{"id":917,"date":"2026-06-17T10:30:36","date_gmt":"2026-06-17T02:30:36","guid":{"rendered":"https:\/\/www.liaoxinghui.com\/?p=917"},"modified":"2026-06-17T10:30:36","modified_gmt":"2026-06-17T02:30:36","slug":"%e6%8a%80%e6%9c%af%e9%80%89%e5%9e%8b%e4%b8%8d%e6%98%af%e5%a0%86%e7%bb%84%e4%bb%b6%ef%bc%9a%e4%bb%8e%e4%b8%80%e6%ac%a1-rag-%e5%92%a8%e8%af%a2%e8%af%b4%e8%b5%b7","status":"publish","type":"post","link":"https:\/\/www.liaoxinghui.com\/?p=917","title":{"rendered":"\u6280\u672f\u9009\u578b\u4e0d\u662f\u5806\u7ec4\u4ef6\uff1a\u4ece\u4e00\u6b21 RAG \u54a8\u8be2\u8bf4\u8d77"},"content":{"rendered":"<h1>2 \u4e07\u6761\u6570\u636e\u505a RAG\uff0c\u771f\u7684\u9700\u8981 Milvus \u5417\uff1f<\/h1>\n<p>\u524d\u51e0\u5929\u6709\u670b\u53cb\u6765\u54a8\u8be2\u6211\uff0c\u8bf4\u4ed6\u4eec\u51c6\u5907\u505a\u4e00\u4e2a RAG \u7cfb\u7edf\uff0c\u95ee\u5411\u91cf\u6570\u636e\u5e93\u5e94\u8be5\u9009\u4ec0\u4e48\u3002<\/p>\n<p>\u6211\u4e60\u60ef\u6027\u5730\u5148\u95ee\u4e86\u4e00\u4e9b\u57fa\u7840\u95ee\u9898\uff1a\u6570\u636e\u91cf\u5927\u6982\u591a\u5c11\uff1f\u5411\u91cf\u7ef4\u5ea6\u662f\u591a\u5c11\uff1f\u67e5\u8be2\u5e76\u53d1\u6709\u591a\u9ad8\uff1f\u662f\u5426\u9700\u8981\u591a\u79df\u6237\u9694\u79bb\uff1f\u662f\u5426\u5df2\u7ecf\u6709\u6570\u636e\u5e93\u8fd0\u7ef4\u4f53\u7cfb\uff1f\u4e1a\u52a1\u6570\u636e\u73b0\u5728\u653e\u5728\u54ea\u91cc\uff1f<\/p>\n<p>\u804a\u4e86\u4e00\u5708\uff0c\u53d1\u73b0\u4ed6\u7684\u6570\u636e\u91cf\u4e5f\u5c31 2 \u4e07\u591a\u6761\uff0c\u4e1a\u52a1\u7cfb\u7edf\u672c\u8eab\u5df2\u7ecf\u5728\u7528 PostgreSQL\u3002<\/p>\n<p>\u6211\u8bf4\uff1a\u90a3\u4f60\u5148\u7528 PostgreSQL \u7684 pgvector \u63d2\u4ef6\u5c31\u884c\u4e86\u3002\u5b83\u540c\u6837\u652f\u6301 L2 \u6b27\u6c0f\u8ddd\u79bb\u3001Cosine \u8ddd\u79bb\u548c\u5185\u79ef\u8ddd\u79bb\u3002\u4f60\u8fd9\u4e2a\u91cf\u7ea7\uff0c\u6839\u672c\u6ca1\u5fc5\u8981\u4e00\u4e0a\u6765\u5c31\u5f15\u5165 Milvus\u3001Qdrant \u6216 Weaviate\u3002<\/p>\n<p>\u7ed3\u679c\u5bf9\u65b9\u542c\u5b8c\u4e4b\u540e\uff0c\u8bf4\u6211\u201c\u4e0d\u4e13\u4e1a\u201d\uff0c\u8f6c\u8eab\u5c31\u8d70\u4e86\u3002<\/p>\n<p>\u6211\u5f53\u65f6\u53ea\u80fd\u82e6\u7b11\u3002<\/p>\n<p>\u6709\u65f6\u5019\u6280\u672f\u4ea4\u6d41\u91cc\u6700\u8ba9\u4eba\u65e0\u5948\u7684\u5730\u65b9\uff0c\u4e0d\u662f\u5bf9\u65b9\u4e0d\u77e5\u9053\uff0c\u800c\u662f\u5bf9\u65b9\u5df2\u7ecf\u88ab\u67d0\u4e9b\u201c\u6807\u51c6\u7b54\u6848\u201d\u5360\u6ee1\u4e86\u8111\u5b50\u3002\u597d\u50cf\u53ea\u8981\u8c08 