{"id":99386,"date":"2026-09-02T15:03:56","date_gmt":"2026-09-02T07:03:56","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/99386.html"},"modified":"2026-09-02T15:03:56","modified_gmt":"2026-09-02T07:03:56","slug":"%e4%b8%80%e5%ba%93%e5%a4%9a%e6%a8%a1%e5%ae%9e%e6%88%98%ef%bc%9a%e7%94%a8-kingbasees-%e5%90%8c%e6%97%b6%e6%90%9e%e5%ae%9a-json%e3%80%81%e4%b8%ad%e6%96%87%e5%85%a8%e6%96%87%e6%a3%80%e7%b4%a2%e4%b8%8e","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/99386.html","title":{"rendered":"\u4e00\u5e93\u591a\u6a21\u5b9e\u6218\uff1a\u7528 KingbaseES \u540c\u65f6\u641e\u5b9a JSON\u3001\u4e2d\u6587\u5168\u6587\u68c0\u7d22\u4e0e\u6807\u7b7e\u4f4d\u56fe"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070347-6a97ca53938c3.png\" alt=\"351d48f127891410a852b57e3140d1cb.png\" 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A \u548c\u6807\u7b7e B\u300d\u7684\u8fd9\u79cd\u60c5\u51b5\u3002\u8fd9\u5c5e\u4e8e\u6807\u7b7e\u96c6\u5408\u8fd0\u7b97\u3002<\/p>\n<p>\u5982\u679c\u6309\u7167\u4ee5\u524d\u7684\u90a3\u79cd\u8001\u601d\u8def\u3002\u4e5f\u5c31\u662f\u4e00\u79cd\u9700\u6c42\u5c31\u5355\u72ec\u4e0a\u4e00\u4e2a\u4e13\u95e8\u7684\u7ec4\u4ef6\u3002\u90a3\u4e48\u67b6\u6784\u5f80\u5f80\u5c31\u4f1a\u53d8\u6210\u4e0b\u9762\u8fd9\u6837&#xff1a;<\/p>\n<ul>\n<li>\u5173\u7cfb\u6570\u636e&#xff08;\u8ba2\u5355\/\u7528\u6237&#xff09;\u2192 \u5173\u7cfb\u578b\u6570\u636e\u5e93<\/li>\n<li>\u7075\u6d3b\u5546\u54c1\u5c5e\u6027 \u2192 MongoDB \u4e4b\u7c7b\u7684\u6587\u6863\u5e93<\/li>\n<li>\u4e2d\u6587\u5168\u6587\u68c0\u7d22 \u2192 Elasticsearch<\/li>\n<li>\u7528\u6237\u6807\u7b7e\u5708\u9009 \u2192 \u81ea\u7814\u6807\u7b7e\u7cfb\u7edf \/ \u4e13\u95e8\u7684 OLAP 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KingbaseES \u5e93\u91cc\u9762&#xff0c;\u5c31\u80fd\u5168\u90e8\u7ed9\u505a\u6389\u3002\u8fd9\u5176\u5b9e\u6b63\u597d\u547c\u5e94\u4e86\u8fd9\u6b21\u5f81\u6587\u7684\u90a3\u4e2a\u4e3b\u9898&#xff0c;\u53eb\u300c\u4e0d\u6b62\u4e8e\u66ff\u4ee3\u300d\u3002\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u91d1\u4ed3\u66ff\u4ee3\u7684\u5f80\u5f80\u4ec5\u4ec5\u53ea\u662f\u90a3\u4e2a\u5173\u7cfb\u5e93\u5417&#xff1f;\u4e0d\u662f\u7684\u3002\u5b83\u8fd8\u80fd\u628a\u5468\u8fb9\u8fd9\u4e00\u5806\u4e13\u7528\u7ec4\u4ef6\u8981\u5e72\u7684\u6d3b\u513f&#xff0c;\u987a\u624b\u5c31\u7ed9\u63a5\u8fc7\u6765\u4e86\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070349-6a97ca55675f3.png\" alt=\"image.png\" 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\/>\n    id      <span class=\"token keyword\">serial<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    name    <span class=\"token keyword\">varchar<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">128<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    attrs   jsonb            <span class=\"token comment\">&#8212; \u7075\u6d3b\u7684\u5546\u54c1\u5c5e\u6027<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">INSERT<\/span> <span class=\"token keyword\">INTO<\/span> product <span class=\"token punctuation\">(<\/span>name<span class=\"token punctuation\">,<\/span> attrs<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">VALUES<\/span><br \/>\n<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u5e73\u677f\u7535\u8111T10&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;{&#034;\u54c1\u724c&#034;:&#034;\u56fd\u4ea7&#034;,&#034;\u5c4f\u5e55&#034;:&#034;11\u5bf8&#034;,&#034;\u5185\u5b58&#034;:&#034;8GB&#034;,&#034;\u6807\u7b7e&#034;:[&#034;\u529e\u516c&#034;,&#034;\u8f7b\u8584&#034;]}&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u667a\u80fd\u624b\u8868Pro&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;{&#034;\u54c1\u724c&#034;:&#034;\u56fd\u4ea7&#034;,&#034;\u9632\u6c34&#034;:&#034;50\u7c73&#034;,&#034;\u7eed\u822a&#034;:&#034;14\u5929&#034;,&#034;\u6807\u7b7e&#034;:[&#034;\u8fd0\u52a8&#034;,&#034;\u5065\u5eb7&#034;]}&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u65e0\u7ebf\u8033\u673aX1&#039;<\/span><span class=\"token punctuation\">,<\/span>  <span class=\"token string\">&#039;{&#034;\u54c1\u724c&#034;:&#034;\u56fd\u4ea7&#034;,&#034;\u964d\u566a&#034;:true,&#034;\u7eed\u822a&#034;:&#034;30\u5c0f\u65f6&#034;,&#034;\u6807\u7b7e&#034;:[&#034;\u97f3\u4e50&#034;,&#034;\u901a\u52e4&#034;]}&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h4>\u4e09\u4e2a\u7ecf\u5e38\u7528\u7684\u64cd\u4f5c\u7b26&#xff1a;\u53d6\u503c\u3001\u8fc7\u6ee4\u8fd8\u6709\u5305\u542b\u5224\u65ad<\/h4>\n<p>JSONB \u91cc\u9762\u5176\u5b9e\u6700\u5e38\u7528\u7684\u5c31\u662f\u4e09\u4e2a\u64cd\u4f5c\u7b26\u3002\u4f60\u628a\u8fd9\u51e0\u4e2a\u8bb0\u4f4f&#xff0c;\u5e73\u65f6\u57fa\u672c\u5c31\u591f\u7528\u4e86&#xff1a;<\/p>\n<ul>\n<li>-&gt; \u8fd9\u4e2a\u7528\u6765\u53d6\u51fa\u5b50\u5143\u7d20\u3002\u53d6\u51fa\u6765\u4e4b\u540e\u8fd8\u662f JSON \u7c7b\u578b\u7684\u3002\u4e5f\u5c31\u662f\u8bf4\u4f60\u8fd8\u53ef\u4ee5\u7ee7\u7eed\u5f80\u4e0b\u53d6&#xff1b;<\/li>\n<li>-&gt;&gt; \u8fd9\u4e2a\u4e5f\u662f\u53d6\u5b50\u5143\u7d20\u3002\u4e0d\u8fc7\u5b83\u53d6\u51fa\u6765\u4e4b\u540e\u4f1a\u8f6c\u6210\u666e\u901a\u7684\u6587\u672c\u3002\u5e73\u65f6\u8981\u6bd4\u8f83\u6216\u8005\u5c55\u793a\u7684\u8bdd&#xff0c;\u5c31\u7528\u8fd9\u4e2a&#xff1b;<\/li>\n<li>&#064;&gt; \u8fd9\u4e2a\u662f\u7528\u6765\u5224\u65ad\u5de6\u8fb9\u7684 JSON \u662f\u4e0d\u662f\u5305\u542b\u4e86\u53f3\u8fb9\u7684 JSON\u3002\u5e73\u65f6\u505a\u6761\u4ef6\u8fc7\u6ee4\u7ecf\u5e38\u7528\u5b83\u3002<\/li>\n<\/ul>\n<p><span class=\"token comment\">&#8212; \u53d6\u54c1\u724c\u5b57\u6bb5&#xff08;-&gt;&gt; \u8fd4\u56de\u6587\u672c&#xff0c;\u53ef\u76f4\u63a5\u53c2\u4e0e\u6bd4\u8f83\u548c\u5c55\u793a&#xff09;<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> name<span class=\"token punctuation\">,<\/span> attrs <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token string\">&#039;\u54c1\u724c&#039;<\/span> <span class=\"token keyword\">AS<\/span> brand <span class=\"token keyword\">FROM<\/span> product<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u627e\u51fa\u5e26\u300c\u8fd0\u52a8\u300d\u6807\u7b7e\u7684\u5546\u54c1&#xff08;-&gt; \u5148\u53d6\u51fa\u6570\u7ec4&#xff0c;&#064;&gt; \u5224\u65ad\u662f\u5426\u5305\u542b\u8be5\u5143\u7d20&#xff09;<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> name <span class=\"token keyword\">FROM<\/span> product <span class=\"token keyword\">WHERE<\/span> attrs <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token string\">&#039;\u6807\u7b7e&#039;<\/span> &#064;<span class=\"token operator\">&gt;<\/span> <span class=\"token string\">&#039;&#034;\u8fd0\u52a8&#034;&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070350-6a97ca56db1e2.png\" alt=\"image.png\" \/><\/p>\n<p>\u770b\u4e00\u4e0b\u7ed3\u679c\u3002\u7b2c\u4e00\u6761\u8bed\u53e5\u628a\u6bcf\u4e2a\u5546\u54c1\u7684\u54c1\u724c\u5355\u72ec\u62bd\u51fa\u6765\u4e86&#xff0c;\u53d8\u6210\u4e86\u4e00\u5217\u3002\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u8fd9\u79cd\u534a\u7ed3\u6784\u5316\u7684\u6570\u636e&#xff0c;\u4e5f\u80fd\u8ddf\u666e\u901a\u5b57\u6bb5\u4e00\u6837\u7528\u6765\u67e5\u3002\u7b2c\u4e8c\u6761\u8bed\u53e5\u5462&#xff0c;\u6b63\u597d\u627e\u51fa\u4e86\u6807\u7b7e\u91cc\u9762\u6709\u201c\u8fd0\u52a8\u201d\u8fd9\u4e24\u4e2a\u5b57\u7684\u5546\u54c1\u3002\u8fd9\u5c31\u8bf4\u660e &#064;&gt; \u8fd9\u4e2a\u64cd\u4f5c\u7b26\u662f\u80fd\u6df1\u5165\u5230\u6570\u7ec4\u5143\u7d20\u91cc\u9762\u53bb\u5339\u914d\u7684\u3002\u5b83\u5f80\u5f80\u4ec5\u4ec5\u53ea\u662f\u5339\u914d\u6700\u5916\u5c42\u7684\u952e\u3002<\/p>\n<h4>\u7ed9 JSONB \u5efa\u4e00\u4e2a GIN \u7d22\u5f15&#xff0c;\u8ba9\u5305\u542b\u67e5\u8be2\u80fd\u8d70\u7d22\u5f15<\/h4>\n<p>\u6570\u636e\u91cf\u5982\u679c\u4e0a\u53bb\u4e86\u7684\u8bdd&#xff0c;&#064;&gt; \u8981\u662f\u8d70\u5168\u8868\u626b\u63cf\u5c31\u4f1a\u5f88\u6162\u3002JSONB \u7684\u5305\u542b\u67e5\u8be2\u60f3\u8981\u8d70\u7d22\u5f15\u7684\u8bdd&#xff0c;\u7528\u7684\u662f GIN&#xff08;Generalized Inverted Index&#xff0c;\u901a\u7528\u5012\u6392\u7d22\u5f15&#xff09;&#xff1a;<\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">INDEX<\/span> idx_product_attrs <span class=\"token keyword\">ON<\/span> product <span class=\"token keyword\">USING<\/span> gin <span class=\"token punctuation\">(<\/span>attrs<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>GIN \u7d22\u5f15\u662f\u600e\u4e48\u505a\u7684\u5462\u3002\u5b83\u628a JSONB \u91cc\u9762\u7684\u6bcf\u4e00\u4e2a\u952e\u3001\u6bcf\u4e00\u4e2a\u503c\u5168\u90fd\u62c6\u6210\u4e00\u4e2a\u4e2a\u7684\u201c\u8bcd\u6761\u201d\u3002\u7136\u540e\u53bb\u5efa\u4e00\u4e2a\u5012\u6392\u8868\u3002\u7b49\u4f60\u67e5 &#064;&gt; \u7684\u65f6\u5019&#xff0c;\u5b83\u5c31\u76f4\u63a5\u53bb\u5b9a\u4f4d\u5305\u542b\u76ee\u6807\u8bcd\u6761\u7684\u90a3\u4e9b\u884c\u3002\u8fd9\u6837\u5c31\u4e0d\u7528\u4e00\u884c\u4e00\u884c\u53bb\u89e3\u6790\u4e86\u3002<\/p>\n<p>\u8fd9\u91cc\u6709\u4e00\u4e2a\u5f88\u5173\u952e\u7684\u70b9\u3002\u4f60\u7684 GIN \u7d22\u5f15\u662f\u5efa\u5728\u6574\u4e2a attrs \u8fd9\u4e00\u5217\u4e0a\u7684\u3002\u90a3\u4e48\u4f60\u60f3\u8981\u8ba9\u5305\u542b\u67e5\u8be2\u7528\u5230\u8fd9\u4e2a\u7d22\u5f15&#xff0c;\u4f60\u7684\u67e5\u8be2\u6761\u4ef6\u4e5f\u5f97\u5199\u6210\u5bf9\u8fd9\u4e00\u5217\u9876\u5c42\u7684 &#064;&gt;\u3002\u524d\u9762\u6f14\u793a\u64cd\u4f5c\u7b26\u7684\u65f6\u5019&#xff0c;\u6211\u4eec\u5199\u7684\u90a3\u4e2a attrs -&gt; &#039;\u6807\u7b7e&#039; &#064;&gt; &#039;&#034;\u8fd0\u52a8&#034;&#039;\u3002\u5b83\u662f\u5148\u53d6\u51fa\u4e86\u5b50\u5143\u7d20&#xff0c;\u7136\u540e\u518d\u53bb\u5224\u65ad\u7684\u3002\u8fd9\u4e2a\u903b\u8f91\u5f53\u7136\u6ca1\u95ee\u9898&#xff0c;\u7ed3\u679c\u4e5f\u662f\u5bf9\u7684\u3002\u4f46\u662f\u5462&#xff0c;\u5b83\u5b9e\u9645\u4e0a\u662f\u4f5c\u7528\u5728 attrs -&gt; &#039;\u6807\u7b7e&#039; \u8fd9\u4e2a\u5b50\u8868\u8fbe\u5f0f\u4e0a\u9762\u7684\u3002\u5b83\u7528\u4e0d\u5230 attrs \u8fd9\u4e00\u5217\u4e0a\u9762\u7684\u7d22\u5f15\u3002\u90a3\u600e\u4e48\u5199\u624d\u80fd\u5403\u5230\u7d22\u5f15\u5462\u3002\u5c31\u662f\u628a\u6761\u4ef6\u6574\u4f53\u5199\u6210\u9876\u5c42\u7684\u5305\u542b\u5173\u7cfb&#xff1a;<\/p>\n<p><span class=\"token comment\">&#8212; \u9876\u5c42\u5305\u542b\u5199\u6cd5&#xff1a;\u5224\u65ad\u6807\u7b7e\u6570\u7ec4\u542b\u300c\u8fd0\u52a8\u300d&#xff0c;\u53ef\u8d70 idx_product_attrs<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> name <span class=\"token keyword\">FROM<\/span> product <span class=\"token keyword\">WHERE<\/span> attrs &#064;<span class=\"token operator\">&gt;<\/span> <span class=\"token string\">&#039;{&#034;\u6807\u7b7e&#034;: [&#034;\u8fd0\u52a8&#034;]}&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd8\u6709\u4e00\u70b9\u8981\u8bf4\u4e00\u4e0b\u3002\u7d22\u5f15\u8fd9\u4e1c\u897f&#xff0c;\u5f97\u5728\u6709\u8db3\u591f\u591a\u6570\u636e\u7684\u65f6\u5019\u624d\u80fd\u4f53\u73b0\u51fa\u4ef7\u503c\u6765\u3002\u5982\u679c\u4f60\u8868\u91cc\u53ea\u6709\u90a3\u4e48\u51e0\u884c\u6570\u636e\u7684\u8bdd&#xff0c;\u4f18\u5316\u5668\u901a\u5e38\u4f1a\u53bb\u9009\u62e9\u5168\u8868\u626b\u63cf\u3002\u5b83\u89c9\u5f97\u8fd9\u6837\u66f4\u5feb\u3002\u6240\u4ee5\u5728\u6f14\u793a\u4e4b\u524d&#xff0c;\u6211\u4eec\u5148\u5f80 product \u8868\u91cc\u9762\u704c\u4e2a\u51e0\u4e07\u884c\u5546\u54c1\u6570\u636e\u8fdb\u53bb&#xff1a;<\/p>\n<p><span class=\"token comment\">&#8212; \u704c\u5165 5 \u4e07\u884c\u5546\u54c1\u6570\u636e&#xff08;\u6807\u7b7e\u7edf\u4e00\u8bbe\u4e3a\u300c\u529e\u516c\u300d&#xff0c;\u8ba9\u300c\u8fd0\u52a8\u300d\u4fdd\u6301\u9ad8\u9009\u62e9\u6027&#xff09;<\/span><br \/>\n<span class=\"token keyword\">INSERT<\/span> <span class=\"token keyword\">INTO<\/span> product <span class=\"token punctuation\">(<\/span>name<span class=\"token punctuation\">,<\/span> attrs<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> <span class=\"token string\">&#039;\u5546\u54c1&#039;<\/span> <span class=\"token operator\">||<\/span> g<span class=\"token punctuation\">,<\/span><br \/>\n       jsonb_build_object<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u54c1\u724c&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;\u56fd\u4ea7&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;\u6807\u7b7e&#039;<\/span><span class=\"token punctuation\">,<\/span> to_jsonb<span class=\"token punctuation\">(<\/span>ARRAY<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#039;\u529e\u516c&#039;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">FROM<\/span> generate_series<span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">50000<\/span><span class=\"token punctuation\">)<\/span> g<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">ANALYZE<\/span> product<span class=\"token punctuation\">;<\/span><\/p>\n<p>\u63a5\u7740\u6211\u4eec\u7528 EXPLAIN ANALYZE \u6765\u5bf9\u6bd4\u4e00\u4e0b\u3002\u540c\u4e00\u6761\u9876\u5c42\u5305\u542b\u67e5\u8be2&#xff0c;\u5728\u5efa\u7d22\u5f15\u4e4b\u524d\u548c\u5efa\u7d22\u5f15\u4e4b\u540e&#xff0c;\u5b83\u7684\u6267\u884c\u8ba1\u5212\u5230\u5e95\u6709\u4ec0\u4e48\u5dee\u522b&#xff1a;<\/p>\n<p><span class=\"token comment\">&#8212; \u5efa\u7d22\u5f15\u524d&#xff1a;\u5168\u8868 Seq Scan<\/span><br \/>\n<span class=\"token keyword\">EXPLAIN<\/span> <span class=\"token keyword\">ANALYZE<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> name <span class=\"token keyword\">FROM<\/span> product <span class=\"token keyword\">WHERE<\/span> attrs &#064;<span class=\"token operator\">&gt;<\/span> <span class=\"token string\">&#039;{&#034;\u6807\u7b7e&#034;: [&#034;\u8fd0\u52a8&#034;]}&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">INDEX<\/span> idx_product_attrs <span class=\"token keyword\">ON<\/span> product <span class=\"token keyword\">USING<\/span> gin <span class=\"token punctuation\">(<\/span>attrs<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">ANALYZE<\/span> product<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u5efa\u7d22\u5f15\u540e&#xff1a;Bitmap Index Scan on idx_product_attrs<\/span><br \/>\n<span class=\"token keyword\">EXPLAIN<\/span> <span class=\"token keyword\">ANALYZE<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> name <span class=\"token keyword\">FROM<\/span> product <span class=\"token keyword\">WHERE<\/span> attrs &#064;<span class=\"token operator\">&gt;<\/span> <span class=\"token string\">&#039;{&#034;\u6807\u7b7e&#034;: [&#034;\u8fd0\u52a8&#034;]}&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070351-6a97ca57002e4.png\" alt=\"019d8b8f88075e9523ed538223ca6c7b.png\" \/><\/p>\n<p>\u4f60\u770b\u5efa\u7d22\u5f15\u4e4b\u524d&#xff0c;\u5b83\u8d70\u7684\u662f\u5168\u8868 Seq Scan\u30025 \u4e07\u884c\u6570\u636e&#xff0c;\u5b83\u5f97\u4e00\u884c\u4e00\u884c\u53bb\u505a\u5305\u542b\u5224\u65ad\u3002\u4f60\u770b\u90a3\u4e2a Rows Removed by Filter: 50002\u3002\u5b9e\u9645\u6d4b\u51fa\u6765\u7684 Execution Time \u662f 16.032 ms\u3002\u7b49\u5efa\u597d idx_product_attrs \u8fd9\u4e2a\u7d22\u5f15\u4e4b\u540e\u5462\u3002\u6267\u884c\u8ba1\u5212\u5c31\u53d8\u6210\u4e86 Bitmap Index Scan on idx_product_attrs\u3002\u5b83\u901a\u8fc7\u5012\u6392\u7d22\u5f15\u76f4\u63a5\u53bb\u5b9a\u4f4d\u4e86\u3002Heap Blocks \u90a3\u91cc\u53ea\u9700\u8981\u7cbe\u786e\u547d\u4e2d 1 \u5757\u5c31\u884c\u3002\u8fd9\u4e2a\u65f6\u5019 Execution Time \u5c31\u964d\u5230\u4e86 0.077 ms\u3002\u8fd9\u4e2d\u95f4\u5dee\u4e86\u5dee\u4e0d\u591a 200 \u500d\u3002\u8fd9\u5c31\u662f GIN \u5012\u6392\u7d22\u5f15\u7684\u4f5c\u7528\u3002\u5b83\u628a\u201c\u4e00\u884c\u4e00\u884c\u53bb\u89e3\u6790\u201d\u53d8\u6210\u4e86\u201c\u6309\u8bcd\u6761\u76f4\u63a5\u53bb\u5b9a\u4f4d\u201d\u3002\u800c\u4e14\u968f\u7740\u4f60\u8868\u91cc\u9762\u7684\u6570\u636e\u91cf\u8d8a\u6765\u8d8a\u591a&#xff0c;\u8fd9\u4e2a\u6027\u80fd\u5dee\u8ddd\u5176\u5b9e\u8fd8\u4f1a\u7ee7\u7eed\u62c9\u5927\u7684\u3002<\/p>\n<h3>\u56db\u3001\u6a21\u5757\u4e8c&#xff1a;\u4e2d\u6587\u5168\u6587\u68c0\u7d22\u2014\u2014\u8ba9\u5546\u54c1\u63cf\u8ff0\u771f\u6b63\u300c\u80fd\u88ab\u641c\u5230\u300d<\/h3>\n<h4>\u4e2d\u6587\u4e3a\u4ec0\u4e48\u5fc5\u987b\u5148\u5206\u8bcd<\/h4>\n<p>\u6211\u5148\u8bb2\u4e00\u4e2a\u5927\u5bb6\u5e73\u65f6\u5bb9\u6613\u5ffd\u7565\u7684\u539f\u7406\u3002\u5176\u5b9e\u5168\u6587\u68c0\u7d22\u5230\u5e95\u662f\u600e\u4e48\u56de\u4e8b\u5462&#xff1f;\u8bf4\u767d\u4e86&#xff0c;\u5c31\u662f\u628a\u4e00\u6bb5\u6587\u672c\u7ed9\u5207\u5f00\u3002\u5207\u6210\u4e00\u4e2a\u4e2a\u8bcd\u6761\u3002\u5207\u5b8c\u4e4b\u540e\u53bb\u5efa\u4e00\u4e2a\u5012\u6392\u7d22\u5f15\u3002\u8fd9\u4e2a\u7d22\u5f15\u662f\u5e72\u561b\u7684\u5462&#xff1f;\u4e5f\u5c31\u662f\u8bb0\u5f55\u4e00\u4e0b\u300c\u6bcf\u4e2a\u8bcd\u5230\u5e95\u51fa\u73b0\u5728\u4e86\u54ea\u4e9b\u6587\u6863\u91cc\u300d\u3002\u7b49\u4f60\u8981\u67e5\u4e1c\u897f\u7684\u65f6\u5019&#xff0c;\u5c31\u6309\u8bcd\u53bb\u547d\u4e2d\u3002\u7136\u540e\u518d\u7b97\u4e00\u4e0b\u76f8\u5173\u5ea6&#xff0c;\u6392\u4e2a\u5e8f\u3002<\/p>\n<p>\u82f1\u6587\u90a3\u5c31\u597d\u529e\u4e86\u3002\u4eba\u5bb6\u5929\u751f\u5c31\u5e26\u7740\u7a7a\u683c\u3002the quick brown fox \u653e\u8fdb\u53bb&#xff0c;\u4e00\u62c6\u5c31\u662f\u56db\u4e2a\u8bcd&#xff0c;\u5f88\u6e05\u695a\u3002\u4e2d\u6587\u6ca1\u6709\u5929\u7136\u5206\u9694\u7b26\u3002\u8fd9\u662f\u4e00\u4e2a\u95ee\u9898\u3002\u6bd4\u5982\u300c\u667a\u80fd\u624b\u8868\u7eed\u822a\u957f\u300d\u8fd9\u53e5\u8bdd\u3002\u673a\u5668\u5176\u5b9e\u5e76\u4e0d\u77e5\u9053\u8be5\u600e\u4e48\u5207\u3002\u5230\u5e95\u662f\u5207\u6210\u300c\u667a\u80fd\/\u624b\u8868\/\u7eed\u822a\/\u957f\u300d\u5462&#xff0c;\u8fd8\u662f\u522b\u7684\u4ec0\u4e48\u5207\u6cd5\u3002\u90a3\u5982\u679c\u4e0d\u53bb\u5206\u8bcd&#xff0c;\u76f4\u63a5\u6309\u5355\u4e2a\u5b57\u53bb\u5207\u4f1a\u600e\u4e48\u6837\u5462&#xff1f;\u300c\u7eed\u822a\u300d\u8fd9\u4e2a\u8bcd\u5c31\u4f1a\u88ab\u62c6\u6210\u300c\u7eed\u300d\u548c\u300c\u822a\u300d\u4e24\u4e2a\u5b57\u3002\u8fd9\u4e2a\u65f6\u5019\u4f60\u53bb\u641c\u300c\u7eed\u822a\u300d&#xff0c;\u90a3\u4e48\u542b\u6709\u300c\u822a\u73ed\u300d\u6216\u8005\u300c\u7ee7\u7eed\u300d\u7684\u65e0\u5173\u8282\u6863\u4e5f\u4f1a\u88ab\u627e\u51fa\u6765\u3002\u8fd9\u4e2a\u7cbe\u5ea6\u5c31\u975e\u5e38\u5dee\u4e86\u3002\u90a3\u4e3a\u4ec0\u4e48\u4f1a\u8fd9\u6837\u5462&#xff1f;\u539f\u56e0\u5728\u4e8e\u4f60\u6ca1\u6cd5\u9760\u5355\u5b57\u53bb\u7406\u89e3\u8bcd\u610f\u3002\u6240\u4ee5\u554a&#xff0c;\u505a\u4e2d\u6587\u5168\u6587\u68c0\u7d22\u7684\u7b2c\u4e00\u9053\u574e&#xff0c;\u5c31\u662f\u5fc5\u987b\u6709\u4e00\u4e2a\u61c2\u4e2d\u6587\u7684\u5206\u8bcd\u5668\u3002\u5f97\u9760\u5b83\u628a\u8fde\u5728\u4e00\u8d77\u7684\u6c49\u5b57\u5207\u6210\u6709\u610f\u4e49\u7684\u8bcd\u624d\u884c\u3002<\/p>\n<p>\u91d1\u4ed3\u8fd9\u8fb9\u7ed9\u4e86\u4e24\u4e2a\u4e2d\u6587\u5206\u8bcd\u5668\u7684\u6269\u5c55\u3002\u4e00\u4e2a\u662f zhparser&#xff0c;\u5b83\u5e95\u5c42\u662f\u57fa\u4e8e SCWS \u7684\u3002\u53e6\u4e00\u4e2a\u662f sys_jieba&#xff0c;\u4e5f\u5c31\u662f\u7ed3\u5df4\u5206\u8bcd\u3002\u8fd9\u4e24\u4e2a\u4f60\u9009\u4e00\u4e2a\u5c31\u884c\u3002\u53ea\u8981\u80fd\u8dd1\u901a\u5c31\u53ef\u4ee5\u3002\u90a3\u5728\u8fd9\u7bc7\u6587\u7ae0\u91cc\u7684\u8bdd&#xff0c;\u6211\u5c31\u62ff zhparser \u6765\u505a\u4f8b\u5b50\u4e86\u3002<\/p>\n<h4>\u7b2c\u4e00\u6b65&#xff1a;\u88c5\u5206\u8bcd\u5668\u3001\u5efa\u5168\u6587\u68c0\u7d22\u914d\u7f6e<\/h4>\n<p><span class=\"token comment\">&#8212; 1) \u5b89\u88c5\u4e2d\u6587\u5206\u8bcd\u5668\u6269\u5c55<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> EXTENSION <span class=\"token keyword\">IF<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token keyword\">EXISTS<\/span> zhparser<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; 2) \u57fa\u4e8e\u5206\u8bcd\u5668\u5efa\u4e00\u4e2a\u540d\u4e3a chinese \u7684\u5168\u6587\u68c0\u7d22\u914d\u7f6e<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TEXT<\/span> SEARCH CONFIGURATION chinese <span class=\"token punctuation\">(<\/span>PARSER <span class=\"token operator\">&#061;<\/span> zhparser<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; 3) \u5173\u952e\u4e00\u6b65&#xff1a;\u914d\u7f6e\u54ea\u4e9b\u8bcd\u6027\u7684\u5206\u8bcd\u7ed3\u679c\u7eb3\u5165\u7d22\u5f15<\/span><br \/>\n<span class=\"token keyword\">ALTER<\/span> <span class=\"token keyword\">TEXT<\/span> SEARCH CONFIGURATION chinese<br \/>\n    <span class=\"token keyword\">ADD<\/span> MAPPING <span class=\"token keyword\">FOR<\/span> n<span class=\"token punctuation\">,<\/span>v<span class=\"token punctuation\">,<\/span>a<span class=\"token punctuation\">,<\/span>i<span class=\"token punctuation\">,<\/span>e<span class=\"token punctuation\">,<\/span>l <span class=\"token keyword\">WITH<\/span> <span class=\"token keyword\">simple<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u91cc\u9762\u6211\u8981\u7279\u522b\u8bf4\u4e00\u4e0b\u7b2c 3 \u6b65\u3002\u4e5f\u5c31\u662f\u90a3\u4e2a ADD MAPPING\u3002\u8fd9\u4e00\u6b65\u5f80\u5f80\u662f\u6700\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u3002\u800c\u4e14\u7279\u522b\u5bb9\u6613\u5728\u8fd9\u91cc\u7ffb\u8f66\u3002\u4e3a\u4ec0\u4e48\u5462&#xff1f;\u56e0\u4e3a zhparser \u5728\u5206\u8bcd\u7684\u65f6\u5019&#xff0c;\u4f1a\u7ed9\u6bcf\u4e2a\u8bcd\u6253\u4e0a\u8bcd\u6027\u7684\u6807\u7b7e\u3002\u6bd4\u5982 n \u4ee3\u8868\u540d\u8bcd&#xff0c;v \u4ee3\u8868\u52a8\u8bcd&#xff0c;a \u4ee3\u8868\u5f62\u5bb9\u8bcd\u3002\u540e\u9762\u8fd8\u6709 i \u662f\u6210\u8bed&#xff0c;e \u662f\u611f\u53f9\u8bcd&#xff0c;l \u662f\u4e60\u60ef\u7528\u8bed\u7b49\u7b49\u3002\u90a3\u4e48\u4e0a\u9762\u90a3\u6761 SQL \u8bed\u53e5\u7684\u610f\u601d\u5176\u5b9e\u5c31\u662f&#xff1a;\u53ea\u6709\u8fd9\u4e9b\u8bcd\u6027\u7684\u8bcd&#xff0c;\u624d\u4f1a\u88ab\u6536\u8fdb tsvector \u91cc\u9762\u53bb\u3002<\/p>\n<p>\u6620\u5c04\u8981\u70b9&#xff1a;ADD MAPPING \u51b3\u5b9a\u4e86\u54ea\u4e9b\u8bcd\u6027\u7684\u8bcd\u4f1a\u8fdb\u5165 tsvector\u3002\u90a3\u5982\u679c\u4f60\u53ea\u6620\u5c04\u4e86 n&#xff08;\u4e5f\u5c31\u662f\u540d\u8bcd&#xff09;\u7684\u8bdd&#xff0c;\u52a8\u8bcd\u548c\u5f62\u5bb9\u8bcd\u5c31\u4f1a\u88ab\u6392\u9664\u5728\u7d22\u5f15\u4e4b\u5916\u3002\u8fd9\u4f1a\u6709\u4ec0\u4e48\u95ee\u9898\u5462&#xff1f;\u50cf\u300c\u964d\u566a\u300d\u8fd9\u7c7b\u8bcd&#xff0c;\u5b83\u5206\u8bcd\u7684\u65f6\u5019\u5f80\u5f80\u4f1a\u88ab\u5207\u6210\u52a8\u8bcd\u6027\u7684\u6210\u5206&#xff0c;\u90a3\u4f60\u5c31\u68c0\u7d22\u4e0d\u5230\u5b83\u4e86\u3002\u5728\u54b1\u4eec\u6f14\u793a\u7684\u8fd9\u79cd\u60c5\u51b5\u91cc&#xff0c;\u6211\u5efa\u8bae\u76f4\u63a5\u628a n,v,a,i,e,l \u90fd\u7ed9\u52a0\u4e0a\u3002\u540d\u8bcd\u3001\u52a8\u8bcd\u3001\u5f62\u5bb9\u8bcd\u3001\u6210\u8bed\u5168\u90fd\u7eb3\u8fdb\u53bb&#xff0c;\u8fd9\u6837\u53ec\u56de\u624d\u662f\u6700\u5168\u7684\u3002<\/p>\n<h4>\u7b2c\u4e8c\u6b65&#xff1a;\u628a\u63cf\u8ff0\u8f6c\u6210 tsvector<\/h4>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> goods <span class=\"token punctuation\">(<\/span><br \/>\n    id     <span class=\"token keyword\">serial<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    title  <span class=\"token keyword\">varchar<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">128<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    