{"id":9490,"date":"2025-11-11T17:36:29","date_gmt":"2025-11-11T09:36:29","guid":{"rendered":"\/?p=9490"},"modified":"2025-11-11T17:36:29","modified_gmt":"2025-11-11T09:36:29","slug":"text2sql-nl2sql%ef%bc%88%e4%ba%94%ef%bc%89%e5%9c%a8%e7%ba%bf%e5%ae%9e%e6%97%b6%e8%af%84%e4%bc%b0%ef%bc%9a%e8%b5%b0%e5%90%91%e6%88%90%e7%86%9f%e7%9a%84-ai-%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"\/?p=9490","title":{"rendered":"Text2SQL \/ NL2SQL\uff08\u4e94\uff09\u5728\u7ebf\u5b9e\u65f6\u8bc4\u4f30\uff1a\u8d70\u5411\u6210\u719f\u7684 AI \u7cfb\u7edf"},"content":{"rendered":"

\u5199\u5728\u524d\u9762<\/h2>\n

\u5efa\u8bae\u8bfb\u8005\u8010\u5fc3\u770b\u5b8c\u8fd9\u90e8\u5206\uff0c\u8fd9\u6837\u5bf9\u672c\u6587\u7684\u80cc\u666f\u4f1a\u6709\u66f4\u6df1\u523b\u7684\u7406\u89e3\u3002<\/em><\/p>\n

\u6240\u6709\u7684\u6210\u719f\u7cfb\u7edf\uff0c\u90fd\u5fc5\u987b\u6709\u826f\u597d\u7684\u611f\u77e5\u548c\u53cd\u9988\u673a\u5236\u3002\u6240\u6709\u7684 AI \u5e94\u7528\u7cfb\u7edf\uff0c\u5305\u62ec text2sql \u90fd\u4e0d\u4f8b\u5916\uff0c\u5c24\u5176\u662f\u76ee\u524d\u7684\u751f\u6210\u5f0f AI\uff0c\u5e7b\u89c9\u95ee\u9898\u5bfc\u81f4\u8f83\u5927\u7684\u4e0d\u786e\u5b9a\u6027\uff0c\u90a3\u53cd\u9988\u7cfb\u7edf\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u5b9e\u65f6\u8bc4\u4f30\u7cfb\u7edf\u8fd8\u6709\u66f4\u591a\u7684\u5b9e\u7528\u4ef7\u503c\u548c\u5e94\u7528\u573a\u666f\uff0c\u8bf7\u8df3\u5230\u6700\u540e\u4e00\u90e8\u5206\u3002<\/p>\n

\u5f53\u7136\uff0c\u53ef\u4ee5\u8bbe\u8ba1\u53cd\u9988\u6309\u94ae\uff0c\u7528\u6237\u7528\u5f97\u4e0d\u723d\u53ef\u4ee5\u63d0\u4ea4\u53cd\u9988\uff0c\u4f46\u662f\u53cd\u9988\u94fe\u6761\u6bd4\u8f83\u957f\uff0c\u800c\u4e14\u5e76\u4e0d\u662f\u6240\u6709\u7528\u6237\u90fd\u4f1a\u79ef\u6781\u53cd\u9988\u3002\u90a3\u4e48\u540e\u53f0\u81ea\u52a8\u8bc4\u4f30\u5c31\u5f88\u91cd\u8981\uff0c\u8fd9\u4e5f\u662f\u672c\u6587\u5373\u5c06\u91cd\u70b9\u4ecb\u7ecd\u7684\u5185\u5bb9\uff0c\u4e00\u53e5\u8bdd\u6765\u8bf4\uff1a\u8981\u77e5\u9053\u7ebf\u4e0a\u7684\u7cfb\u7edf\u5230\u5e95\u5728\u4e0d\u5728\u8ba4\u771f\u5de5\u4f5c<\/strong>\u3002<\/p>\n