RAG\uff0c\u5c31\u5fc5\u987b\u8c08\u5411\u91cf\u6570\u636e\u5e93\uff1b\u53ea\u8981\u8c08\u5411\u91cf\u6570\u636e\u5e93\uff0c\u5c31\u5fc5\u987b\u8c08 Milvus\u3001Qdrant\u3001Weaviate\uff1b\u5982\u679c\u4f60\u8bf4 PostgreSQL + pgvector\uff0c\u53cd\u800c\u663e\u5f97\u4f60\u4e0d\u591f\u201c\u9ad8\u7ea7\u201d\u3002<\/p>\n<p>\u4f46\u5de5\u7a0b\u9009\u578b\u4e0d\u662f\u54c1\u724c\u5d07\u62dc\u3002<\/p>\n<p>\u4e13\u4e1a\u4e5f\u4e0d\u662f\u628a\u6700\u91cd\u7684\u7ec4\u4ef6\u642c\u8fdb\u7cfb\u7edf\u91cc\u3002<\/p>\n<p>\u4e13\u4e1a\u662f\u5148\u770b\u95ee\u9898\uff0c\u518d\u770b\u5de5\u5177\u3002<\/p>\n<h2>RAG \u9700\u8981\u7684\u662f\u5411\u91cf\u68c0\u7d22\uff0c\u4e0d\u662f\u67d0\u4e2a\u5411\u91cf\u6570\u636e\u5e93\u54c1\u724c<\/h2>\n<p>RAG \u7684\u6838\u5fc3\u6d41\u7a0b\u5e76\u4e0d\u590d\u6742\uff1a<\/p>\n<ol>\n<li>\u628a\u6587\u6863\u5207\u5206\u6210\u7247\u6bb5\uff1b<\/li>\n<li>\u5c06\u7247\u6bb5\u8f6c\u6362\u6210\u5411\u91cf\uff1b<\/li>\n<li>\u7528\u6237\u63d0\u95ee\u65f6\uff0c\u5c06\u95ee\u9898\u4e5f\u8f6c\u6362\u6210\u5411\u91cf\uff1b<\/li>\n<li>\u6839\u636e\u5411\u91cf\u76f8\u4f3c\u5ea6\u627e\u51fa\u76f8\u5173\u7247\u6bb5\uff1b<\/li>\n<li>\u628a\u76f8\u5173\u4e0a\u4e0b\u6587\u4ea4\u7ed9\u5927\u6a21\u578b\u751f\u6210\u56de\u7b54\u3002<\/li>\n<\/ol>\n<p>\u8fd9\u91cc\u771f\u6b63\u9700\u8981\u7684\u662f\u201c\u5411\u91cf\u68c0\u7d22\u80fd\u529b\u201d\uff0c\u800c\u4e0d\u662f\u67d0\u4e00\u4e2a\u7279\u5b9a\u7684\u5411\u91cf\u6570\u636e\u5e93\u54c1\u724c\u3002<\/p>\n<p>Milvus\u3001Qdrant\u3001Weaviate \u5f53\u7136\u90fd\u5f88\u597d\uff0c\u5b83\u4eec\u90fd\u662f\u4e13\u95e8\u9762\u5411\u5411\u91cf\u68c0\u7d22\u573a\u666f\u8bbe\u8ba1\u7684\u7cfb\u7edf\u3002\u4f46\u201c\u4e13\u95e8\u201d\u4e0d\u7b49\u4e8e\u201c\u6240\u6709\u573a\u666f\u90fd\u5fc5\u987b\u7528\u5b83\u201d\u3002<\/p>\n<p>\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u6570\u636e\u5df2\u7ecf\u5728 PostgreSQL \u91cc\uff0c\u6570\u636e\u91cf\u53ea\u6709\u51e0\u4e07\u6761\uff0c\u67e5\u8be2\u5e76\u53d1\u4e5f\u4e0d\u9ad8\uff0c\u90a3\u4e48 PostgreSQL + pgvector \u5f80\u5f80\u662f\u4e00\u4e2a\u975e\u5e38\u5408\u7406\u7684\u9009\u62e9\u3002<\/p>\n<p>pgvector \u652f\u6301\u5e38\u89c1\u7684\u5411\u91cf\u8ddd\u79bb\u8ba1\u7b97\u65b9\u5f0f\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>L2 \u6b27\u6c0f\u8ddd\u79bb\uff1b<\/li>\n<li>Cosine \u8ddd\u79bb\uff1b<\/li>\n<li>Inner Product \u5185\u79ef\u8ddd\u79bb\u3002<\/li>\n<\/ul>\n<p>\u4e5f\u5c31\u662f\u8bf4\uff0c\u4ece\u201c\u80fd\u4e0d\u80fd\u505a\u5411\u91cf\u76f8\u4f3c\u5ea6\u68c0\u7d22\u201d\u8fd9\u4e2a\u89d2\u5ea6\u770b\uff0cpgvector \u5b8c\u5168\u53ef\u4ee5\u6ee1\u8db3\u5f88\u591a\u4e2d\u5c0f\u89c4\u6a21 RAG \u9879\u76ee\u7684\u57fa\u672c\u9700\u6c42\u3002<\/p>\n<p>\u771f\u6b63\u8981\u8ba8\u8bba\u7684\u4e0d\u662f\u201cpgvector \u80fd\u4e0d\u80fd\u505a\u201d\uff0c\u800c\u662f\u201c\u5728\u5f53\u524d\u4e1a\u52a1\u89c4\u6a21\u4e0b\uff0c\u5b83\u662f\u5426\u8db3\u591f\u597d\u201d\u3002<\/p>\n<h2>2 \u4e07\u6761\u6570\u636e\u5230\u5e95\u7b97\u4e0d\u7b97\u5927\uff1f<\/h2>\n<p>\u5f88\u591a\u4eba\u5728\u8c08\u5411\u91cf\u6570\u636e\u5e93\u65f6\uff0c\u4f1a\u76f4\u63a5\u8bf4\u201c\u5411\u91cf\u68c0\u7d22\u5c31\u5e94\u8be5\u7528\u4e13\u7528\u5411\u91cf\u6570\u636e\u5e93\u201d\u3002\u4f46\u8fd9\u4e2a\u5224\u65ad\u7f3a\u5c11\u4e00\u4e2a\u6700\u57fa\u672c\u7684\u524d\u63d0\uff1a\u89c4\u6a21\u3002<\/p>\n<p>2 \u4e07\u6761\u6570\u636e\uff0c\u5bf9 PostgreSQL \u6765\u8bf4\u5e76\u4e0d\u5927\u3002<\/p>\n<p>\u54ea\u6015\u6bcf\u6761\u6570\u636e\u662f 768 \u7ef4\u30011024 \u7ef4\uff0c\u751a\u81f3 1536 \u7ef4\u5411\u91cf\uff0c\u53ea\u8981\u67e5\u8be2\u5e76\u53d1\u4e0d\u662f\u5f88\u5938\u5f20\uff0cpgvector \u90fd\u5b8c\u5168\u53ef\u4ee5\u4f5c\u4e3a\u7b2c\u4e00\u9636\u6bb5\u65b9\u6848\u3002<\/p>\n<p>\u771f\u6b63\u9700\u8981\u5173\u5fc3\u7684\u662f\u8fd9\u4e9b\u95ee\u9898\uff1a<\/p>\n<ul>\n<li>\u5411\u91cf\u603b\u91cf\u662f 2 \u4e07\u300120 \u4e07\u3001200 \u4e07\uff0c\u8fd8\u662f 2000 \u4e07\uff1f<\/li>\n<li>\u6bcf\u4e2a\u5411\u91cf\u7684\u7ef4\u5ea6\u662f\u591a\u5c11\uff1f<\/li>\n<li>\u67e5\u8be2 QPS \u5927\u6982\u662f\u591a\u5c11\uff1f<\/li>\n<li>\u662f\u5426\u8981\u6c42\u6beb\u79d2\u7ea7\u54cd\u5e94\uff1f<\/li>\n<li>\u662f\u5426\u9700\u8981\u6839\u636e\u79df\u6237\u3001\u6743\u9650\u3001\u5206\u7c7b\u3001\u65f6\u95f4\u8303\u56f4\u505a\u8fc7\u6ee4\uff1f<\/li>\n<li>\u6570\u636e\u662f\u5426\u9891\u7e41\u65b0\u589e\u3001\u66f4\u65b0\u548c\u5220\u9664\uff1f<\/li>\n<li>PostgreSQL \u5f53\u524d\u8d1f\u8f7d\u662f\u5426\u5df2\u7ecf\u5f88\u9ad8\uff1f<\/li>\n<li>\u56e2\u961f\u662f\u5426\u5177\u5907\u989d\u5916\u7ef4\u62a4\u4e00\u5957\u5411\u91cf\u6570\u636e\u5e93\u7684\u80fd\u529b\uff1f<\/li>\n<\/ul>\n<p>\u5982\u679c\u8fd9\u4e9b\u95ee\u9898\u90fd\u6ca1\u6709\u95ee\u6e05\u695a\uff0c\u4e00\u4e0a\u6765\u5c31\u8bf4\u201c\u5fc5\u987b\u4e0a Milvus\u201d\uff0c\u8fd9\u5e76\u4e0d\u662f\u4e13\u4e1a\uff0c\u800c\u662f\u6761\u4ef6\u53cd\u5c04\u3002<\/p>\n<p>\u5de5\u7a0b\u9009\u578b\u6700\u5fcc\u8bb3\u7684\u5c31\u662f\u8df3\u8fc7\u95ee\u9898\uff0c\u76f4\u63a5\u80cc\u7b54\u6848\u3002<\/p>\n<h2>\u5c0f\u89c4\u6a21 RAG \u4e3a\u4ec0\u4e48\u9002\u5408 PostgreSQL + pgvector\uff1f<\/h2>\n<p>\u5bf9\u5f88\u591a\u4e2d\u5c0f\u578b RAG \u9879\u76ee\u6765\u8bf4\uff0cpgvector \u6700\u5927\u7684\u4f18\u52bf\u4e0d\u662f\u201c\u6027\u80fd\u6700\u5f3a\u201d\uff0c\u800c\u662f\u201c\u590d\u6742\u5ea6\u6700\u4f4e\u201d\u3002<\/p>\n<p>\u8fd9\u70b9\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p>\u7cfb\u7edf\u4e0d\u662f\u53ea\u6709\u68c0\u7d22\u6027\u80fd\u8fd9\u4e00\u9879\u6307\u6807\u3002\u4e00\u4e2a\u7cfb\u7edf\u8981\u957f\u671f\u8fd0\u884c\uff0c\u8fd8\u8981\u8003\u8651\u90e8\u7f72\u3001\u5907\u4efd\u3001\u6743\u9650\u3001\u76d1\u63a7\u3001\u8fc1\u79fb\u3001\u6545\u969c\u6062\u590d\u3001\u6570\u636e\u4e00\u81f4\u6027\u548c\u56e2\u961f\u7ef4\u62a4\u6210\u672c\u3002<\/p>\n<p>\u5982\u679c\u4f60\u5df2\u7ecf\u5728\u7528 PostgreSQL\uff0c\u90a3\u4e48\u4f7f\u7528 pgvector \u610f\u5473\u7740\uff1a<\/p>\n<ul>\n<li>\u5c11\u7ef4\u62a4\u4e00\u5957\u6570\u636e\u5e93\uff1b<\/li>\n<li>\u5c11\u4e00\u5957\u5907\u4efd\u548c\u6062\u590d\u94fe\u8def\uff1b<\/li>\n<li>\u5c11\u4e00\u5957\u6743\u9650\u548c\u8d26\u53f7\u4f53\u7cfb\uff1b<\/li>\n<li>\u5c11\u4e00\u5957\u76d1\u63a7\u548c\u544a\u8b66\u914d\u7f6e\uff1b<\/li>\n<li>\u4e1a\u52a1\u6570\u636e\u548c\u5411\u91cf\u6570\u636e\u53ef\u4ee5\u76f4\u63a5\u653e\u5728\u540c\u4e00\u4e2a\u6570\u636e\u5e93\u91cc\uff1b<\/li>\n<li>\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528 SQL \u505a\u8fc7\u6ee4\u3001\u6392\u5e8f\u3001\u5173\u8054\u67e5\u8be2\uff1b<\/li>\n<li>\u8fd0\u7ef4\u4eba\u5458\u66f4\u5bb9\u6613\u63a5\u624b\uff1b<\/li>\n<li>\u5c0f\u56e2\u961f\u4e0a\u7ebf\u901f\u5ea6\u66f4\u5feb\u3002<\/li>\n<\/ul>\n<p>\u6bd4\u5982\u5f88\u591a