h4>8. \u81ea\u52a8\u5316\u9a8c\u8bc1&#xff1a;\u7528\u771f\u5b9e MySQL \u9a8c\u8bc1\u4e8b\u52a1&#xff0c;\u800c\u975e\u53ea\u7528 curl<\/h4>\n<p>\u5355\u5143\u6d4b\u8bd5\u53ef\u4ee5\u9a8c\u8bc1\u91d1\u989d\u5dee\u503c\u51fd\u6570&#xff0c;\u4f46\u65e0\u6cd5\u8bc1\u660e FOR UPDATE\u3001INSERT IGNORE\u3001\u552f\u4e00\u952e\u548c\u4e8b\u52a1\u56de\u6eda\u6309\u9884\u671f\u5de5\u4f5c\u3002\u6838\u5fc3\u7528\u4f8b\u5e94\u4f7f\u7528 Testcontainers MySQL&#xff1b;\u6bcf\u4e2a\u6d4b\u8bd5\u901a\u8fc7\u516c\u5f00\u6d88\u8d39\u8005\u5165\u53e3\u6ce8\u5165\u4e8b\u4ef6&#xff0c;\u518d\u76f4\u63a5\u67e5\u8be2\u6876\u8868\u65ad\u8a00\u3002<\/p>\n<p><span class=\"token comment\">\/\/ gmv-integration-test\/src\/test\/java\/&#8230;\/GmvEventConsumerIT.java<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;SpringBootTest<\/span><br \/>\n<span class=\"token annotation punctuation\">&#064;Testcontainers<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">GmvEventConsumerIT<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Container<\/span><br \/>\n    <span class=\"token keyword\">static<\/span> <span class=\"token class-name\">MySQLContainer<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token operator\">?<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> mysql <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">MySQLContainer<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;mysql:8.0&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;DynamicPropertySource<\/span><br \/>\n    <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">registerProperties<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">DynamicPropertyRegistry<\/span> registry<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        registry<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;spring.datasource.url&#034;<\/span><span class=\"token punctuation\">,<\/span> mysql<span class=\"token operator\">::<\/span><span class=\"token function\">getJdbcUrl<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        registry<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;spring.datasource.username&#034;<\/span><span class=\"token punctuation\">,<\/span> mysql<span class=\"token operator\">::<\/span><span class=\"token function\">getUsername<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        registry<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;spring.datasource.password&#034;<\/span><span class=\"token punctuation\">,<\/span> mysql<span class=\"token operator\">::<\/span><span class=\"token function\">getPassword<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Autowired<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">GmvEventConsumer<\/span> consumer<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Autowired<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token class-name\">JdbcTemplate<\/span> jdbcTemplate<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Test<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">duplicatePriceChangeAndRefundShouldConvergeToLatestSnapshot<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">Instant<\/span> at <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">Instant<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;2026-09-02T10:01:20Z&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        consumer<span class=\"token punctuation\">.