\u540c\u65f6\uff0c\u8fd9\u4e9b\u90fd\u662f\u73cd\u8d35\u7684\u7ebf\u4e0a\u6570\u636e\uff0c\u5bf9\u4e8e\u4e30\u5bcc\u6570\u636e\u96c6\uff0c\u63d0\u9ad8\u7cfb\u7edf\u6548\u679c\u975e\u5e38\u91cd\u8981\u3002\u5982\u4f55\u5efa\u7acb\u81ea\u6709\u4e1a\u52a1\u7684 text-to-sql \u6570\u636e\u96c6\uff0c\u8fd9\u662f\u53e6\u4e00\u4e2a\u8bdd\u9898\uff0c\u9884\u8ba1\u4f1a\u5728\u540e\u9762\u8be6\u7ec6\u5199\u4e00\u7bc7\uff0c\u6b22\u8fce\u5c0f\u4f19\u4f34\u7559\u8a00\u8ba8\u8bba\u3002<\/p>\n

\n

\u5f97\u76ca\u4e8e\u5927\u8bed\u8a00\u6a21\u578b\uff08Large Language Model, LLM\uff09\u7684\u53d1\u5c55\uff0c\u81ea\u52a8\u8bc4\u4f30\u7cfb\u7edf\u53ef\u4ee5\u501f\u52a9\u5176\u7406\u89e3\u548c\u63a8\u7406\u80fd\u529b\u5b9e\u73b0\u3002<\/p>\n

\u770b\u770b\u5b9e\u65f6\u8bc4\u4f30\u6a21\u5757\u6240\u5904\u4f4d\u7f6e<\/strong><\/h2>\n

\u4ece\u4e0b\u56fe\u7684\u7cfb\u7edf\u5168\u666f\u6765\u770b\u770b \u5728\u7ebf\u5b9e\u65f6\u8bc4\u4f30 \u7684\u4f4d\u7f6e\uff1a<\/p>\n

\"\u56fe\u7247\"<\/p>\n

\u4e00\u4e2a\u4e2a\u770b\uff0c\u2460\u2461\u2462\u662f\u4e1a\u52a1\u7684\u6838\u5fc3\u5de5\u4f5c\u6d41\uff0c\u4ece\u2460\u8bfb\u53d6\u7528\u6237\u9700\u6c42\uff08\u4ee5\u81ea\u7136\u8bed\u8a00\u63cf\u8ff0\uff0c\u4f8b\u5982\uff1a\u4e0a\u4e2a\u6708\uff0c\u6bcf\u5929\u8425\u4e1a\u989d\u591a\u5c11\uff0c\u6309\u7167\u90e8\u95e8\u5206\u7c7b\uff09\u751f\u6210 SQL\uff0c\u5230\u2461\u4ece\u4e1a\u52a1\u6570\u636e\u5e93\u91cc\u62ff\u5230\u6570\u636e\uff0c\u4e4b\u540e\u2462\u5c06\u6570\u636e\u6574\u5408\u63d0\u4f9b HighCharts \/ Echarts \u8868\u683c\uff0c\u5f62\u6210\u6c47\u603b\u62a5\u544a\u3002<\/p>\n

\u800c \u5b9e\u65f6\u8bc4\u4f30\uff0cABCD\u662f\u5728\u6838\u5fc3\u5de5\u4f5c\u6d41\u751f\u6210 SQL \u4e4b\u540e\uff0c\u5e76\u884c\u7684\u5de5\u4f5c\u6d41\uff0c\u901a\u8fc7\u8bc4\u4f30\u7528\u6237\u81ea\u7136\u8bed\u8a00\u63cf\u8ff0\u7684\u9700\u6c42\u548c\u751f\u6210\u7684 SQL \u76f8\u5173\u6027<\/strong>\uff0c\u6765\u91c7\u53d6\u540e\u7eed\u7684\u884c\u52a8\uff0c\u5982\u544a\u8b66\u3001\u4eba\u5de5\u6821\u9a8c\u3001\u8c03\u6574\u5f15\u64ce\u3001\u6dfb\u52a0\u8fdb\u5165\u81ea\u6709\u4e1a\u52a1\u7684 Text-to-SQL \u6570\u636e\u96c6\u7b49\u3002\u5728\u7ebf\u5b9e\u65f6\u8bc4\u4f30\u6a21\u5757\u5177\u4f53\u5b9e\u73b0\u5728\u63a5\u4e0b\u6765\u7684\u7ae0\u8282\u4ecb\u7ecd\u3002<\/p>\n