body   <span class=\"token keyword\">text<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">INSERT<\/span> <span class=\"token keyword\">INTO<\/span> goods <span class=\"token punctuation\">(<\/span>title<span class=\"token punctuation\">,<\/span> body<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">VALUES<\/span><br \/>\n<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u5e73\u677f\u7535\u8111T10&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;\u56fd\u4ea7\u8f7b\u8584\u529e\u516c\u5e73\u677f&#xff0c;11\u5bf8\u9ad8\u6e05\u5c4f\u5e55&#xff0c;\u9002\u5408\u79fb\u52a8\u529e\u516c\u548c\u5728\u7ebf\u5b66\u4e60&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u667a\u80fd\u624b\u8868Pro&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;\u4e13\u4e1a\u8fd0\u52a8\u5065\u5eb7\u76d1\u6d4b&#xff0c;\u652f\u6301\u5fc3\u7387\u8840\u6c27&#xff0c;50\u7c73\u9632\u6c34&#xff0c;\u7eed\u822a\u957f\u8fbe14\u5929&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u65e0\u7ebf\u8033\u673aX1&#039;<\/span><span class=\"token punctuation\">,<\/span>  <span class=\"token string\">&#039;\u4e3b\u52a8\u964d\u566a\u65e0\u7ebf\u8033\u673a&#xff0c;\u901a\u52e4\u97f3\u4e50\u4e24\u4e0d\u8bef&#xff0c;\u5355\u6b21\u7eed\u822a30\u5c0f\u65f6&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u5148\u9a8c\u8bc1\u5206\u8bcd\u6548\u679c&#xff0c;\u518d\u51b3\u5b9a\u8981\u4e0d\u8981\u8c03\u6620\u5c04<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> to_tsvector<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;chinese&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;\u4e13\u4e1a\u8fd0\u52a8\u5065\u5eb7\u76d1\u6d4b&#xff0c;\u7eed\u822a\u957f\u8fbe14\u5929&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u4f60\u770b\u8fd9\u4e2a to_tsvector(&#039;chinese&#039;, &#8230;) \u8dd1\u51fa\u6765\u7684\u7ed3\u679c\u3002\u5b83\u8f93\u51fa\u7684\u662f\u4e00\u4e32\u300c\u8bcd:\u4f4d\u7f6e\u300d\u7684\u5217\u8868\u3002\u6bd4\u5982 &#039;\u5065\u5eb7&#039;:3 &#039;\u8fd0\u52a8&#039;:2 &#039;\u7eed\u822a&#039;:5 &#8230; \u8fd9\u6837\u7684\u5f62\u5f0f\u3002\u8fd9\u5176\u5b9e\u5c31\u662f\u5012\u6392\u7d22\u5f15\u8981\u7528\u7684\u539f\u6750\u6599\u3002\u5b83\u662f\u600e\u4e48\u505a\u7684\u5462&#xff1f;\u4e5f\u5c31\u662f\u6bcf\u4e2a\u8bcd\u90fd\u8bb0\u4e0b\u5b83\u5728\u539f\u6765\u90a3\u6bb5\u6587\u672c\u91cc\u7684\u4f4d\u7f6e\u3002\u8fd9\u4e2a\u4f4d\u7f6e\u4fe1\u606f\u6709\u4ec0\u4e48\u7528\u5462&#xff1f;\u5728\u540e\u9762\u6211\u4eec\u8981\u7b97\u300c\u76f8\u90bb\u5ea6\u300d\u6216\u8005\u505a\u300c\u77ed\u8bed\u5339\u914d\u300d\u7684\u65f6\u5019&#xff0c;\u5c31\u7528\u5f97\u4e0a\u5b83\u4e86\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070351-6a97ca57875e5.png\" alt=\"8b3ca0ac64387cd2c07625c2215b3e4d.png\" \/><\/p>\n<h4>\u7b2c\u4e09\u6b65&#xff1a;GIN \u8fd8\u662f RUM&#xff1f;\u8fd9\u91cc\u8981\u505a\u4e2a\u9009\u62e9<\/h4>\n<p>\u7ed9 tsvector \u5efa\u7d22\u5f15\u7684\u8bdd&#xff0c;\u8fd9\u91cc\u5176\u5b9e\u6709\u4e24\u4e2a\u9009\u62e9\u3002\u4e00\u4e2a\u662f GIN&#xff0c;\u53e6\u4e00\u4e2a\u662f RUM\u3002\u8fd9\u662f\u5728\u8fd9\u4e2a\u6a21\u5757\u91cc\u6211\u89c9\u5f97\u6700\u503c\u5f97\u8bb2\u900f\u7684\u4e00\u4e2a\u70b9\u3002<\/p>\n<ul>\n<li>GIN&#xff1a;\u8fd9\u4e2a\u662f\u7ecf\u5178\u7684\u5012\u6392\u7d22\u5f15\u3002\u5b83\u5f80\u5f80\u4ec5\u4ec5\u53ea\u662f\u8bb0\u4e0b\u300c\u8bcd \u2192 \u6587\u6863\u300d\u7684\u8fd9\u4e48\u4e2a\u6620\u5c04\u5173\u7cfb\u3002\u5b83\u80fd\u5feb\u901f\u544a\u8bc9\u4f60\u300c\u54ea\u4e9b\u6587\u6863\u91cc\u9762\u542b\u6709\u8fd9\u4e2a\u8bcd\u300d\u3002\u4f46\u662f\u5462&#xff0c;\u5b83\u4e0d\u5b58\u8bcd\u7684\u4f4d\u7f6e\u548c\u9891\u7387\u4fe1\u606f\u3002\u90a3\u4e48\u8fd9\u5c31\u5e26\u6765\u4e00\u4e2a\u95ee\u9898\u4e86\u3002\u5f53\u4f60\u7528 GIN \u7684\u65f6\u5019&#xff0c;\u4f60\u8981\u60f3\u7528 ts_rank \u53bb\u505a\u76f8\u5173\u5ea6\u6392\u5e8f&#xff0c;\u5b83\u5c31\u5f97\u56de\u8868\u3002\u4e5f\u5c31\u662f\u56de\u5230\u539f\u6587\u6863\u91cc\u9762\u53bb\u91cd\u65b0\u7b97\u4e00\u904d\u3002\u6587\u6863\u6570\u91cf\u4e00\u591a\u7684\u8bdd&#xff0c;\u8fd9\u4e2a\u6392\u5e8f\u5c31\u4f1a\u53d8\u6210\u4e00\u4e2a\u5f88\u5927\u7684\u74f6\u9888\u3002<\/li>\n<li>RUM&#xff1a;\u8fd9\u4e2a\u4f60\u53ef\u4ee5\u628a\u5b83\u5f53\u6210\u662f\u300cGIN \u52a0\u4e86\u6599\u4e4b\u540e\u7684\u7248\u672c\u300d\u3002\u5b83\u5728\u5012\u6392\u7d22\u5f15\u91cc\u9762\u989d\u5916\u5b58\u4e86\u8bcd\u7684\u4f4d\u7f6e\u4fe1\u606f&#xff0c;\u8fd8\u6709\u4e13\u95e8\u7528\u6765\u6253\u5206\u7684\u6570\u636e\u3002\u8fd9\u4e48\u505a\u6709\u4ec0\u4e48\u597d\u5904\u5462&#xff1f;\u4e24\u4e2a\u597d\u5904\u3002\u7b2c\u4e00&#xff0c;ts_rank \u6392\u5e8f\u53ef\u4ee5\u76f4\u63a5\u5728\u7d22\u5f15\u91cc\u9762\u5c31\u641e\u5b9a\u4e86\u3002\u4e0d\u9700\u8981\u518d\u53bb\u56de\u8868\u3002\u6240\u4ee5\u5e26\u6392\u5e8f\u7684\u5168\u6587\u68c0\u7d22\u660e\u663e\u4f1a\u66f4\u5feb\u3002\u7b2c\u4e8c&#xff0c;\u5b83\u652f\u6301\u77ed\u8bed\u67e5\u8be2&#xff0c;\u4e5f\u5c31\u662f\u76f8\u90bb\u5ea6\u67e5\u8be2\u3002\u6bd4\u5982\u4f60\u8981\u67e5\u300c\u8fd0\u52a8\u300d\u8fd9\u4e2a\u8bcd\u7d27\u7d27\u8ddf\u7740\u300c\u5065\u5eb7\u300d\u8fd9\u4e2a\u8bcd\u3002\u5f53\u7136&#xff0c;\u6709\u597d\u5904\u5c31\u6709\u4ee3\u4ef7\u3002\u5b83\u7684\u7d22\u5f15\u4f53\u79ef\u4f1a\u66f4\u5927&#xff0c;\u800c\u4e14\u5199\u5165\u7684\u65f6\u5019\u4e5f\u4f1a\u66f4\u6162\u3002<\/li>\n<\/ul>\n<p>\u90a3\u4e48\u600e\u4e48\u9009\u5462&#xff1f;\u6211\u901a\u5e38\u8fd9\u4e48\u8bf4&#xff1a;\u5982\u679c\u4f60\u53ea\u662f\u5224\u65ad\u300c\u6709\u6ca1\u6709\u300d\u8fd9\u4e2a\u8bcd&#xff0c;\u90a3\u7528 GIN \u5c31\u591f\u4e86\u3002\u4f46\u5982\u679c\u4f60\u8981\u6309\u76f8\u5173\u5ea6\u53bb\u6392\u5e8f&#xff0c;\u6216\u8005\u8981\u505a\u77ed\u8bed\u5339\u914d\u7684\u8bdd&#xff0c;\u90a3\u5c31\u9009 