<\/span><span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">event<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;e1&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;100.00&#034;<\/span><span class=\"token punctuation\">,<\/span> at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        consumer<span class=\"token punctuation\">.<\/span><span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">event<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;e1&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;100.00&#034;<\/span><span class=\"token punctuation\">,<\/span> at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        consumer<span class=\"token punctuation\">.<\/span><span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">event<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;e2&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;120.00&#034;<\/span><span class=\"token punctuation\">,<\/span> at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        consumer<span class=\"token punctuation\">.<\/span><span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">event<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;e3&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;100.00&#034;<\/span><span class=\"token punctuation\">,<\/span> at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token class-name\">Map<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">Object<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> bucket <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryForMap<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT SUM(paid_order_count) AS orders, SUM(amount) AS amount<br \/>\n                FROM gmv_realtime_bucket<br \/>\n                WHERE source &#061; &#039;order-service&#039; AND store_id &#061; &#039;S-001&#039; AND channel_id &#061; &#039;MT&#039;<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token function\">assertThat<\/span><span class=\"token punctuation\">(<\/span>bucket<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;orders&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">isEqualTo<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1L<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">assertThat<\/span><span class=\"token punctuation\">(<\/span>bucket<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;amount&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">isEqualByComparingTo<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;100.00&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token annotation punctuation\">&#064;Test<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">olderVersionAfterNewerVersionShouldNotChangeBucket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">Instant<\/span> at <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">Instant<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;2026-09-02T10:01:20Z&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        consumer<span class=\"token punctuation\">.<\/span><span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">event<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;e2&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;120.00&#034;<\/span><span class=\"token punctuation\">,<\/span> at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        consumer<span class=\"token punctuation\">.<\/span><span class=\"token function\">consume<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">event<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;e1&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;100.00&#034;<\/span><span class=\"token punctuation\">,<\/span> at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token class-name\">BigDecimal<\/span> amount <span class=\"token operator\">&#061;<\/span> jdbcTemplate<span class=\"token punctuation\">.