\u5982\u679c\u6709\u4e91\u539f\u751f\u4ea7\u54c1\u7ecf\u9a8c\uff0c\u90a3\u5c31\u5f88\u597d\u7c7b\u6bd4\u4e86\uff0c\u7c7b\u4f3c\u4e8e\u5728\u544a\u8b66\u91cc\u8fb9\u591a\u52a0\u4e00\u4e2atext-to-sql \u8bc4\u4f30\u6307\u6807\uff0c\u6307\u6807\u4f4e\u4e8e\u9608\u503c\uff0c\u5c31\u544a\u8b66\u3002\u6709\u533a\u522b\u7684\u662f\u544a\u8b66\u4e4b\u540e\u7684\u5904\u7406\u3002\u540c\u6837\u7684\uff0c\u8fd9\u4e9b\u90fd\u4f9d\u8d56\u4e8e\u53ef\u89c2\u6d4b\u6027\u7684\u63d0\u9ad8\uff08\u8fd9\u91cc\u6709\u4e00\u4e2a\u8981\u70b9\u9700\u8981\u6307\u51fa\uff1a\u5927\u6a21\u578b\u7684\u8c03\u7528\u63a8\u7406\u7684\u53ef\u89c2\u6d4b\u6027\uff0c\u76ee\u524d\u5f00\u6e90\u7684 LangSmith<\/strong>\u3001OpenLIT\/OpenTelemetry<\/strong>\u3001\u8fd8\u6709\u4ea7\u54c1\u7ea7 DataDog<\/strong> \u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\u4f53\u9a8c\u90fd\u4e0d\u9519\uff09\u3002<\/p>\n

\u5b9e\u65f6\u8bc4\u4f30\u6a21\u5757\u5b9e\u73b0\u53c2\u8003<\/strong><\/h2>\n

\u4e0b\u56fe\u662f \u5b9e\u65f6\u8bc4\u4f30\u6a21\u5757 \u5b9e\u73b0\u7684\u6d41\u7a0b\u56fe\uff0c\u6982\u62ec\u6765\u8bf4\u6709 6 \u4e2a\u6b65\u9aa4\uff0c\u5176\u5b9e\u73b0\u5982\u4e0b\uff1a<\/p>\n

\"\u56fe\u7247\"<\/p>\n

P.S: \u8fd9\u4e2a\u6a21\u5757\u53ef\u4ee5\u4f5c\u4e3a\u63d2\u4ef6\uff0c\u5d4c\u5165\u5230\u6574\u4e2a\u7cfb\u7edf\u4e2d\u2014\u2014\u5927\u6a21\u578b\u65f6\u4ee3 Text-to-SQL \u9879\u76ee\u7279\u70b9\uff08\u63d2\u4ef6\u5316<\/strong>\uff09\uff0c\u56de\u5473\uff1aText2SQL \/ NL2SQL\uff08\u4e09\uff09\u5f00\u6e90\u9879\u76ee\u600e\u4e48\u9009\uff1atalk is cheap, show me the code!<\/a><\/p>\n

