{"id":52874,"date":"2025-08-11T20:44:06","date_gmt":"2025-08-11T12:44:06","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/52874.html"},"modified":"2025-08-11T20:44:06","modified_gmt":"2025-08-11T12:44:06","slug":"mysqlredis%e9%87%8d%e7%82%b9%e9%9d%a2%e8%af%95%e9%a2%98","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/52874.html","title":{"rendered":"MySQL,Redis\u91cd\u70b9\u9762\u8bd5\u9898"},"content":{"rendered":"<h3>1. \u6570\u636e\u5e93\u7d22\u5f15<\/h3>\n<h4>1.1 \u7d22\u5f15\u6982\u5ff5\u4e0e\u7c7b\u578b<\/h4>\n<ul>\n<li>\u805a\u96c6\u7d22\u5f15&#xff1a;\u6570\u636e\u548c\u7d22\u5f15\u653e\u5728\u4e00\u8d77&#xff0c;\u4e00\u4e2a\u8868\u53ea\u80fd\u6709\u4e00\u4e2a&#xff0c;\u9002\u5408\u8303\u56f4\u67e5\u8be2\u3002<\/li>\n<li>\u975e\u805a\u96c6\u7d22\u5f15&#xff1a;\u6570\u636e\u548c\u7d22\u5f15\u5206\u79bb&#xff0c;\u7d22\u5f15\u6307\u5411\u6570\u636e&#xff0c;\u4e00\u4e2a\u8868\u53ef\u4ee5\u6709\u591a\u4e2a&#xff0c;\u9002\u5408\u7cbe\u786e\u67e5\u8be2\u3002<\/li>\n<li>\u552f\u4e00\u7d22\u5f15&#xff1a;\u52a0\u901f\u67e5\u8be2 &#043; \u5217\u503c\u552f\u4e00&#xff08;\u53ef\u4ee5\u6709 NULL&#xff09;\u3002<\/li>\n<li>\u8986\u76d6\u7d22\u5f15&#xff1a;\u4e00\u4e2a\u7d22\u5f15\u5305\u542b&#xff08;\u6216\u8986\u76d6&#xff09;\u6240\u6709\u9700\u8981\u67e5\u8be2\u7684\u5b57\u6bb5\u7684\u503c\u3002<\/li>\n<li>\u8054\u5408\u7d22\u5f15&#xff1a;\u591a\u5217\u503c\u7ec4\u6210\u4e00\u4e2a\u7d22\u5f15&#xff0c;\u4e13\u95e8\u7528\u4e8e\u7ec4\u5408\u641c\u7d22&#xff0c;\u6548\u7387\u9ad8\u4e8e\u7d22\u5f15\u5408\u5e76\u3002<\/li>\n<\/ul>\n<h4>1.2 B&#043; Tree \u4f18\u52bf&#xff08;\u5bf9\u6bd4\u54c8\u5e0c\u8868\u548c\u4e8c\u53c9\u6811&#xff09;<\/h4>\n<ul>\n<li>\u9ad8\u5ea6\u4f4e&#xff0c;\u78c1\u76d8 I\/O \u6b21\u6570\u5c11\u3002<\/li>\n<li>\u67e5\u8be2\u9ad8\u6548\u4e14\u6548\u7387\u7a33\u5b9a&#xff0c;\u65f6\u95f4\u590d\u6742\u5ea6\u4f4e\u3002<\/li>\n<\/ul>\n<h4>1.3 \u7d22\u5f15\u4f18\u7f3a\u70b9<\/h4>\n<ul>\n<li>\u4f18\u70b9&#xff1a;\u63d0\u9ad8\u68c0\u7d22\u6548\u7387&#xff0c;\u964d\u4f4e I\/O \u6210\u672c&#xff0c;\u51cf\u5c11 CPU \u6d88\u8017\u3002<\/li>\n<li>\u7f3a\u70b9&#xff1a;\u589e\u5220\u6539\u64cd\u4f5c\u6548\u7387\u964d\u4f4e&#xff0c;\u5360\u7528\u989d\u5916\u5b58\u50a8\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<h4>1.4 \u7d22\u5f15\u5931\u6548\u573a\u666f<\/h4>\n<ul>\n<li>\u6a21\u7cca\u5339\u914d\u4ee5 % \u5f00\u5934\u3002<\/li>\n<li>\u5bf9\u5217\u8fdb\u884c\u51fd\u6570\u8fd0\u7b97\u6216\u8868\u8fbe\u5f0f\u8ba1\u7b97\u3002<\/li>\n<li>\u5b57\u7b26\u4e32\u4e0d\u52a0\u5f15\u53f7\u3002<\/li>\n<li>OR \u6761\u4ef6\u4e2d&#xff0c;\u4e00\u8fb9\u6709\u7d22\u5f15\u4e00\u8fb9\u65e0\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>2. \u4e8b\u52a1\u4e0e\u5b58\u50a8\u5f15\u64ce<\/h3>\n<h4>2.1 \u4e8b\u52a1\u56db\u5927\u7279\u6027&#xff08;ACID&#xff09;<\/h4>\n<ul>\n<li>\u539f\u5b50\u6027&#xff1a;\u56de\u6eda\u65e5\u5fd7\u5b9e\u73b0\u3002<\/li>\n<li>\u4e00\u81f4\u6027&#xff1a;\u901a\u8fc7\u5176\u4ed6\u4e09\u8005\u5b9e\u73b0\u3002<\/li>\n<li>\u9694\u79bb\u6027&#xff1a;\u9501\u673a\u5236 &#043; MVCC \u5b9e\u73b0\u3002<\/li>\n<li>\u6301\u4e45\u6027&#xff1a;\u91cd\u505a\u65e5\u5fd7\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<h4>2.2 \u4e8b\u52a1\u9694\u79bb\u7ea7\u522b<\/h4>\n<ul>\n<li>\u8bfb\u672a\u63d0\u4ea4<\/li>\n<li>\u8bfb\u5df2\u63d0\u4ea4<\/li>\n<li>\u53ef\u91cd\u590d\u8bfb&#xff08;MySQL \u9ed8\u8ba4&#xff09;<\/li>\n<li>\u4e32\u884c\u5316<\/li>\n<\/ul>\n<h4>2.3 MySQL \u5b58\u50a8\u5f15\u64ce\u5bf9\u6bd4<\/h4>\n<ul>\n<li>\u9ed8\u8ba4&#xff1a;InnoDB&#xff08;\u7efc\u5408\u6027\u80fd\u6700\u4f73&#xff09;\u3002<\/li>\n<li>InnoDB \u652f\u6301\u4e8b\u52a1&#xff0c;MyISAM\u3001Memory \u4e0d\u652f\u6301\u3002<\/li>\n<li>InnoDB \u652f\u6301\u884c\u7ea7\u9501&#xff0c;\u5176\u4ed6\u53ea\u6709\u8868\u7ea7\u9501\u3002<\/li>\n<li>InnoDB \u652f\u6301\u5916\u952e&#xff0c;\u5176\u4ed6\u4e0d\u652f\u6301\u3002<\/li>\n<li>InnoDB \u6709\u5d29\u6e83\u6062\u590d\u673a\u5236&#xff0c;\u5176\u4ed6\u6ca1\u6709\u3002<\/li>\n<\/ul>\n<h4>2.4 SQL \u8c03\u4f18\u5de5\u5177<\/h4>\n<ul>\n<li>EXPLAIN \u547d\u4ee4&#xff1a;\u5206\u6790 SQL \u6267\u884c\u8ba1\u5212\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>3. Redis \u77e5\u8bc6\u70b9<\/h3>\n<h4>3.1 \u7f13\u5b58\u95ee\u9898\u4e0e\u89e3\u51b3\u65b9\u6848<\/h4>\n<ul>\n<li>\u7f13\u5b58\u7a7f\u900f&#xff1a;\u8bf7\u6c42\u7684\u6570\u636e\u7f13\u5b58\u548c\u6570\u636e\u5e93\u90fd\u4e0d\u5b58\u5728 \u2192 \u89e3\u51b3&#xff1a;\u5e03\u9686\u8fc7\u6ee4\u5668\u3001\u7f13\u5b58\u7a7a\u503c\u3002<\/li>\n<li>\u7f13\u5b58\u51fb\u7a7f&#xff1a;\u70ed\u70b9 Key \u8fc7\u671f&#xff0c;\u5927\u91cf\u8bf7\u6c42\u6253\u5230\u6570\u636e\u5e93 \u2192 \u89e3\u51b3&#xff1a;\u4e92\u65a5\u9501\u3001\u903b\u8f91\u8fc7\u671f\u3002<\/li>\n<li>\u7f13\u5b58\u96ea\u5d29&#xff1a;\u5927\u91cf Key \u540c\u65f6\u8fc7\u671f\u6216 Redis \u5b95\u673a \u2192 \u89e3\u51b3&#xff1a;\u968f\u673a\u8fc7\u671f\u65f6\u95f4\u3001\u591a\u7ea7\u7f13\u5b58\u3001Redis \u96c6\u7fa4 &#043; \u4e3b\u4ece\u54e8\u5175\u3002<\/li>\n<\/ul>\n<h4>3.2 \u5206\u5e03\u5f0f\u9501<\/h4>\n<ul>\n<li>\u53ef\u91cd\u5165\u9501&#xff1a;\u7ebf\u7a0b\u83b7\u53d6\u9501\u65f6\u68c0\u67e5\u662f\u5426\u81ea\u5df1\u7684\u9501&#xff0c;\u662f\u5219\u8ba1\u6570&#043;1&#xff0c;\u91ca\u653e\u9501\u8ba1\u6570-1\u3002<\/li>\n<li>\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501&#xff1a;SETNX&#xff08;\u5efa\u8bae\u7528 Lua \u4fdd\u8bc1\u89e3\u9501\u539f\u5b50\u6027&#xff09;\u6216\u4f7f\u7528 Redisson\u3002<\/li>\n<\/ul>\n<h4>3.3 \u7f13\u5b58\u4e0e\u6570\u636e\u5e93\u4e00\u81f4\u6027<\/h4>\n<ul>\n<li>\u5148\u64cd\u4f5c\u6570\u636e\u5e93&#xff0c;\u518d\u5220\u9664\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<h4>3.4 Redis \u6570\u636e\u7ed3\u6784\u5e94\u7528<\/h4>\n<ul>\n<li>\u70b9\u8d5e\/\u5173\u6ce8\/\u7b7e\u5230&#xff1a;SET&#xff08;\u5feb\u901f\u6dfb\u52a0\u5220\u9664 &#043; \u53bb\u91cd&#xff09;\u3002<\/li>\n<li>\u83b7\u53d6\u4ea4\u96c6\/\u5e76\u96c6\/\u5dee\u96c6&#xff1a;\u5982\u5171\u540c\u597d\u53cb&#xff08;\u4ea4\u96c6&#xff09;\u3001\u597d\u53cb\u63a8\u8350&#xff08;\u5dee\u96c6&#xff09;\u3002<\/li>\n<li>\u6392\u884c\u699c&#xff1a;Sorted Set&#xff08;\u6309\u5206\u6570\u6392\u5e8f&#xff09;\u3002<\/li>\n<\/ul>\n<h4>3.5 Redis \u6027\u80fd\u4e0e\u6301\u4e45\u5316<\/h4>\n<ul>\n<li>\n<p>Redis \u5feb\u7684\u539f\u56e0&#xff1a;\u5355\u7ebf\u7a0b&#xff0c;\u65e0\u9501\u7ade\u4e89&#xff1b;\u57fa\u4e8e\u5185\u5b58&#xff1b;I\/O \u591a\u8def\u590d\u7528\u3002<\/p>\n<\/li>\n<li>\n<p>\u6301\u4e45\u5316\u65b9\u5f0f&#xff1a;<\/p>\n<ul>\n<li>RDB&#xff1a;\u5b9a\u671f\u5feb\u7167&#xff0c;BGSAVE \u5f02\u6b65&#xff0c;\u4e0d\u963b\u585e\u4e3b\u7ebf\u7a0b\u3002<\/li>\n<li>AOF&#xff1a;\u6bcf\u6b21\u547d\u4ee4\u8ffd\u52a0\u65e5\u5fd7\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u9009\u62e9\u5efa\u8bae&#xff1a;\u5bf9\u6570\u636e\u5b89\u5168\u8981\u6c42\u4f4e\u9009 RDB&#xff0c;\u5426\u5219\u9009 AOF&#xff1b;\u5927\u6570\u636e\u96c6\u6062\u590d\u65f6 RDB \u66f4\u5feb\u3002<\/p>\n<\/li>\n<\/ul>\n<h4>3.6 Redis \u4e8b\u52a1<\/h4>\n<ul>\n<li>\u4f7f\u7528 MULTI \u548c EXEC \u4fdd\u8bc1\u4e00\u7ec4\u547d\u4ee4\u7684\u539f\u5b50\u6027&#xff0c;\u4e0d\u652f\u6301\u56de\u6eda\u3002<\/li>\n<\/ul>\n<h4>3.7 Redis \u8fc7\u671f\u7b56\u7565<\/h4>\n<ul>\n<li>\u60f0\u6027\u5220\u9664&#xff1a;\u8bbf\u95ee\u65f6\u68c0\u67e5\u662f\u5426\u8fc7\u671f&#xff0c;\u8fc7\u671f\u5219\u5220\u9664\u3002<\/li>\n<li>\u5b9a\u671f\u5220\u9664&#xff1a;\u5b9a\u65f6\u626b\u63cf\u5e76\u5220\u9664\u8fc7\u671f Key\u3002<\/li>\n<li>\u5185\u5b58\u6dd8\u6c70&#xff1a;\u8fbe\u5230\u9608\u503c\u65f6\u5220\u9664\u3002<\/li>\n<\/ul>\n<h4>3.8 Redis \u54e8\u5175\u673a\u5236<\/h4>\n<ul>\n<li>\u9ad8\u53ef\u7528\u65b9\u6848&#xff0c;\u8d1f\u8d23\u76d1\u63a7\u4e3b\u4ece\u8282\u70b9\u3001\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u3001\u901a\u77e5\u5ba2\u6237\u7aef\u3002<\/li>\n<li>\u4e3b\u8282\u70b9\u5b95\u673a\u65f6&#xff0c;\u591a\u54e8\u5175\u6295\u7968\u9009\u51fa\u65b0\u4e3b\u8282\u70b9&#xff0c;\u66f4\u65b0\u4ece\u8282\u70b9\u548c\u5ba2\u6237\u7aef\u8fde\u63a5\u4fe1\u606f\u3002<\/li>\n<li>\u591a\u54e8\u5175\u534f\u4f5c&#xff0c;\u907f\u514d\u5355\u70b9\u6545\u969c&#xff0c;\u4fdd\u8bc1\u96c6\u7fa4\u81ea\u52a8\u6062\u590d\u3002<\/li>\n<\/ul>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb30\u6b21\u3002\u672c\u6587\u6458\u8981\uff1a \u6570\u636e\u5e93\u7d22\u5f15\u90e8\u5206\u4ecb\u7ecd\u4e86\u805a\u96c6\/\u975e\u805a\u96c6\u7d22\u5f15\u7b49\u7c7b\u578b\u53caB+\u6811\u4f18\u52bf\uff0c\u5206\u6790\u4e86\u7d22\u5f15\u4f18\u7f3a\u70b9\u53ca\u5931\u6548\u573a\u666f\uff1b \u4e8b\u52a1\u4e0e\u5b58\u50a8\u5f15\u64ce\u90e8\u5206\u8be6\u89e3ACID\u7279\u6027\u3001\u9694\u79bb\u7ea7\u522b\u3001InnoDB\u7b49\u5b58\u50a8\u5f15\u64ce\u5bf9\u6bd4\u53caSQL\u8c03\u4f18\u5de5\u5177\uff1b Redis\u90e8\u5206\u6db5\u76d6\u7f13\u5b58\u95ee\u9898\u89e3\u51b3\u65b9\u6848\u3001\u5206\u5e03\u5f0f\u9501\u5b9e\u73b0\u3001\u6570\u636e\u7ed3\u6784\u5e94\u7528\u3001\u6027\u80fd\u4f18\u5316\u3001\u6301\u4e45\u5316\u673a\u5236\u3001\u4e8b\u52a1\u5904\u7406\u3001\u8fc7\u671f\u7b56\u7565\u53ca\u54e8\u5175\u673a\u5236\u7b49\u6838\u5fc3\u77e5\u8bc6\u70b9\u3002\u5168\u6587\u7cfb\u7edf\u68b3\u7406\u4e86\u6570\u636e\u5e93\u4e0eRedis\u7684\u5173\u952e\u6280\u672f\u8981\u70b9\u53ca\u4f18\u5316\u7b56\u7565\u3002<\/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":[99,114,105,101,98,100,729],"topic":[],"class_list":["post-52874","post","type-post","status-publish","format-standard","hentry","category-server","tag-java","tag-mysql","tag-redis","tag-spring","tag-spring-boot","tag-100","tag-729"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MySQL,Redis\u91cd\u70b9\u9762\u8bd5\u9898 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/52874.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MySQL,Redis\u91cd\u70b9\u9762\u8bd5\u9898 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb30\u6b21\u3002\u672c\u6587\u6458\u8981\uff1a \u6570\u636e\u5e93\u7d22\u5f15\u90e8\u5206\u4ecb\u7ecd\u4e86\u805a\u96c6\/\u975e\u805a\u96c6\u7d22\u5f15\u7b49\u7c7b\u578b\u53caB+\u6811\u4f18\u52bf\uff0c\u5206\u6790\u4e86\u7d22\u5f15\u4f18\u7f3a\u70b9\u53ca\u5931\u6548\u573a\u666f\uff1b 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