RAG \u573a\u666f\u5e76\u4e0d\u662f\u5355\u7eaf\u67e5\u5411\u91cf\uff0c\u800c\u662f\u8981\u5e26\u4e1a\u52a1\u8fc7\u6ee4\u6761\u4ef6\uff1a<\/p>\n<ul>\n<li>\u53ea\u80fd\u68c0\u7d22\u5f53\u524d\u7528\u6237\u6709\u6743\u9650\u67e5\u770b\u7684\u6587\u6863\uff1b<\/li>\n<li>\u53ea\u80fd\u68c0\u7d22\u67d0\u4e2a\u77e5\u8bc6\u5e93\u4e0b\u7684\u5185\u5bb9\uff1b<\/li>\n<li>\u53ea\u80fd\u68c0\u7d22\u67d0\u4e2a\u90e8\u95e8\u3001\u9879\u76ee\u3001\u5ba2\u6237\u6216\u65f6\u95f4\u8303\u56f4\u5185\u7684\u6570\u636e\uff1b<\/li>\n<li>\u68c0\u7d22\u7ed3\u679c\u8fd8\u8981\u5173\u8054\u6587\u6863\u6807\u9898\u3001\u6765\u6e90\u3001\u72b6\u6001\u3001\u6807\u7b7e\u7b49\u5143\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u4e1a\u52a1\u5143\u6570\u636e\u672c\u6765\u5c31\u5728 PostgreSQL \u91cc\uff0c\u7528 pgvector \u53ef\u4ee5\u5f88\u81ea\u7136\u5730\u901a\u8fc7 SQL \u5b8c\u6210\u8fd9\u4e9b\u903b\u8f91\u3002<\/p>\n<p>\u800c\u5982\u679c\u5355\u72ec\u5f15\u5165\u4e00\u4e2a\u5411\u91cf\u6570\u636e\u5e93\uff0c\u5c31\u8981\u8003\u8651\u4e1a\u52a1\u6570\u636e\u5e93\u548c\u5411\u91cf\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u6570\u636e\u540c\u6b65\u3001\u4e3b\u952e\u6620\u5c04\u3001\u4e00\u81f4\u6027\u5904\u7406\u3001\u5220\u9664\u540c\u6b65\u3001\u6743\u9650\u8fc7\u6ee4\u7b49\u95ee\u9898\u3002<\/p>\n<p>\u8fd9\u4e9b\u95ee\u9898\u4e0d\u662f\u4e0d\u80fd\u89e3\u51b3\uff0c\u800c\u662f\u8981\u95ee\u4e00\u53e5\uff1a\u503c\u4e0d\u503c\u5f97\uff1f<\/p>\n<p>\u5bf9\u4e8e 2 \u4e07\u6761\u6570\u636e\uff0c\u5f88\u591a\u65f6\u5019\u4e0d\u503c\u5f97\u3002<\/p>\n<h2>\u6280\u672f\u9009\u578b\u4e0d\u662f\u770b\u8c01\u66f4\u9ad8\u7ea7\uff0c\u800c\u662f\u770b\u8c01\u66f4\u5408\u9002<\/h2>\n<p>Milvus\u3001Qdrant\u3001Weaviate \u7684\u5b9a\u4f4d\u6ca1\u6709\u95ee\u9898\u3002\u5b83\u4eec\u89e3\u51b3\u7684\u662f\u66f4\u5927\u89c4\u6a21\u3001\u66f4\u9ad8\u5e76\u53d1\u3001\u66f4\u590d\u6742\u68c0\u7d22\u67b6\u6784\u4e0b\u7684\u95ee\u9898\u3002<\/p>\n<p>\u6bd4\u5982\uff1a<\/p>\n<ul>\n<li>\u5411\u91cf\u89c4\u6a21\u8fbe\u5230\u767e\u4e07\u3001\u5343\u4e07\u751a\u81f3\u66f4\u9ad8\uff1b<\/li>\n<li>\u67e5\u8be2\u5e76\u53d1\u5f88\u9ad8\uff1b<\/li>\n<li>\u9700\u8981\u72ec\u7acb\u7684\u5411\u91cf\u68c0\u7d22\u670d\u52a1\uff1b<\/li>\n<li>\u591a\u4e2a\u4e1a\u52a1\u7cfb\u7edf\u5171\u4eab\u4e00\u5957\u5411\u91cf\u68c0\u7d22\u80fd\u529b\uff1b<\/li>\n<li>\u9700\u8981\u66f4\u4e13\u4e1a\u7684 