\u5177\u4f53\u6765\u8bf4\uff0c\u6574\u4e2a\u8fc7\u7a0b\u6982\u62ec\u4e3a 6 \u6b65\uff0c\u5206\u4e24\u6761\u7ebf\uff0c\u2460\u4ece\u7528\u6237\u7684\u81ea\u7136\u8bed\u8a00\u63cf\u8ff0\u7684\u9700\u6c42\u91cc\u63d0\u53d6\u51fa\u5b9e\u4f53\uff0c\u8fd9\u4e00\u6b65\u7c7b\u4f3c NLP \u91cc\u7684\u7ecf\u5178\u95ee\u9898\uff0c\u5b9e\u4f53\u63d0\u53d6\uff08Named Entity Recognition, NER\uff09\uff0c\u53ef\u4ee5 Fine-Tuning Spacy \u7684\u6a21\u578b\u6216\u8005\u7528 LLM Prompt Engineering \u6765\u505a\u3002<\/p>\n

\u7b2c 2 \u6761\u7ebf\uff0c\u5148\u5bf9\u751f\u6210\u7684 SQL \u505a \u2461sql \u8bed\u6cd5\u6821\u9a8c\u3001\u2462sql schema \u6821\u9a8c\uff0c\u8fd9\u4e24\u6b65\u5982\u679c\u4e0d\u901a\u8fc7\uff0c\u76f4\u63a5\u5c31\u5931\u8d25\u4e86\uff0c\u5efa\u8bae\u8fd9\u4e24\u6b65\u4e0d\u5f15\u5165 LLM\uff0c\u6709\u4e00\u4e2a Python \u5305 sqlparse<\/strong>\uff1ahttps:\/\/pypi.org\/project\/sqlparse\/\uff0c\u53ef\u4ee5\u5b8c\u6210<\/a>\u3002<\/p>\n

\u2463sql \u89e3\u6790\u662f\u7ed9\u2464\u76f8\u5173\u6027\u8bc4\u4f30\u505a\u51c6\u5907\u7684\uff0c\u628a sql \u89e3\u6790\u6210\u62bd\u8c61\u8bed\u6cd5\u6811\uff08Abstract Syntax Tree, AST\uff09\uff0c\u66f4\u6613\u4e8e LLM \u7406\u89e3\u3002<\/p>\n

\u2464\u662f\u7740\u91cd\u9700\u8981\u4ecb\u7ecd\u7684<\/strong>\uff0c\u8fd9\u91cc\u53ef\u4ee5\u7528 LLM Prompt Engineering \u6765\u505a\uff0c\u7ed3\u5408 RAG\u3002<\/p>\n

RAG \u7684\u4f5c\u7528\u662f\u4ece schema \u91cc\u53ec\u56de\u76f8\u5173\u8868\u548c\u5217+\u4ece\u81ea\u6709 Text-to-SQL \u6570\u636e\u96c6\u91cc\u68c0\u7d22\u53ec\u56de\u7c7b\u4f3c\u7684\u7528\u6237\u63d0\u95ee\u548c Gold SQL\uff0c\u7ed9 LLM \u66f4\u591a\u7684\u4e0a\u4e0b\u6587\uff0c\u51cf\u5c11\u5e7b\u89c9\u3002<\/p>\n

\u5728 Prompt Engineering \u91cc\uff0c\u6838\u5fc3\u6709\u4e24\u4e2a\u65b9\u5411\uff1a<\/p>\n

\u8bed\u4e49\u76f8\u5173\u6027\u6253\u5206 NL -> entity -> SQL\uff0c\u4e3a\u4e86\u4e0d\u6f0f\u6389 nl \u91cc\u7684\u4fe1\u606f<\/p>\n

\u8bed\u4e49\u76f8\u5173\u6027\u6253\u5206 SQL -> entity -> NL\uff0c\u4e3a\u4e86 sql \u91cc\u4e0d\u5197\u4f59\u4fe1\u606f<\/p>\n

\u4e0b\u9762\u662f\u53c2\u8003\u7684\u63d0\u793a\u8bcd\u6a21\u677f prompt template:<\/p>\n