<\/span><span class=\"token function\">queryForObject<\/span><span class=\"token punctuation\">(<\/span><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n                SELECT SUM(amount) FROM gmv_realtime_bucket WHERE source &#061; &#039;order-service&#039;<br \/>\n                &#034;&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">BigDecimal<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">assertThat<\/span><span class=\"token punctuation\">(<\/span>amount<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">isEqualByComparingTo<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;120.00&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u6b64\u6d4b\u8bd5\u7247\u6bb5\u7701\u7565 event(&#8230;) \u5de5\u5382\u65b9\u6cd5\u53ca Redis \u5bb9\u5668\u914d\u7f6e\u3002\u6d4b\u8bd5\u771f\u6b63\u8bc1\u660e\u7684\u662f MySQL \u4e2d\u201c\u91cd\u590d\u3001\u6539\u4ef7\u3001\u9000\u6b3e\u3001\u4e71\u5e8f\u7248\u672c\u201d\u6700\u7ec8\u6536\u655b&#xff1b;\u5b83\u6ca1\u6709\u8bc1\u660e Kafka\/RocketMQ \u914d\u7f6e\u3001\u751f\u4ea7\u6743\u9650\u3001\u8de8\u5e93\u7f51\u7edc\u5ef6\u8fdf\u6216\u5cf0\u503c\u541e\u5410\u3002\u8fd8\u5e94\u8865\u5145&#xff1a;\u4e8b\u52a1\u4e2d\u9014\u6545\u969c\u56de\u6eda\u3001\u76f8\u540c\u8ba2\u5355\u53cc\u7ebf\u7a0b\u5e76\u53d1\u3001Outbox \u53d1\u5e03\u5931\u8d25\u91cd\u8bd5\u3001\u7f13\u5b58\u5931\u6548\u5931\u8d25\u4e0e\u65e5\u7ea7\u5bf9\u8d26\u5dee\u5f02\u7684\u6d4b\u8bd5\u3002<\/p>\n<h4>9. \u542f\u52a8\u987a\u5e8f\u4e0e\u672c\u5730\u9a8c\u6536\u811a\u672c<\/h4>\n<p>\u672c\u5730\u6700\u5c0f\u73af\u5883\u9700\u8981 MySQL 8 \u4e0e Redis&#xff0c;\u6d88\u606f\u9002\u914d\u5668\u53ef\u5148\u7528\u5185\u90e8 HTTP \u6d88\u8d39\u5165\u53e3\u66ff\u4ee3\u3002\u5148\u6267\u884c Flyway&#xff0c;\u518d\u542f\u52a8\u8ba2\u5355\u670d\u52a1\u548c\u5f52\u96c6\u670d\u52a1&#xff1b;\u7981\u6b62\u4e3a\u4e86\u6f14\u793a\u800c\u76f4\u63a5\u624b\u5de5\u6539\u6876\u8868\u3002<\/p>\n<p><span class=\"token comment\"># \u4ec5\u793a\u4f8b&#xff1a;\u53d8\u91cf\u7531\u672c\u5730\u5b89\u5168\u914d\u7f6e\u63d0\u4f9b&#xff0c;\u4e0d\u5728\u547d\u4ee4\u6216\u6587\u6863\u4e2d\u586b\u5199\u53e3\u4ee4<\/span><br \/>\n<span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">GMV_JDBC_URL<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;jdbc:mysql:\/\/127.0.0.1:3306\/gmv_analytics&#039;<\/span><br \/>\n<span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">GMV_DB_USERNAME<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;gmv_app&#039;<\/span><br \/>\n<span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">GMV_DB_PASSWORD<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;***&#039;<\/span><\/p>\n<p>mvn <span class=\"token parameter variable\">-pl<\/span> gmv-aggregation-service <span class=\"token parameter variable\">-am<\/span> <span class=\"token builtin class-name\">test<\/span><br \/>\nmvn <span class=\"token parameter variable\">-pl<\/span> order-service <span class=\"token parameter variable\">-am<\/span> spring-boot:run<br \/>\nmvn <span class=\"token parameter variable\">-pl<\/span> gmv-aggregation-service <span class=\"token parameter variable\">-am<\/span> spring-boot:run<\/p>\n<p><span class=\"token comment\"># \u5148\u8c03\u7528\u8ba2\u5355\u652f\u4ed8\u63a5\u53e3&#xff1b;Outbox \u53d1\u5e03\u5668\u5c06\u4e8b\u4ef6\u9001\u5165\u9002\u914d\u5668&#xff0c;\u518d\u67e5\u8be2\u6295\u5f71<\/span><br \/>\n<span class=\"token function\">curl<\/span> <span class=\"token parameter variable\">-X<\/span> POST <span class=\"token string\">&#039;http:\/\/localhost:8080\/orders\/O-100\/pay&#039;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-H<\/span> <span class=\"token string\">&#039;Content-Type: application\/json&#039;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  <span class=\"token parameter variable\">-d<\/span> <span class=\"token string\">&#039;{&#034;amount&#034;:&#034;100.00&#034;,&#034;occurredAt&#034;:&#034;2026-09-02T10:01:20Z&#034;}&#039;<\/span><br \/>\n<span class=\"token function\">curl<\/span> <span class=\"token string\">&#034;http:\/\/localhost:<span class=\"token variable\">${APP_PORT}<\/span>\/gmv?day&#061;2026-09-02&amp;source&#061;order-service&amp;channelId&#061;MT&#034;<\/span><\/p>\n<p>\u6210\u529f\u5224\u636e\u4e0d\u662f\u201c\u63a5\u53e3\u8fd4\u56de 200\u201d&#xff0c;\u800c\u662f&#xff1a;\u8ba2\u5355\u8868\u5b58\u5728\u65b0\u7248\u672c\u3001Outbox \u6709\u5bf9\u5e94\u4e8b\u4ef6\u4e14\u6700\u7ec8 PUBLISHED\u3001\u6536\u4ef6\u7bb1\u6709\u8be5 eventId\u3001\u8ba2\u5355\u8d21\u732e\u72b6\u6001\u4e0e\u6700\u65b0\u5feb\u7167\u4e00\u81f4\u3001\u5206\u949f\u6876\u91d1\u989d\u6b63\u786e\u3001\u67e5\u8be2\u6c34\u4f4d\u4e0d\u8d85\u8fc7\u9608\u503c\u3002\u4efb\u4e00\u73af\u8282\u7f3a\u5931\u90fd\u5e94\u6cbf\u4e8b\u4ef6 ID \u8ffd\u8e2a&#xff0c;\u800c\u4e0d\u662f\u91cd\u65b0\u626b\u63cf\u5168\u91cf\u8ba2\u5355\u3002<\/p>\n<h4>10. \u6807\u51c6\u95ed\u73af\u7684\u6d4b\u8bd5\u77e9\u9635\u4e0e\u4e0a\u7ebf\u8fb9\u754c<\/h4>\n<table>\n<tr>\u5c42\u7ea7\u5fc5\u6d4b\u573a\u666f\u901a\u8fc7\u5224\u636e<\/tr>\n<tbody>\n<tr>\n<td>\u8ba2\u5355\u4e8b\u52a1<\/td>\n<td>\u652f\u4ed8\u5199\u8ba2\u5355\u540e Outbox \u63d2\u5165\u5931\u8d25<\/td>\n<td>\u8ba2\u5355\u72b6\u6001\u548c\u7248\u672c\u4e00\u8d77\u56de\u6eda<\/td>\n<\/tr>\n<tr>\n<td>Outbox<\/td>\n<td>\u53d1\u5e03\u6210\u529f\u4f46 markPublished \u5931\u8d25<\/td>\n<td>\u5141\u8bb8\u91cd\u6295&#xff0c;\u4e0b\u6e38\u805a\u5408\u4e0d\u91cd\u590d<\/td>\n<\/tr>\n<tr>\n<td>\u6d88\u8d39\u5e42\u7b49<\/td>\n<td>\u540c\u4e00 eventId \u8fde\u7eed\/\u5e76\u53d1\u6295\u9012<\/td>\n<td>\u6876\u91d1\u989d\u548c\u8ba2\u5355\u6570\u53ea\u53d8\u5316\u4e00\u6b21<\/td>\n<\/tr>\n<tr>\n<td>\u7248\u672c\u4fee\u6b63<\/td>\n<td>\u6539\u4ef7\u3001\u6539\u95e8\u5e97\u3001\u6539\u6e20\u9053\u3001\u5168\u989d\/\u90e8\u5206\u9000\u6b3e\u3001\u4e71\u5e8f\u7248\u672c<\/td>\n<td>\u65e7\u7ef4\u5ea6\u88ab\u56de\u9000&#xff0c;\u65b0\u7ef4\u5ea6\u5199\u5165&#xff0c;\u6700\u7ec8\u7b49\u4e8e\u6700\u65b0\u5feb\u7167<\/td>\n<\/tr>\n<tr>\n<td>\u4e8b\u52a1\u539f\u5b50\u6027<\/td>\n<td>\u5728\u201c\u65e7\u6876\u5df2\u56de\u9000\u3001\u65b0\u6876\u672a\u5199\u5165\u201d\u65f6\u6ce8\u5165\u5f02\u5e38<\/td>\n<td>\u72b6\u6001\u3001\u6536\u4ef6\u7bb1\u3001\u65e7\u6876\u90fd\u56de\u6eda&#xff0c;\u91cd\u6295\u540e\u6536\u655b<\/td>\n<\/tr>\n<tr>\n<td>\u7f13\u5b58<\/td>\n<td>\u4e8b\u52a1\u63d0\u4ea4\u540e\u5220\u9664\u7f13\u5b58\u5931\u8d25<\/td>\n<td>\u6700\u591a\u8fd4\u56de TTL \u5185\u65e7\u6570\u636e&#xff0c;\u6570\u636e\u5e93\u503c\u4e0d\u53d7\u5f71\u54cd<\/td>\n<\/tr>\n<tr>\n<td>\u65e5\u6876<\/td>\n<td>\u65e5\u7ec8\u91cd\u8dd1\u3001\u8fdf\u5230\u4fee\u6b63<\/td>\n<td>\u65e5\u6876\u4e0e\u5206\u949f\u6876\u53e3\u5f84\u5728\u4e92\u65a5\u8303\u56f4\u5185\u4e00\u81f4<\/td>\n<\/tr>\n<tr>\n<td>\u5bb9\u91cf<\/td>\n<td>\u5cf0\u503c\u4e24\u500d\u4e8b\u4ef6\u901f\u7387 &#043; \u76ee\u6807\u8f6e\u8be2\u5e76\u53d1<\/td>\n<td>\u6c34\u4f4d\u3001p95\u3001\u6570\u636e\u5e93\u626b\u63cf\u884c\u6570\u5747\u5728\u9884\u7b97\u5185<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5b8c\u6210\u8fd9\u4e9b\u96c6\u6210\u6d4b\u8bd5\u53ea\u80fd\u8bc1\u660e\u9694\u79bb\u73af\u5883\u4e2d\u7684\u6570\u636e\u5e93\u8bed\u4e49\u548c\u6838\u5fc3\u903b\u8f91&#xff1b;\u5b83\u4e0d\u80fd\u8bc1\u660e\u751f\u4ea7\u6d88\u606f\u6743\u9650\u3001\u6e90\u7aef Binlog \u4fdd\u7559\u671f\u3001\u771f\u5b9e\u7f51\u7edc\u6296\u52a8\u548c\u5cf0\u503c\u6570\u636e\u5206\u5e03\u3002\u56e0\u6b64\u4e0a\u7ebf\u4ecd\u9700\u8981\u7070\u5ea6\u6765\u6e90\u3001\u6309\u4e8b\u4ef6 ID \u7684\u94fe\u8def\u65e5\u5fd7\u3001\u65e5\u7ea7\u5bf9\u8d26\u9608\u503c\u548c\u53ef\u56de\u9000\u5230\u65e7\u53ea\u8bfb\u67e5\u8be2\u7684\u5f00\u5173\u3002\u5f00\u5173\u53ea\u7528\u4e8e\u67e5\u8be2\u56de\u9000&#xff0c;\u4e0d\u80fd\u628a\u5b9e\u65f6\u4e3b\u8def\u5f84\u91cd\u65b0\u6307\u5411\u8de8\u5e93\u5168\u91cf\u626b\u63cf\u3002<\/p>\n<h3>\u5931\u8d25\u8def\u5f84\u3001\u5bf9\u8d26\u4e0e\u8fb9\u754c&#xff1a;\u5feb\u4e0d\u7b49\u4e8e\u6570\u636e\u53ef\u4fe1<\/h3>\n<h4>\u5e38\u89c1\u5931\u8d25\u8def\u5f84<\/h4>\n<table>\n<tr>\u5931\u8d25\u6216\u53cd\u4f8b\u9519\u8bef\u505a\u6cd5\u5e94\u6709\u5904\u7406<\/tr>\n<tbody>\n<tr>\n<td>\u6d88\u8d39\u8005\u63d0\u4ea4\u540e\u91cd\u542f<\/td>\n<td>\u5047\u5b9a\u6d88\u606f\u4e0d\u4f1a\u91cd\u6295<\/td>\n<td>\u8ba2\u5355\u7248\u672c\u72b6\u6001 &#043; \u539f\u5b50\u66f4\u65b0&#xff0c;\u4fdd\u8bc1\u91cd\u590d\u65e0\u526f\u4f5c\u7528<\/td>\n<\/tr>\n<tr>\n<td>\u8ba2\u5355\u9000\u6b3e\u6216\u53d6\u6d88<\/td>\n<td>\u53ea\u8ffd\u52a0\u652f\u4ed8\u91d1\u989d<\/td>\n<td>\u5199\u5165\u8d1f\u589e\u91cf\u6216\u6309\u7248\u672c\u8ba1\u7b97\u65b0\u65e7\u5dee\u503c<\/td>\n<\/tr>\n<tr>\n<td>\u8fdf\u5230\u4e8b\u4ef6\u8fdb\u5165\u4e0a\u4e00\u5c0f\u65f6<\/td>\n<td>\u5173\u95ed\u65e7\u6876\u540e\u76f4\u63a5\u4e22\u5f03<\/td>\n<td>\u5728\u5ef6\u8fdf\u7a97\u53e3\u5185\u56de\u5199&#xff0c;\u8d85\u7a97\u8fdb\u5165\u4fee\u6b63\u548c\u5bf9\u8d26<\/td>\n<\/tr>\n<tr>\n<td>\u5355\u4e00\u6765\u6e90\u963b\u585e<\/td>\n<td>\u6574\u6279\u4efb\u52a1\u5931\u8d25\u6216\u8df3\u8fc7\u6765\u6e90<\/td>\n<td>\u6765\u6e90\u72ec\u7acb\u4f4d\u70b9\u3001\u9694\u79bb\u91cd\u8bd5\u3001\u66b4\u9732\u964d\u7ea7\u72b6\u6001<\/td>\n<\/tr>\n<tr>\n<td>\u6e90\u5e93\u65f6\u95f4\u76f8\u540c<\/td>\n<td>\u4ec5\u4ee5 update_time &gt; last_time \u62c9\u53d6<\/td>\n<td>\u4f7f\u7528 (update_time, id) \u590d\u5408\u6e38\u6807\u6216 CDC \u4f4d\u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u591a\u5b9e\u4f8b\u540c\u65f6\u5f52\u96c6<\/td>\n<td>\u4ec5\u4f9d\u9760\u672c\u5730\u5b9a\u65f6\u5668<\/td>\n<td>\u5206\u533a\u6d88\u8d39\u3001\u79df\u7ea6\/\u5206\u5e03\u5f0f\u9501\u6216\u6570\u636e\u5e93\u539f\u5b50\u8ba4\u9886<\/td>\n<\/tr>\n<tr>\n<td>\u805a\u5408\u8868\u91cd\u590d\u91cd\u8dd1<\/td>\n<td>\u53ea\u505a\u8ffd\u52a0\u63d2\u5165<\/td>\n<td>\u552f\u4e00\u952e\u3001\u7248\u672c\u72b6\u6001\u548c\u53ef\u91cd\u653e\u4fee\u6b63\u4efb\u52a1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u5bf9\u8d26\u4e0d\u662f\u5931\u8d25\u8865\u4e01&#xff0c;\u800c\u662f\u8bbe\u8ba1\u7684\u4e00\u90e8\u5206<\/h4>\n<p>\u5b9e\u65f6\u5f52\u96c6\u8ffd\u6c42\u4f4e\u5ef6\u8fdf&#xff0c;\u6e90\u7aef\u6570\u636e\u53ef\u80fd\u665a\u5230\u6216\u88ab\u4eba\u5de5\u4fee\u590d&#xff1b;\u56e0\u6b64\u5fc5\u987b\u4fdd\u7559\u6709\u9650\u5468\u671f\u7684\u91cd\u7b97\u80fd\u529b\u3002\u5efa\u8bae\u6bcf\u65e5\u5728\u4f4e\u5cf0\u671f\u6309\u6765\u6e90\u3001\u65e5\u671f\u3001\u95e8\u5e97\u3001\u6e20\u9053\u91cd\u65b0\u6838\u5bf9\u201c\u539f\u59cb\u8ba2\u5355\u53e3\u5f84\u201d\u548c\u201c\u805a\u5408\u6876\u53e3\u5f84\u201d&#xff0c;\u5c06\u5dee\u5f02\u5199\u5165 