ANN \u7d22\u5f15\u7ba1\u7406\u548c\u8c03\u4f18\uff1b<\/li>\n<li>\u5bf9\u53ec\u56de\u7387\u3001\u5ef6\u8fdf\u3001\u541e\u5410\u6709\u660e\u786e\u6307\u6807\u8981\u6c42\uff1b<\/li>\n<li>PostgreSQL \u5df2\u7ecf\u627f\u62c5\u5f88\u91cd\u7684 OLTP \u538b\u529b\uff0c\u4e0d\u9002\u5408\u518d\u53e0\u52a0\u5411\u91cf\u68c0\u7d22\u8d1f\u8f7d\uff1b<\/li>\n<li>\u56e2\u961f\u5177\u5907\u4e13\u95e8\u7ef4\u62a4\u5411\u91cf\u6570\u636e\u5e93\u96c6\u7fa4\u7684\u80fd\u529b\u3002<\/li>\n<\/ul>\n<p>\u5230\u4e86\u8fd9\u4e9b\u9636\u6bb5\uff0c\u4e13\u7528\u5411\u91cf\u6570\u636e\u5e93\u5f53\u7136\u6709\u4ef7\u503c\u3002<\/p>\n<p>\u4f46\u95ee\u9898\u5728\u4e8e\uff0c\u5f88\u591a\u9879\u76ee\u6839\u672c\u8fd8\u6ca1\u6709\u8d70\u5230\u8fd9\u4e2a\u9636\u6bb5\u3002<\/p>\n<p>\u4e00\u4e2a\u53ea\u6709 2 \u4e07\u6761\u6570\u636e\u7684 RAG \u9879\u76ee\uff0c\u53ef\u80fd\u6700\u91cd\u8981\u7684\u95ee\u9898\u4e0d\u662f\u201c\u5982\u4f55\u642d\u5efa\u4e00\u5957\u5206\u5e03\u5f0f\u5411\u91cf\u68c0\u7d22\u96c6\u7fa4\u201d\uff0c\u800c\u662f\uff1a<\/p>\n<ul>\n<li>\u6587\u6863\u5207\u5206\u662f\u5426\u5408\u7406\uff1b<\/li>\n<li>embedding 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\u63d2\u4ef6\u53ef\u4ee5\u89e3\u51b3\u7684\u95ee\u9898\uff0c\u975e\u8981\u52a0\u4e00\u5957\u5411\u91cf\u6570\u636e\u5e93\uff1b<\/p>\n<p>\u672c\u6765\u4e00\u4e2a\u5355\u673a\u670d\u52a1\u53ef\u4ee5\u7a33\u5b9a\u8fd0\u884c\u7684\u95ee\u9898\uff0c\u975e\u8981\u4e0a\u5206\u5e03\u5f0f\uff1b<\/p>\n<p>\u672c\u6765\u6bcf\u5929\u51e0\u767e\u6b21\u67e5\u8be2\uff0c\u975e\u8981\u6309\u5343\u4e07\u7ea7\u89c4\u6a21\u8bbe\u8ba1\uff1b<\/p>\n<p>\u672c\u6765\u56e2\u961f\u53ea\u6709\u4e24\u4e09\u4e2a\u4eba\uff0c\u975e\u8981\u7ef4\u62a4\u4e00\u5806\u4e2d\u95f4\u4ef6\u3002<\/p>\n<p>\u8fd9\u4e0d\u662f\u67b6\u6784\u80fd\u529b\u5f3a\uff0c\u8fd9\u662f\u6ca1\u6709\u8fb9\u754c\u611f\u3002<\/p>\n<p>\u5de5\u7a0b\u4e0a\u6709\u4e00\u4e2a\u5f88\u6734\u7d20\u7684\u539f\u5219\uff1a\u5148\u7528\u6700\u5c0f\u590d\u6742\u5ea6\u6ee1\u8db3\u5f53\u524d\u95ee\u9898\uff0c\u518d\u6839\u636e\u771f\u5b9e\u74f6\u9888\u6f14\u8fdb\u3002<\/p>\n<p>\u5982\u679c\u5c06\u6765\u6570\u636e\u91cf\u771f\u7684\u6da8\u5230\u767e\u4e07\u3001\u5343\u4e07\uff0c\u67e5\u8be2\u538b\u529b\u771f\u7684\u8d77\u6765\u4e86\uff0c\u518d\u4ece