# \u89d2\u8272\u4f60\u662f\u4e00\u4e2a\u8bc4\u4f30\u667a\u80fd\u4f53\uff0c\u4e13\u95e8\u8d1f\u8d23\u8bc4\u4f30\u81ea\u7136\u8bed\u8a00\u548c\u5927\u6a21\u578b\u751f\u6210\u7684SQL\u4e4b\u95f4\u7684\u76f8\u5173\u6027\uff0c\u80fd\u591f\u7cbe\u51c6\u7ed9\u51fa\u5206\u6570\u548c\u5408\u7406\u7406\u7531\u3002\n## \u6280\u80fd### \u6280\u80fd 1: \u8bc4\u4f30\u76f8\u5173\u60271. \u63a5\u6536\u81ea\u7136\u8bed\u8a00\u63cf\u8ff0\u548c\u5927\u6a21\u578b\u751f\u6210\u7684SQL\u8bed\u53e5\u30022. \u6df1\u5165\u5206\u6790\u81ea\u7136\u8bed\u8a00\u8868\u8fbe\u7684\u610f\u56fe\u548cSQL\u8bed\u53e5\u5b9e\u73b0\u7684\u529f\u80fd\u30023. \u4f9d\u636e\u4e24\u8005\u5339\u914d\u7a0b\u5ea6\uff0c\u7ed9\u51fa0\u523010\u5206\u7684\u76f8\u5173\u6027\u5206\u6570\u30024. \u53ef\u4ee5\u68c0\u67e5\u53c2\u8003\u7ed9\u51fa\u7684\u5b9e\u4f535. \u7ed9\u51fa\u4ece\u81ea\u7136\u8bed\u8a00\u8bc4\u4f30SQL\u8bed\u53e5\u76f8\u5173\u60276. \u7ed9\u51fa\u4eceSQL\u8bed\u53e5\u8bc4\u4f30\u81ea\u7136\u8bed\u8a00\u76f8\u5173\u6027\n### \u6280\u80fd 2: \u9610\u8ff0\u7406\u75311. \u6839\u636e\u8bc4\u4f30\u7ed3\u679c\uff0c\u8be6\u7ec6\u9610\u8ff0\u7ed9\u51fa\u8be5\u5206\u6570\u7684\u7406\u7531\u30022. \u8bf4\u660e\u81ea\u7136\u8bed\u8a00\u4e0eSQL\u5728\u54ea\u4e9b\u65b9\u9762\u5951\u5408\u6216\u5b58\u5728\u5dee\u5f02\u3002\n### \u6280\u80fd 3: \u53cd\u601d\u4f18\u53161. \u4f7f\u7528\u601d\u7ef4\u94fe\u6765\u68c0\u67e5\u5e76\u4f18\u5316\u7ed9\u51fa\u7684\u5206\u6570\u548c\u7406\u7531\n## \u9650\u5236- \u8f93\u51fa\u5fc5\u987b\u5305\u542b\u5206\u6570\u548c\u8be6\u7ec6\u7406\u7531\u3002- \u8f93\u51fa\u7684\u683c\u5f0f\u4e3aJSON\u3002- \u56de\u590d\u5185\u5bb9\u9700\u7b80\u6d01\u660e\u4e86\uff0c\u91cd\u70b9\u7a81\u51fa\u3002 \n## schema \u4e0a\u4e0b\u6587{RAG \u68c0\u7d22\u53ec\u56de\u7684\u76f8\u5173\u8868\u548c\u5217}\n## \u793a\u4f8b{RAG \u68c0\u7d22\u53ec\u56de\u7684 Text-to-SQL \u81ea\u6709\u6570\u636e\u96c6\u793a\u4f8b}\n# \u771f\u5b9e\u4efb\u52a1\u81ea\u7136\u8bed\u8a00: {\u7528\u6237\u81ea\u7136\u8bed\u8a00\u63cf\u8ff0\u7684\u9700\u6c42}\u751f\u6210\u7684SQL: {\u5927\u6a21\u578b\u751f\u6210\u7684SQL}<\/code><\/pre>\n
\u2465\u4fbf\u662f\u4eba\u5de5\u6821\u9a8c\uff0c\u6839\u636e trace log \u5206\u6790\u662f\u5426\u8bef\u62a5\uff0c\u5206\u6790 Text-to-SQL \u5f15\u64ce\u51fa\u9519\u7684\u4f4d\u7f6e\u3002<\/p>\n
\u603b\u7ed3<\/strong><\/h2>\n