RUM\u3002 \u56de\u5230\u54b1\u4eec\u7684\u573a\u666f&#xff0c;\u5546\u54c1\u641c\u7d22\u80af\u5b9a\u662f\u8981\u6309\u76f8\u5173\u5ea6\u6392\u5e8f\u7684\u3002\u6240\u4ee5\u8fd9\u91cc\u6211\u4eec\u9009 RUM\u3002<\/p>\n<p><span class=\"token comment\">&#8212; \u5b89\u88c5 RUM \u7d22\u5f15\u6269\u5c55<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> EXTENSION <span class=\"token keyword\">IF<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token keyword\">EXISTS<\/span> rum<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u7ed9 goods \u52a0\u4e00\u5217 tsvector&#xff0c;\u5e76\u586b\u5145&#xff08;title \u6743\u91cd\u66f4\u9ad8\u53ef\u53e6\u914d&#xff0c;\u8fd9\u91cc\u4ece\u7b80&#xff09;<\/span><br \/>\n<span class=\"token keyword\">ALTER<\/span> <span class=\"token keyword\">TABLE<\/span> goods <span class=\"token keyword\">ADD<\/span> <span class=\"token keyword\">COLUMN<\/span> tsv tsvector<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">UPDATE<\/span> goods <span class=\"token keyword\">SET<\/span> tsv <span class=\"token operator\">&#061;<\/span> to_tsvector<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;chinese&#039;<\/span><span class=\"token punctuation\">,<\/span> title <span class=\"token operator\">||<\/span> <span class=\"token string\">&#039; &#039;<\/span> <span class=\"token operator\">||<\/span> body<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u5efa RUM \u7d22\u5f15<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">INDEX<\/span> idx_goods_tsv <span class=\"token keyword\">ON<\/span> goods <span class=\"token keyword\">USING<\/span> rum <span class=\"token punctuation\">(<\/span>tsv<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h4>\u7b2c\u56db\u6b65&#xff1a;\u6309\u76f8\u5173\u5ea6\u641c\u7d22<\/h4>\n<p><span class=\"token comment\">&#8212; \u641c\u300c\u540c\u65f6\u63d0\u5230 \u8fd0\u52a8 \u548c \u7eed\u822a\u300d\u7684\u5546\u54c1&#xff0c;\u6309\u76f8\u5173\u5ea6\u4ece\u9ad8\u5230\u4f4e\u6392<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> title<span class=\"token punctuation\">,<\/span><br \/>\n       ts_rank<span class=\"token punctuation\">(<\/span>tsv<span class=\"token punctuation\">,<\/span> q<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">AS<\/span> rank<br \/>\n<span class=\"token keyword\">FROM<\/span> goods<span class=\"token punctuation\">,<\/span> to_tsquery<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;chinese&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;\u8fd0\u52a8 &amp; \u7eed\u822a&#039;<\/span><span class=\"token punctuation\">)<\/span> q<br \/>\n<span class=\"token keyword\">WHERE<\/span> tsv &#064;&#064; q<br \/>\n<span class=\"token keyword\">ORDER<\/span> <span class=\"token keyword\">BY<\/span> rank <span class=\"token keyword\">DESC<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u8fd9\u91cc\u9762\u7684\u903b\u8f91\u5176\u5b9e\u4e0d\u96be\u3002to_tsquery \u628a\u4f60\u8981\u67e5\u7684\u8bcd\u4e5f\u89e3\u6790\u6210\u4e86\u8bcd\u6761\u3002\u91cc\u9762\u7684 &amp; \u4ee3\u8868\u7684\u662f\u300c\u4e0e\u300d\u7684\u5173\u7cfb\u3002| \u4ee3\u8868\u7684\u662f\u300c\u6216\u300d\u7684\u5173\u7cfb\u3002\u63a5\u7740\u770b &#064;&#064;&#xff0c;\u8fd9\u4e2a\u7b26\u53f7\u662f\u7528\u6765\u5224\u65ad tsvector \u6709\u6ca1\u6709\u547d\u4e2d tsquery \u7684\u3002\u6700\u540e\u90a3\u4e2a ts_rank \u5c31\u662f\u7b97\u51fa\u4e00\u4e2a\u76f8\u5173\u5ea6\u7684\u5206\u503c\u3002\u8fd9\u4e2a\u5206\u503c\u8d8a\u5927&#xff0c;\u8bf4\u660e\u8d8a\u76f8\u5173\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070351-6a97ca57cc5c1.png\" alt=\"2e9957dbb4fec307f087b257a798a86a.png\" \/><\/p>\n<p>\u7ed3\u679c\u89e3\u8bfb&#xff1a;\u4f60\u770b\u8fd9\u4e2a\u67e5\u8be2&#xff0c;\u6211\u4eec\u7528\u7684\u662f \u8fd0\u52a8 &amp; \u7eed\u822a \u6765\u505a\u300c\u4e0e\u300d\u68c0\u7d22\u3002\u4e5f\u5c31\u662f\u8bf4\u8fd9\u4e24\u4e2a\u8bcd\u5f97\u540c\u65f6\u5b58\u5728\u3002\u8dd1\u51fa\u6765\u7684\u7ed3\u679c&#xff0c;\u53ea\u6709\u300c\u667a\u80fd\u624b\u8868Pro\u300d\u7684\u63cf\u8ff0\u91cc\u9762\u540c\u65f6\u542b\u6709\u8fd9\u4e24\u4e2a\u8bcd\u3002\u6240\u4ee5\u6700\u540e\u547d\u4e2d\u4e86 1 \u6761\u6570\u636e\u3002\u5e76\u4e14\u5b83\u5e26\u51fa\u4e86\u4e00\u4e2a\u76f8\u5173\u5ea6\u7684\u5206\u503c&#xff0c;rank \u2248 0.0517\u3002\u8fd9\u8bf4\u660e\u4e86\u4ec0\u4e48\u5462&#xff1f;\u8bf4\u660e\u5168\u6587\u68c0\u7d22\u8fd9\u4e1c\u897f&#xff0c;\u5b83\u4e0d\u5149\u80fd\u5224\u65ad\u4f60\u300c\u6709\u6ca1\u6709\u5305\u542b\u300d\u8fd9\u4e2a\u8bcd\u3002\u5b83\u8fd8\u80fd\u91cf\u5316\u51fa\u300c\u5230\u5e95\u6709\u591a\u76f8\u5173\u300d\u3002\u7136\u540e\u6839\u636e\u8fd9\u4e2a\u53bb\u7ed9\u4f60\u6392\u5e8f\u3002\u8fd9\u5176\u5b9e\u4e5f\u5c31\u662f RUM \u76f8\u6bd4 GIN&#xff0c;\u5728\u300c\u5e26\u6392\u5e8f\u7684\u68c0\u7d22\u300d\u8fd9\u79cd\u573a\u666f\u4e0b&#xff0c;\u663e\u5f97\u66f4\u5408\u9002\u7684\u4e00\u4e2a\u5f88\u76f4\u63a5\u7684\u4f53\u73b0\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070352-6a97ca5839ad0.png\" alt=\"image.png\" \/><\/p>\n<h3>\u4e94\u3001\u6a21\u5757\u4e09&#xff1a;Roaring Bitmap\u2014\u2014\u6807\u7b7e\u4eba\u7fa4\u5708\u9009\u7528\u8fd9\u4e2a<\/h3>\n<h4>\u4f20\u7edf\u6807\u7b7e\u5708\u9009\u4e3a\u4ec0\u4e48\u6162\u7684\u60c5\u51b5<\/h4>\n<p>\u7528\u6237\u753b\u50cf\u91cc\u9762\u5176\u5b9e\u662f\u6709\u5f88\u591a\u6807\u7b7e\u7684\u3002\u6bd4\u5982\u8fd0\u52a8\u3001\u9ad8\u6d88\u8d39\u3001\u6570\u7801\u63a7\u3001\u5b9d\u5988\u8fd9\u4e9b\u3002\u8fd0\u8425\u5e73\u65f6\u7ecf\u5e38\u63d0\u7684\u9700\u6c42\u662f\u4ec0\u4e48\u5462\u3002\u5c31\u662f\u5708\u51fa\u540c\u65f6\u6ee1\u8db3 A \u548c B \u7684\u4eba\u7fa4\u3002\u6216\u8005\u662f A \u6216\u8005 B\u3002\u518d\u6216\u8005\u662f A \u4f46\u662f\u4e0d\u80fd\u5305\u542b C\u3002\u8fd9\u4e9b\u4e1c\u897f\u8bf4\u767d\u4e86\u5176\u5b9e\u90fd\u662f\u96c6\u5408\u8fd0\u7b97\u3002<\/p>\n<p>\u4f20\u7edf\u5173\u7cfb\u5e93\u91cc\u9762\u600e\u4e48\u641e\u5462\u3002\u901a\u5e38\u662f\u5efa\u4e00\u5f20 user_tag(user_id, tag) \u7684\u5173\u8054\u8868\u3002\u5982\u679c\u8981\u5708\u201c\u8fd0\u52a8\u4e14\u9ad8\u6d88\u8d39\u201d\u7684\u4eba&#xff0c;\u90a3\u5c31\u5f97\u8fd9\u4e48\u5199&#xff1a;<\/p>\n<p><span class=\"token comment\">&#8212; \u4f20\u7edf\u5199\u6cd5&#xff1a;\u81ea\u8fde\u63a5 &#043; \u53bb\u91cd&#xff0c;\u6807\u7b7e\u4e00\u591a\u3001\u7528\u6237\u4e0a\u4ebf\u5c31\u5403\u529b<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> a<span class=\"token punctuation\">.