gmv_reconcile_diff\u3002<\/p>\n<p>\u5bf9\u8d26\u7ed3\u679c\u5e94\u5305\u542b\u5dee\u5f02\u91d1\u989d\u3001\u5dee\u5f02\u8ba2\u5355\u6570\u3001\u6700\u65e9\/\u6700\u665a\u4e8b\u4ef6\u65f6\u95f4\u3001\u6765\u6e90\u4f4d\u70b9\u548c\u4fee\u6b63\u6279\u6b21\u3002\u53ea\u6709\u5dee\u5f02\u53ef\u8ffd\u8e2a&#xff0c;\u624d\u53ef\u4ee5\u5b89\u5168\u81ea\u52a8\u4fee\u590d\u3002\u5168\u8868\u91cd\u7b97\u53ef\u4ee5\u4f5c\u4e3a\u79bb\u7ebf\u5bf9\u8d26\u8def\u5f84&#xff0c;\u4f46\u4e0d\u80fd\u4f5c\u4e3a\u6bcf\u51e0\u79d2\u5237\u65b0\u7684\u5728\u7ebf\u8def\u5f84\u3002<\/p>\n<h3>\u9762\u5411\u5b58\u91cf\u7cfb\u7edf\u7684\u6700\u5c0f\u8fc1\u79fb\u8def\u5f84<\/h3>\n<p>\u4e0d\u5efa\u8bae\u5148\u628a\u73b0\u6709\u5b9a\u65f6\u5668\u6539\u6210\u6bcf 5 \u79d2\u6267\u884c\u4e00\u6b21\u3002\u6700\u5c0f\u8fc1\u79fb\u5e94\u4fdd\u7559\u5df2\u6709\u79bb\u7ebf\u6c47\u603b\u4f5c\u4e3a\u5bf9\u8d26\u57fa\u51c6&#xff0c;\u540c\u65f6\u65c1\u8def\u5efa\u7acb\u5b9e\u65f6\u5f52\u96c6&#xff1a;<\/p>\n<li>\u5b9a\u4e49\u53e3\u5f84\u4e0e\u8fb9\u754c&#xff1a;\u786e\u8ba4 GMV \u662f\u5426\u5305\u542b\u9000\u6b3e\u3001\u53d6\u6d88\u4e0e\u4e0d\u540c\u6e20\u9053&#xff1b;\u753b\u51fa\u6708\u3001\u65e5\u3001\u5c0f\u65f6\u3001\u5206\u949f\u56db\u5c42\u7684\u4e92\u65a5\u65f6\u95f4\u8303\u56f4\u3002<\/li>\n<li>\u8865\u9f50\u73b0\u573a\u4e8b\u5b9e&#xff1a;\u5bf9\u539f\u59cb\u8ba2\u5355\u8868\u6267\u884c SHOW CREATE TABLE\u3001EXPLAIN ANALYZE&#xff0c;\u786e\u8ba4\u65f6\u95f4\u5217\u3001\u8ba2\u5355\u4e3b\u952e\u3001\u66f4\u65b0\u65f6\u95f4\u3001\u9000\u6b3e\u5b57\u6bb5\u548c\u7d22\u5f15&#xff1b;\u4e0d\u8981\u51ed ORM \u5b9e\u4f53\u6216\u4ee3\u7801\u6ce8\u91ca\u5047\u5b9a\u7d22\u5f15\u5b58\u5728\u3002<\/li>\n<li>\u5efa\u7acb\u5b9e\u65f6\u6876\u548c\u5904\u7406\u72b6\u6001\u8868&#xff1a;\u91d1\u989d\u4f7f\u7528 DECIMAL&#xff0c;\u5b9a\u4e49\u552f\u4e00\u952e\u548c\u6309\u5206\u949f\/\u7ef4\u5ea6\u7684\u7d22\u5f15&#xff1b;\u5148\u4ee5\u5355\u4e00\u6765\u6e90\u3001\u5c0f\u6d41\u91cf\u7070\u5ea6\u3002<\/li>\n<li>\u5b9e\u73b0\u6e38\u6807\u91c7\u96c6\u5668&#xff1a;\u4ee5 (update_time, order_id) \u6216 CDC \u4f4d\u70b9\u8bfb\u53d6\u589e\u91cf&#xff1b;\u72b6\u6001\u4e0e\u6876\u5728\u540c\u4e00\u4e8b\u52a1\u63d0\u4ea4\u540e\u624d\u66f4\u65b0\u4f4d\u70b9\u3002<\/li>\n<li>\u65c1\u8def\u6bd4\u5bf9&#xff1a;\u65b0\u6876\u7ed3\u679c\u4e0e\u79bb\u7ebf\u7edf\u8ba1\u6309\u5206\u949f\u3001\u6e20\u9053\u3001\u95e8\u5e97\u5bf9\u6bd4&#xff1b;\u5dee\u5f02\u672a\u89e3\u91ca\u524d\u4e0d\u5207\u6362\u67e5\u8be2\u6d41\u91cf\u3002<\/li>\n<li>\u5207\u6362\u67e5\u8be2&#xff1a;\u9ad8\u9891\u5c55\u793a\u63a5\u53e3\u53ea\u8bfb\u53d6\u65b0\u805a\u5408\u8868&#xff1b;\u65e7\u67e5\u8be2\u4ec5\u7528\u4e8e\u7ba1\u7406\u5458\u5bf9\u8d26&#xff0c;\u4e0d\u518d\u66b4\u9732\u7ed9\u9ad8\u9891\u9875\u9762\u3002<\/li>\n<li>\u6269\u5927\u6765\u6e90\u548c\u5bb9\u91cf&#xff1a;\u6bcf\u589e\u52a0\u4e00\u4e2a\u6765\u6e90&#xff0c;\u5355\u72ec\u89c2\u5bdf\u5ef6\u8fdf\u3001\u91cd\u590d\u7387\u548c\u6e90\u5e93\u538b\u529b&#xff1b;\u4e0d\u8981\u628a\u6240\u6709\u5e93\u540c\u65f6\u63a5\u5165\u540e\u624d\u5b9a\u4f4d\u95ee\u9898\u3002<\/li>\n<p>\u5e38\u89c1\u9057\u7559\u98ce\u9669\u662f\u91d1\u989d\u5b57\u6bb5\u88ab\u4fdd\u5b58\u4e3a\u5b57\u7b26\u4e32&#xff0c;\u5bfc\u81f4\u6570\u636e\u5e93\u805a\u5408\u4ea7\u751f\u9690\u5f0f\u8f6c\u6362&#xff1b;\u5e94\u7edf\u4e00\u4e3a\u6570\u636e\u5e93 DECIMAL \u548c Java