\u5b9e\u65f6\u8bc4\u4f30\u6a21\u5757\u7684\u5e94\u7528\u573a\u666f\uff1a<\/strong><\/p>\n
    \n
  1. \u5b9e\u65f6\u8bc4\u4f30\uff0c\u65e9\u611f\u77e5<\/strong>\uff0c\u65e9\u5904\u7406\uff08\u7528\u6237\u4e0d\u4e00\u5b9a\u53cd\u9988\uff0c\u6216\u8005\u6d41\u7a0b\u5f88\u957f\uff09<\/li>\n
  2. \u7248\u672c\u53d1\u5e03\u4e4b\u524d\uff0c\u8fdb\u884c\u63a2\u7d22\u6027\u6d4b\u8bd5<\/strong>\uff0c\u53d1\u73b0\u7cfb\u7edf\u77ed\u677f\uff08\u5927\u6a21\u578b\u751f\u6210query\uff0c\u81ea\u52a8\u8bc4\u4f30\uff0c\u4eba\u5de5\u6821\u9a8c\u540e\u4f18\u5316\uff09<\/li>\n
  3. \u5728\u6ca1\u6709\u8db3\u591f\u7528\u6237\u65f6\uff0c\u7528\u4ee5\u4e30\u5bcc\u7528\u6237\u573a\u666f<\/strong>\uff0c\u8f83\u5feb\u5efa\u7acb\u8d77\u5927\u7684 Text-to-SQL \u81ea\u6709\u6570\u636e\u96c6\uff08\u9700\u8981\u4eba\u5de5\u6821\u9a8c\u540e\u52a0\u5165\uff0cquery\u53ef\u7531\u5927\u6a21\u578b\u751f\u6210\uff09<\/li>\n<\/ol>\n
    \u7f3a\u70b9\uff1a<\/strong><\/p>\n
      \n
    1. \u8017\u8d39token<\/li>\n
    2. \u53ef\u80fd\u6709\u8bef\u62a5\uff0c\u9700\u8981\u8c03\u8bd5\u4f18\u5316<\/li>\n<\/ol>\n
      \u8981\u6c42\uff1a<\/strong><\/p>\n
      1.\u5fc5\u987b\u6709\u4eba\u5de5\u4ecb\u5165<\/p>\n
      2.\u9700\u8981\u6210\u719f\u7684\u5168\u94fe\u8def\u8ffd\u8e2a\u7cfb\u7edf\uff08\u65e5\u5fd7\uff0c\u6307\u6807\uff0ctrace\uff09\uff0c\u4fbf\u4e8e\u95ee\u9898\u8ffd\u8e2a<\/p>\n","protected":false},"excerpt":{"rendered":"
      \u5199\u5728\u524d\u9762 \u5efa\u8bae\u8bfb\u8005\u8010\u5fc3\u770b\u5b8c\u8fd9\u90e8\u5206\uff0c\u8fd9\u6837\u5bf9\u672c\u6587\u7684\u80cc\u666f\u4f1a\u6709\u66f4\u6df1\u523b\u7684\u7406\u89e3\u3002 \u6240\u6709\u7684\u6210\u719f\u7cfb\u7edf\uff0c\u90fd\u5fc5\u987b\u6709\u826f\u597d\u7684\u611f\u77e5\u548c\u53cd\u9988\u673a\u5236\u3002\u6240\u6709\u7684 AI \u5e94\u7528\u7cfb   \u2026 …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[288],"tags":[],"_links":{"self":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts\/9490"}],"collection":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9490"}],"version-history":[{"count":1,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/9490\/revisions"}],"predecessor-version":[{"id":9491,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/9490\/revisions\/9491"}],"wp:attachment":[{"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9490"},{"taxonomy":"post_tag","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}