<\/span>user_id<br \/>\n<span class=\"token keyword\">FROM<\/span> user_tag a <span class=\"token keyword\">JOIN<\/span> user_tag b <span class=\"token keyword\">ON<\/span> a<span class=\"token punctuation\">.<\/span>user_id <span class=\"token operator\">&#061;<\/span> b<span class=\"token punctuation\">.<\/span>user_id<br \/>\n<span class=\"token keyword\">WHERE<\/span> a<span class=\"token punctuation\">.<\/span>tag <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u8fd0\u52a8&#039;<\/span> <span class=\"token operator\">AND<\/span> b<span class=\"token punctuation\">.<\/span>tag <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u9ad8\u6d88\u8d39&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u95ee\u9898\u51fa\u5728\u54ea\u91cc\u5462\u3002\u5f53\u4f60\u7684\u7528\u6237\u91cf\u4e0a\u4e86\u4ebf&#xff0c;\u6807\u7b7e\u6709\u51e0\u767e\u4e2a\u7684\u65f6\u5019\u3002\u8fd9\u5f20\u8868\u53ef\u80fd\u5c31\u6709\u51e0\u5341\u4ebf\u884c\u4e86\u3002JOIN \u52a0\u4e0a GROUP BY \u53bb\u91cd&#xff0c;\u8981\u626b\u975e\u5e38\u591a\u7684\u884c\u3002\u5185\u5b58\u4e5f\u5403\u5f97\u5f88\u591a\u3002\u4f60\u505a\u7684\u4ea4\u5e76\u96c6\u8d8a\u591a&#xff0c;\u5b83\u5c31\u8d8a\u6162\u3002\u5b58\u8fd9\u4e9b\u4e1c\u897f\u7684\u8bdd&#xff0c;\u7a7a\u95f4\u4e5f\u5360\u5f97\u5f88\u5927\u3002<\/p>\n<h4>Roaring Bitmap \u7684\u505a\u6cd5&#xff1a;\u7528\u538b\u7f29\u4f4d\u56fe\u6765\u8868\u793a\u4eba\u7fa4<\/h4>\n<p>\u6211\u4eec\u6362\u4e00\u79cd\u65b9\u5f0f\u6765\u60f3\u3002\u628a\u62e5\u6709\u67d0\u4e2a\u6807\u7b7e\u7684\u7528\u6237\u96c6\u5408&#xff0c;\u8868\u793a\u6210\u4e00\u5f20\u4f4d\u56fe\u3002\u4ec0\u4e48\u610f\u601d\u5462\u3002\u5c31\u662f\u7528\u6237\u7684 id \u5f53\u4f5c\u4e0b\u6807\u3002\u7b2c i \u4f4d\u5982\u679c\u662f 1&#xff0c;\u5c31\u4ee3\u8868\u7528\u6237 i \u6709\u8fd9\u4e2a\u6807\u7b7e\u3002\u90a3\u4e48\u201c\u8fd0\u52a8\u4e14\u9ad8\u6d88\u8d39\u201d\u8fd9\u79cd\u60c5\u51b5\u600e\u4e48\u529e\u3002\u5176\u5b9e\u5c31\u662f\u628a\u4e24\u5f20\u4f4d\u56fe\u505a\u4e00\u4e0b\u6309\u4f4d\u4e0e&#xff08;AND&#xff09;\u3002\u201c\u6216\u201d\u7684\u8bdd\u5c31\u662f\u505a\u6309\u4f4d\u6216&#xff08;OR&#xff09;\u3002\u8fd9\u4e9b\u90fd\u662f CPU \u7b97\u5f97\u5f88\u5feb\u7684\u4f4d\u8fd0\u7b97\u3002\u8dd1\u8d77\u6765\u901f\u5ea6\u5f88\u5feb\u3002<\/p>\n<p>\u666e\u901a\u4f4d\u56fe\u5728\u6570\u636e\u6bd4\u8f83\u7a00\u758f\u7684\u65f6\u5019&#xff0c;\u5176\u5b9e\u633a\u6d6a\u8d39\u7a7a\u95f4\u7684\u3002\u4e00\u4ebf\u7528\u6237\u7684\u8bdd\u5c31\u8981\u4e00\u4ebf\u4f4d\u3002Roaring Bitmap \u5b83\u505a\u4e86\u4e00\u4ef6\u4e8b\u60c5&#xff0c;\u5c31\u662f\u5206\u5757\u538b\u7f29\u3002\u5b83\u628a\u6574\u4e2a id \u7684\u7a7a\u95f4\u5207\u6210\u4e00\u4e2a\u4e2a 64K \u5927\u5c0f\u7684\u6876\u3002\u6bcf\u4e2a\u6876\u91cc\u9762\u4f1a\u770b\u6570\u636e\u7684\u7a00\u758f\u6216\u8005\u5bc6\u96c6\u7a0b\u5ea6\u3002\u7136\u540e\u81ea\u52a8\u53bb\u9009\u201c\u6570\u7ec4\u201d\u3001\u201c\u4f4d\u56fe\u201d\u6216\u8005\u201c\u884c\u7a0b\u7f16\u7801\u201d\u91cc\u9762\u6700\u7701\u7a7a\u95f4\u7684\u90a3\u79cd\u65b9\u5f0f\u6765\u5b58\u3002\u8fd9\u6837\u7684\u8bdd&#xff0c;\u5b83\u5c31\u6709\u4e86\u4f4d\u56fe\u7684\u8fd0\u7b97\u901f\u5ea6\u3002\u800c\u4e14\u5b58\u50a8\u7a7a\u95f4\u4e5f\u7701\u4e86\u5f88\u591a\u3002\u8fd9\u5c31\u662f\u5b83\u5728\u5927\u89c4\u6a21\u6807\u7b7e\u573a\u666f\u4e0b&#xff0c;\u6bd4\u201c\u5173\u8054\u8868 JOIN\u201d\u597d\u7528\u7684\u539f\u56e0\u4e86\u3002<\/p>\n<h4>\u52a8\u624b\u5199\u4e00\u4e0b&#xff1a;\u5efa\u6807\u7b7e\u4f4d\u56fe\u3001\u505a\u4ea4\u5e76\u96c6<\/h4>\n<p><span class=\"token keyword\">CREATE<\/span> EXTENSION <span class=\"token keyword\">IF<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token keyword\">EXISTS<\/span> roaringbitmap<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u6bcf\u4e2a\u6807\u7b7e\u5bf9\u5e94\u4e00\u5f20\u7528\u6237\u4f4d\u56fe&#xff08;\u628a\u7528\u6237 id \u704c\u8fdb bitmap&#xff09;<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> tag_users <span class=\"token punctuation\">(<\/span><br \/>\n    tag   <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 keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    users roaringbitmap<br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u7528 rb_build \u4ece\u7528\u6237 id \u6570\u7ec4\u6784\u9020\u4f4d\u56fe<\/span><br \/>\n<span class=\"token keyword\">INSERT<\/span> <span class=\"token keyword\">INTO<\/span> tag_users <span class=\"token keyword\">VALUES<\/span><br \/>\n<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u8fd0\u52a8&#039;<\/span><span class=\"token punctuation\">,<\/span>   rb_build<span class=\"token punctuation\">(<\/span>ARRAY<span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">8<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">13<\/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 string\">&#039;\u9ad8\u6d88\u8d39&#039;<\/span><span class=\"token punctuation\">,<\/span> rb_build<span class=\"token punctuation\">(<\/span>ARRAY<span class=\"token