BigDecimal\u3002\u52a8\u6001\u5e93\u8868\u540d\u5fc5\u987b\u91c7\u7528\u53d7\u63a7\u767d\u540d\u5355&#xff0c;\u65e5\u671f\u3001\u6bd4\u4f8b\u7b49\u503c\u53c2\u6570\u5e94\u4f7f\u7528\u7ed1\u5b9a\u53c2\u6570&#xff0c;\u907f\u514d\u6ce8\u5165\u98ce\u9669\u4e0e\u6267\u884c\u8ba1\u5212\u7f13\u5b58\u5931\u6548\u3002<\/p>\n<h3>\u9a8c\u8bc1\u3001\u5bb9\u91cf\u9a8c\u6536\u4e0e\u4e0a\u7ebf\u95e8\u69db<\/h3>\n<h4>\u5fc5\u987b\u5148\u6d4b\u91cf\u7684\u6307\u6807<\/h4>\n<table>\n<tr>\u6307\u6807\u8ba1\u7b97\u65b9\u5f0f\u5efa\u8bae\u9a8c\u6536\u8868\u8fbe<\/tr>\n<tbody>\n<tr>\n<td>\u7aef\u5230\u7aef\u5ef6\u8fdf<\/td>\n<td>now &#8211; occurred_at \u7684 p50\/p95\/p99<\/td>\n<td>\u4f8b\u5982 p95 \u5c0f\u4e8e\u4e1a\u52a1\u5141\u8bb8\u7684\u65b0\u9c9c\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u5f52\u96c6\u541e\u5410<\/td>\n<td>\u6bcf\u79d2\u6210\u529f\u5e94\u7528\u4e8b\u4ef6\u6570<\/td>\n<td>\u9ad8\u4e8e\u5cf0\u503c\u4e8b\u4ef6\u901f\u7387\u5e76\u7559\u51fa\u6269\u5bb9\u4f59\u91cf<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u590d\u7387<\/td>\n<td>\u91cd\u590d\u4e8b\u4ef6\u6570 \/ \u63a5\u6536\u4e8b\u4ef6\u6570<\/td>\n<td>\u91cd\u653e\u65f6\u53ef\u5347\u9ad8&#xff0c;\u4f46\u805a\u5408\u7ed3\u679c\u4e0d\u5f97\u53d8\u5316<\/td>\n<\/tr>\n<tr>\n<td>\u6f0f\u6570\u5dee\u5f02<\/td>\n<td>\u5bf9\u8d26\u5dee\u5f02\u91d1\u989d\u4e0e\u8ba2\u5355\u6570<\/td>\n<td>\u5728\u7ea6\u5b9a\u5ef6\u8fdf\u7a97\u53e3\u6536\u655b\u5230\u9608\u503c\u5185<\/td>\n<\/tr>\n<tr>\n<td>API \u5ef6\u8fdf<\/td>\n<td>\u805a\u5408\u63a5\u53e3 p95\/p99<\/td>\n<td>\u4e0e\u539f\u59cb\u8ba2\u5355\u603b\u884c\u6570\u589e\u957f\u5c3d\u91cf\u89e3\u8026<\/td>\n<\/tr>\n<tr>\n<td>\u6e90\u5e93\u5f71\u54cd<\/td>\n<td>\u6162\u67e5\u8be2\u3001CPU\u3001\u626b\u63cf\u884c\u6570<\/td>\n<td>\u9ad8\u9891\u5c55\u793a\u4e0d\u5f97\u65b0\u589e\u5927\u8303\u56f4\u626b\u63cf<\/td>\n<\/tr>\n<tr>\n<td>\u6c34\u4f4d\u6ede\u540e<\/td>\n<td>now &#8211; checkpoint_time<\/td>\n<td>\u8d85\u9608\u503c\u65f6 API \u660e\u786e\u964d\u7ea7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u53ef\u590d\u73b0\u7684\u9a8c\u8bc1\u6e05\u5355<\/h4>\n<li>\u4e3a\u540c\u4e00\u8ba2\u5355\u8fde\u7eed\u6ce8\u5165\u521b\u5efa\u3001\u91cd\u590d\u521b\u5efa\u3001\u652f\u4ed8\u4fee\u6b63\u3001\u9000\u6b3e\u548c\u8fdf\u5230\u4e8b\u4ef6&#xff0c;\u65ad\u8a00\u6700\u7ec8\u6876\u91d1\u989d\u7b49\u4e8e\u8ba2\u5355\u6700\u65b0\u6709\u6548\u91d1\u989d&#xff0c;\u800c\u4e0d\u662f\u4e8b\u4ef6\u91d1\u989d\u4e4b\u548c\u3002<\/li>\n<li>\u5728\u201c\u72b6\u6001\u66f4\u65b0\u6210\u529f\u3001\u4f4d\u70b9\u5c1a\u672a\u63a8\u8fdb\u201d\u4e4b\u95f4\u6a21\u62df\u8fdb\u7a0b\u4e2d\u65ad&#xff0c;\u91cd\u542f\u540e\u9a8c\u8bc1\u4e8b\u4ef6\u91cd\u653e\u4e0d\u6539\u53d8\u805a\u5408\u7ed3\u679c\u3002<\/li>\n<li>\u5728\u591a\u5b9e\u4f8b\u540c\u65f6\u6d88\u8d39\u540c\u4e00\u5206\u533a\u6216\u540c\u4e00\u6e38\u6807\u8303\u56f4\u65f6&#xff0c;\u9a8c\u8bc1\u53ea\u6709\u4e00\u4e2a\u5b9e\u4f8b\u6210\u529f\u8ba4\u9886&#xff0c;\u6216\u5e76\u53d1\u66f4\u65b0\u4ecd\u4fdd\u6301\u5e42\u7b49\u3002<\/li>\n<li>\u5bf9\u5cf0\u503c\u4e24\u500d\u4e8b\u4ef6\u901f\u7387\u538b\u6d4b&#xff0c;\u5e76\u540c\u65f6\u8ba9\u5ba2\u6237\u7aef\u6309\u76ee\u6807\u9891\u7387\u67e5\u8be2&#xff1b;\u89c2\u5bdf API