pgvector \u8fc1\u79fb\u5230 Milvus\u3001Qdrant \u6216 Weaviate\uff0c\u5e76\u4e0d\u4e22\u4eba\u3002<\/p>\n<p>\u76f8\u53cd\uff0c\u4e00\u5f00\u59cb\u5c31\u4e3a\u4e86\u201c\u770b\u8d77\u6765\u4e13\u4e1a\u201d\u5806\u4e0a\u4e00\u5957\u91cd\u7cfb\u7edf\uff0c\u540e\u9762\u5374\u6ca1\u4eba\u7ef4\u62a4\u3001\u6ca1\u4eba\u76d1\u63a7\u3001\u6ca1\u4eba\u8c03\u4f18\uff0c\u90a3\u624d\u662f\u66f4\u5927\u7684\u98ce\u9669\u3002<\/p>\n<h2>\u7ed3\u8bed<\/h2>\n<p>\u90a3\u4f4d\u670b\u53cb\u8bf4\u6211\u201c\u4e0d\u4e13\u4e1a\u201d\uff0c\u6211\u5e76\u4e0d\u751f\u6c14\uff0c\u53ea\u662f\u89c9\u5f97\u6709\u70b9\u53ef\u60dc\u3002<\/p>\n<p>\u6280\u672f\u884c\u4e1a\u91cc\u6709\u4e00\u79cd\u5f88\u5e38\u89c1\u7684\u8bef\u533a\uff1a\u628a\u5de5\u5177\u7684\u540d\u6c14\u5f53\u6210\u65b9\u6848\u7684\u8d28\u91cf\uff0c\u628a\u7ec4\u4ef6\u7684\u590d\u6742\u5ea6\u5f53\u6210\u67b6\u6784\u7684\u6df1\u5ea6\u3002<\/p>\n<p>\u4f46\u771f\u6b63\u7684\u4e13\u4e1a\uff0c\u6070\u6070\u662f\u80fd\u5728\u590d\u6742\u5de5\u5177\u9762\u524d\u4fdd\u6301\u514b\u5236\u3002<\/p>\n<p>2 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Milvus\uff0c\u624d\u662f\u4e0d\u4e13\u4e1a\u3002<\/p>\n<p>\u6280\u672f\u9009\u578b\u6700\u6015\u7684\u4e0d\u662f\u7528\u9519\u5de5\u5177\uff0c\u800c\u662f\u4e0d\u77e5\u9053\u81ea\u5df1\u4e3a\u4ec0\u4e48\u7528\u8fd9\u4e2a\u5de5\u5177\u3002<\/p>\n<p>\u5148\u770b\u95ee\u9898\uff0c\u518d\u770b\u5de5\u5177\u3002<\/p>\n<p>\u8fd9\u53e5\u8bdd\uff0c\u6c38\u8fdc\u4e0d\u8fc7\u65f6\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u6709\u65f6\u5019\u6280\u672f\u4ea4\u6d41\u91cc\u6700\u8ba9\u4eba\u65e0\u5948\u7684\u5730\u65b9\uff0c\u4e0d\u662f\u5bf9\u65b9\u4e0d\u77e5\u9053\uff0c\u800c\u662f\u5bf9\u65b9\u5df2\u7ecf\u88ab\u67d0\u4e9b\u201c\u6807\u51c6\u7b54\u6848\u201d\u5360\u6ee1\u4e86\u8111\u5b50\u3002\u597d\u50cf\u53ea\u8981\u8c08 RAG\uff0c\u5c31\u5fc5\u987b\u8c08\u5411\u91cf\u6570\u636e\u5e93\uff1b\u53ea\u8981\u8c08\u5411\u91cf\u6570\u636e\u5e93\uff0c\u5c31\u5fc5\u987b\u8c08 Milvus\u3001Qdrant\u3001Weaviate\uff1b\u5982\u679c\u4f60\u8bf4 PostgreSQL + 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