punctuation\">[<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">7<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">11<\/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 comment\">&#8212; \u540c\u65f6\u662f\u300c\u8fd0\u52a8\u300d\u4e14\u300c\u9ad8\u6d88\u8d39\u300d\u7684\u7528\u6237\u6570&#xff1a;rb_and \u6c42\u4ea4\u3001rb_cardinality \u8ba1\u6570<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> rb_cardinality<span class=\"token punctuation\">(<\/span><br \/>\n    rb_and<span class=\"token punctuation\">(<\/span><br \/>\n        <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">SELECT<\/span> users <span class=\"token keyword\">FROM<\/span> tag_users <span class=\"token keyword\">WHERE<\/span> tag<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;\u8fd0\u52a8&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">SELECT<\/span> users <span class=\"token keyword\">FROM<\/span> tag_users <span class=\"token keyword\">WHERE<\/span> tag<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;\u9ad8\u6d88\u8d39&#039;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">AS<\/span> \u4ea4\u96c6\u4eba\u6570<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u5177\u4f53\u662f\u54ea\u4e9b\u7528\u6237&#xff1a;rb_to_array \u628a\u4f4d\u56fe\u8fd8\u539f\u6210 id \u6570\u7ec4<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> rb_to_array<span class=\"token punctuation\">(<\/span><br \/>\n    rb_and<span class=\"token punctuation\">(<\/span><br \/>\n        <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">SELECT<\/span> users <span class=\"token keyword\">FROM<\/span> tag_users <span class=\"token keyword\">WHERE<\/span> tag<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;\u8fd0\u52a8&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">SELECT<\/span> users <span class=\"token keyword\">FROM<\/span> tag_users <span class=\"token keyword\">WHERE<\/span> tag<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;\u9ad8\u6d88\u8d39&#039;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">AS<\/span> \u7528\u6237\u5217\u8868<span class=\"token punctuation\">;<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070353-6a97ca59753c0.png\" alt=\"image.png\" \/><\/p>\n<p>\u770b\u4e00\u4e0b\u7ed3\u679c&#xff1a;\u4ea4\u96c6\u7684\u7ed3\u679c\u662f {2,3,5}\u3002\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u65e2\u5728\u8fd0\u52a8\u4f4d\u56fe\u91cc&#xff0c;\u53c8\u5728\u9ad8\u6d88\u8d39\u4f4d\u56fe\u91cc\u7684\u5c31\u662f\u8fd9\u4e09\u4e2a id\u3002\u4f60\u770b\u6574\u4e2a\u8fc7\u7a0b&#xff0c;\u6ca1\u6709\u7528 JOIN&#xff0c;\u4e5f\u6ca1\u6709\u7528 GROUP BY \u53bb\u91cd\u3002\u5176\u5b9e\u5c31\u662f\u4e24\u5f20\u4f4d\u56fe\u505a\u4e86\u4e00\u6b21\u6309\u4f4d\u4e0e\u7684\u64cd\u4f5c\u3002\u5f53\u4f60\u7684\u7528\u6237\u89c4\u6a21\u4ece\u51e0\u4e2a\u53d8\u6210\u51e0\u5343\u4e07\u7684\u65f6\u5019&#xff0c;\u8fd9\u4e2a\u6027\u80fd\u5dee\u8ddd\u5c31\u975e\u5e38\u660e\u663e\u4e86\u3002<\/p>\n<p>\u7528\u6cd5\u4e0a\u7684\u51e0\u4e2a\u70b9&#xff1a;rb_build \u8fd9\u4e2a\u51fd\u6570\u91cc\u9762\u8981\u4f20\u7684\u53c2\u6570\u662f\u6574\u578b\u6570\u7ec4\u3002\u4f60\u7528 ARRAY[&#8230;] \u8fd9\u79cd\u683c\u5f0f\u4f20\u8fdb\u53bb\u5c31\u884c\u3002\u53e6\u5916\u8981\u6ce8\u610f&#xff0c;Roaring Bitmap \u7684 id \u7528\u7684\u662f\u65e0\u7b26\u53f7\u6574\u6570\u7684\u610f\u601d\u3002\u6240\u4ee5\u4f60\u5728\u628a\u4e1a\u52a1\u4e3b\u952e\u6620\u5c04\u5230\u4f4d\u56fe\u4e0b\u6807\u7684\u65f6\u5019&#xff0c;\u8981\u4fdd\u6301\u662f\u975e\u8d1f\u7684&#xff0c;\u5e76\u4e14\u843d\u5728\u5408\u7406\u7684\u8303\u56f4\u91cc\u9762\u5c31\u884c\u3002\u5e38\u7528\u7684\u51fd\u6570\u5176\u5b9e\u8bb0\u4e00\u5957\u5c31\u591f\u7528\u4e86\u3002\u6784\u9020\u7684\u8bdd\u7528 rb_build\u3002\u4ea4\u3001\u5e76\u3001\u5dee\u7684\u8bdd\u5206\u522b\u7528 rb_and\u3001rb_or\u3001rb_andnot\u3002\u60f3\u6570\u4e2a\u6570\u7684\u8bdd\u7528 rb_cardinality\u3002\u8981\u628a\u4f4d\u56fe\u53d8\u56de\u6570\u7ec4\u7684\u8bdd\u7528 rb_to_array\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902070353-6a97ca59b7518.png\" alt=\"image.png\" \/><\/p>\n<h3>\u516d\u3001\u878d\u5408\u8d77\u6765\u7684\u573a\u666f&#xff1a;\u4e00\u6761 SQL \u628a\u4e09\u79cd\u80fd\u529b\u4e32\u8d77\u6765<\/h3>\n<p>\u5355\u72ec\u62ff\u51fa\u6765\u7684\u8bdd&#xff0c;\u8fd9\u51e0\u79cd\u80fd\u529b\u5176\u5b9e\u4e5f\u6ca1\u4ec0\u4e48\u7279\u522b\u7684\u3002JSON \u7684\u8bdd\u522b\u7684\u5e93\u4e5f\u6709\u3002\u5168\u6587\u68c0\u7d22\u7684\u8bdd\u53ef\u80fd ES \u66f4\u4e13\u4e1a\u4e00\u4e9b\u3002\u4f46\u662f\u5462&#xff0c;\u5b83\u4eec\u8fd9\u51e0\u4e2a\u4e1c\u897f\u90fd\u5728\u540c\u4e00\u4e2a\u5e93\u91cc\u9762&#xff0c;\u4e00\u6761 SQL \u5c31\u80fd\u914d\u5408\u7740\u7528\u3002\u8fd9\u624d\u662f\u5173\u952e\u7684\u5730\u65b9\u3002<\/p>\n<p>\u6211\u4eec\u6765\u60f3\u4e00\u4e2a\u5e73\u65f6\u7ecf\u5e38\u4f1a\u78b0\u5230\u7684\u8fd0\u8425\u9700\u6c42\u3002<\/p>\n<p>\u627e\u51fa\u201c\u54c1\u724c\u662f\u56fd\u4ea7\u3001\u5e26\u8fd0\u52a8\u6807\u7b7e\u3001\u5e76\u4e14\u63cf\u8ff0\u91cc\u9762\u63d0\u5230\u4e86\u7eed\u822a\u201d\u7684\u5546\u54c1\u3002<\/p>\n<p>\u8fd9\u4e09\u4e2a\u6761\u4ef6\u5176\u5b9e\u5bf9\u5e94\u7684\u662f\u4e0d\u540c\u7684\u4e1c\u897f\u3002\u5206\u522b\u662f JSON \u5c5e\u6027\u8fc7\u6ee4\u3001JSON \u6807\u7b7e\u5305\u542b&#xff0c;\u8fd8\u6709\u4e2d\u6587\u5168\u6587\u68c0\u7d22\u3002\u5728\u540c\u4e00\u4e2a\u5e93\u652f\u6301\u591a\u6a21\u7684\u60c5\u51b5\u4e0b\u9762&#xff0c;\u5b83\u5176\u5b9e\u5c31\u662f\u4e00\u6761 SQL \u7684\u4e8b&#xff08;\u6309\u4f60\u5b9e\u9645\u7684\u8868\u7ed3\u6784\u6539\u4e00\u6539\u5c31\u884c&#xff09;&#xff1a;<\/p>\n<p><span class=\"token keyword\">SELECT<\/span> g<span 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