p95\u3001\u5f52\u96c6\u6ede\u540e\u3001\u6570\u636e\u5e93\u626b\u63cf\u884c\u6570\u548c\u7f13\u5b58\u547d\u4e2d\u7387\u3002<\/li>\n<li>\u6309\u6765\u6e90\u548c\u7ef4\u5ea6\u6267\u884c\u65e5\u7ea7\u5bf9\u8d26&#xff1b;\u6545\u610f\u5236\u9020\u4e00\u7b14\u6f0f\u4e8b\u4ef6&#xff0c;\u9a8c\u8bc1\u544a\u8b66\u3001\u5dee\u5f02\u8bb0\u5f55\u548c\u4fee\u6b63\u95ed\u73af\u5747\u53ef\u89c2\u5bdf\u3002<\/li>\n<p>\u4e0a\u8ff0\u662f\u9a8c\u6536\u65b9\u6cd5&#xff0c;\u4e0d\u4ee3\u8868\u4efb\u4f55\u7279\u5b9a\u7cfb\u7edf\u5df2\u7ecf\u901a\u8fc7\u8fd9\u4e9b\u6d4b\u8bd5\u3002\u771f\u5b9e\u7d22\u5f15\u3001\u884c\u6570\u3001\u6267\u884c\u8ba1\u5212\u3001\u751f\u4ea7\u5ef6\u8fdf\u548c\u538b\u6d4b\u7ed3\u679c\u4ecd\u9700\u5728\u9694\u79bb\u73af\u5883\u53d6\u5f97\u3002<\/p>\n<h3>\u7ed3\u8bba&#xff1a;\u5148\u5c06\u201c\u8ba1\u7b97\u4e00\u6b21\u201d\u53d8\u6210\u7cfb\u7edf\u4e0d\u53d8\u91cf&#xff0c;\u518d\u8ffd\u6c42\u79d2\u7ea7\u5c55\u793a<\/h3>\n<p>\u5bf9\u4e8e\u5927\u6570\u636e\u91cf\u6307\u6807\u5f52\u96c6&#xff0c;\u6b63\u786e\u7684\u6269\u5c55\u65b9\u5411\u4e0d\u662f\u628a\u5168\u91cf SQL \u8c03\u5ea6\u5f97\u66f4\u52e4&#xff0c;\u800c\u662f\u8ba9\u6bcf\u4e00\u7b14\u53d8\u5316\u53ea\u8fdb\u5165\u805a\u5408\u94fe\u8def\u4e00\u6b21\u3001\u5141\u8bb8\u5b89\u5168\u91cd\u653e\u4e00\u6b21&#xff0c;\u5e76\u8ba9\u6bcf\u4e00\u6b21\u5728\u7ebf\u67e5\u8be2\u53ea\u9762\u5bf9\u6709\u9650\u7684\u6876\u6570\u636e\u3002\u63a8\u8350\u957f\u671f\u67b6\u6784\u4e3a CDC\/Outbox \u2192 \u53ef\u91cd\u653e\u4e8b\u4ef6 \u2192 \u8ba2\u5355\u7248\u672c\u5e42\u7b49 \u2192 \u5206\u949f\u7ea7\u805a\u5408\u6876 \u2192 Redis \u77ed\u7f13\u5b58 \u2192 \u67e5\u8be2 API&#xff1b;\u65e0\u6cd5\u7acb\u5373\u5f15\u5165 CDC \u65f6&#xff0c;\u5148\u7528\u590d\u5408\u6e38\u6807\u589e\u91cf\u62c9\u53d6\u5e76\u4fdd\u7559\u5bf9\u8d26\u4fee\u6b63\u3002<\/p>\n<p>\u4e0a\u7ebf\u524d\u5fc5\u987b\u786e\u8ba4\u4e09\u4ef6\u4e8b&#xff1a;GMV \u53e3\u5f84\u662f\u5426\u6e05\u6670&#xff0c;\u8ba2\u5355\u7248\u672c\/\u9000\u6b3e\u662f\u5426\u53ef\u8868\u8fbe&#xff0c;\u4f4d\u70b9\u4e0e\u805a\u5408\u662f\u5426\u80fd\u539f\u5b50\u6536\u655b\u3002\u4efb\u4e00\u9879\u672a\u89e3\u51b3\u65f6&#xff0c;\u5373\u4f7f\u63a5\u53e3\u5f88\u5feb&#xff0c;\u4e5f\u4e0d\u80fd\u5c06\u7ed3\u679c\u89c6\u4e3a\u53ef\u4fe1\u7684\u5b9e\u65f6 GMV\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u4e2d\u5927\u6570\u636e\u5b9e\u65f6\u5f52\u96c6\u4e0e\u6307\u6807\u6c47\u603b\u65b9\u6848 \u6587\u7ae0\u76ee\u5f55Java\u4e2d\u5927\u6570\u636e\u5b9e\u65f6\u5f52\u96c6\u4e0e\u6307\u6807\u6c47\u603b\u65b9\u6848\u8981\u89e3\u51b3\u7684\u95ee\u9898\u4e0e\u7ed3\u8bba\u4e3a\u4ec0\u4e48\u201c\u9884\u805a\u5408  \u5b9e\u65f6\u626b\u660e\u7ec6\u201d\u4ecd\u4f1a\u5931\u901f\u76ee\u6807\u67b6\u6784&#xff1a;\u628a\u660e\u7ec6\u53d8\u5316\u53d8\u6210\u53ef\u91cd\u653e\u7684\u589e\u91cf\u4e8b\u4ef6\u5f52\u96c6\u94fe\u8def\u7684\u804c\u8d23\u8fb9\u754c\u63a8\u8350\u7684\u6570\u636e\u5951\u7ea6\u6838\u5fc3\u673a\u5236&#xff1a;\u589e\u91cf\u3001\u5e42\u7b49\u4e0e\u8fdf\u5230\u4fee\u6b63\u5982\u4f55\u540c\u65f6\u6210\u7acb\u4ee5\u201c\u6709\u6548\u4e00\u6b21\u201d\u4ee3\u66ff\u4e0d\u73b0\u5b9e\u7684\u7aef\u5230\u7aef\u6070\u597d\u4e00\u6b21\u8fdf\u5230\u4e8b\u4ef6\u4e0d\u80fd\u9760\u201c\u5173\u95ed\u7a97\u53e3\u540e\u4e22\u5f03\u201d\u5904\u7406\u4f4d\u70b9\u63a8\u8fdb\u5fc5\u987b\u4e0e\u843d\u5e93\u7ed3\u679c\u7ed1\u5b9a\u91c7\u96c6\u548c\u5b58\u50a8\u5982\u4f55\u9009&#xff1a;\u5148\u6309\u4e00\u81f4\u6027\u4e0e\u89c4\u6a21&#xff0c;\u800c\u4e0d\u662f\u6309\u6280\u672f\u70ed\u5ea6\u67e5\u8be2\u670d\u52a1\u4e3a\u4ec0\u4e48<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9098,99,323,190],"topic":[],"class_list":["post-100457","post","type-post","status-publish","format-standard","hentry","category-server","tag-it","tag-java","tag-323","tag-190"],"yoast_head":"<!-- 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