{"id":291902,"date":"2024-05-20T14:04:01","date_gmt":"2024-05-20T06:04:01","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/291902.html"},"modified":"2024-05-20T14:04:08","modified_gmt":"2024-05-20T06:04:08","slug":"datalog%e8%af%a5%e5%a6%82%e4%bd%95%e5%85%a5%e9%97%a8","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/291902.html","title":{"rendered":"Datalog\u8be5\u5982\u4f55\u5165\u95e8"},"content":{"rendered":"

\"Datalog\u8be5\u5982\u4f55\u5165\u95e8\"<\/p>\n

\u5bf9\u4e8e\u521d\u5b66\u8005\u6765\u8bf4\uff0c\u5165\u95e8Datalog\u9700\u8981\u7406\u89e3\u5176\u6838\u5fc3\u7406\u5ff5\u548c\u57fa\u672c\u7528\u6cd5\u3002Datalog\u662f\u4e00\u79cd\u58f0\u660e\u5f0f\u903b\u8f91\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u7528\u4e8e\u6570\u636e\u5e93\u67e5\u8be2\u548c\u5176\u4ed6\u4fe1\u606f\u68c0\u7d22\u4efb\u52a1\u3001\u5b83\u7684\u8bbe\u8ba1\u4e3b\u8981\u4fa7\u91cd\u4e8e\u7eaf\u7cb9\u7684\u903b\u8f91\u7f16\u7a0b<\/strong>\u3002\u4e00\u4e2a\u5173\u952e\u7684\u5165\u95e8\u70b9\u662f\u7406\u89e3Datalog\u662f\u5982\u4f55\u4f7f\u7528\u4e8b\u5b9e\uff08Facts\uff09\u3001\u89c4\u5219\uff08Rules\uff09\u548c\u67e5\u8be2\uff08Queries\uff09\u6765\u8868\u793a\u6570\u636e\u4e0e\u903b\u8f91\u7684\u3002Datalog\u7684\u6267\u884c\u6a21\u5f0f\u7c7b\u4f3c\u4e8eSQL\uff0c\u4f46\u5b83\u63d0\u4f9b\u4e86\u66f4\u5f3a\u5927\u7684\u62bd\u8c61\u80fd\u529b\uff0c\u4f7f\u5176\u5728\u5904\u7406\u903b\u8f91\u590d\u6742\u7684\u67e5\u8be2\u65f6\u66f4\u4e3a\u9ad8\u6548\u3002<\/p>\n<\/p>\n

\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u9010\u6b65\u638c\u63e1Datalog\uff0c\u4ece\u57fa\u672c\u8bed\u6cd5\u5165\u624b\uff0c\u4e86\u89e3\u5176\u7f16\u7a0b\u8303\u5f0f\uff0c\u5230\u5b9e\u9645\u5e94\u7528\u573a\u666f\u7684\u5e94\u7528\u3002<\/strong><\/p>\n<\/p>\n

\u4e00\u3001\u4e86\u89e3DATALOG\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<\/p>\n

Datalog\u7a0b\u5e8f\u7531\u4e8b\u5b9e\u3001\u89c4\u5219\u548c\u67e5\u8be2\u7ec4\u6210\u3002\u4e8b\u5b9e\uff08Facts\uff09\u662f\u6307\u6570\u636e\u5e93\u4e2d\u5df2\u77e5\u7684\u4fe1\u606f\uff0c\u5f62\u5f0f\u4e0a\u901a\u5e38\u662f\u8c13\u8bcd\u52a0\u4e0a\u5177\u4f53\u7684\u53c2\u6570\u3002\u89c4\u5219\uff08Rules\uff09\u5b9a\u4e49\u4e86\u4e00\u7ec4\u903b\u8f91\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u4ece\u73b0\u6709\u7684\u4e8b\u5b9e\u4e2d\u63a8\u5bfc\u51fa\u65b0\u7684\u4e8b\u5b9e\u3002\u67e5\u8be2\uff08Queries\uff09\u5219\u662f\u5411\u7a0b\u5e8f\u63d0\u51fa\u7684\u95ee\u9898\uff0c\u7a0b\u5e8f\u901a\u8fc7\u8fd0\u7528\u89c4\u5219\u5904\u7406\u5df2\u6709\u4e8b\u5b9e\u6765\u56de\u7b54\u8fd9\u4e9b\u95ee\u9898\u3002<\/p>\n<\/p>\n

\u7406\u89e3\u4e8b\u5b9e\u3001\u89c4\u5219\u548c\u67e5\u8be2<\/h3>\n<\/p>\n

\u4e8b\u5b9e\u662fDatalog\u4e2d\u6700\u57fa\u7840\u7684\u6784\u6210\u5355\u4f4d\uff0c\u5b83\u4eec\u7528\u4e8e\u8868\u793a\u57fa\u672c\u7684\u4fe1\u606f\u3002\u4f8b\u5982\uff0cfriend(Alice, Bob).<\/code> \u8868\u793aAlice\u548cBob\u662f\u670b\u53cb\u3002\u89c4\u5219\u7528\u4e8e\u6839\u636e\u73b0\u6709\u7684\u4e8b\u5b9e\u63a8\u5bfc\u51fa\u65b0\u7684\u4e8b\u5b9e\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u60f3\u8981\u8868\u8fbe\u201c\u5982\u679cA\u662fB\u7684\u670b\u53cb\uff0cB\u4e5f\u662fA\u7684\u670b\u53cb\u201d\uff0c\u6211\u4eec\u53ef\u4ee5\u5199\u4e00\u4e2a\u89c4\u5219\u6765\u8868\u793a\u8fd9\u79cd\u53cc\u5411\u5173\u7cfb\u3002\u67e5\u8be2\u5219\u662f\u7528\u4e8e\u4ece\u8fd9\u4e9b\u4e8b\u5b9e\u548c\u89c4\u5219\u4e2d\u68c0\u7d22\u4fe1\u606f\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u5b66\u4e60DATALOG\u7684\u8bed\u6cd5<\/h2>\n<\/p>\n

Datalog\u7684\u8bed\u6cd5\u8f83\u4e3a\u7b80\u6d01\uff0c\u4f46\u5b66\u4e60\u5b83\u7684\u57fa\u672c\u8bed\u6cd5\u662f\u7406\u89e3\u8be5\u8bed\u8a00\u7684\u5173\u952e\u3002Datalog\u7684\u8bed\u6cd5\u4e2d\uff0c\u53d8\u91cf\u901a\u5e38\u4ee5\u5927\u5199\u5b57\u6bcd\u5f00\u5934\uff0c\u800c\u8c13\u8bcd\u548c\u5e38\u91cf\u4ee5\u5c0f\u5199\u5b57\u6bcd\u5f00\u5934\u3002<\/p>\n<\/p>\n

\u7406\u89e3\u53d8\u91cf\u3001\u8c13\u8bcd\u548c\u5e38\u91cf<\/h3>\n<\/p>\n

\u638c\u63e1Datalog\u7684\u8bed\u6cd5\u9700\u8981\u7279\u522b\u6ce8\u610f\u53d8\u91cf\u3001\u8c13\u8bcd\u548c\u5e38\u91cf\u7684\u4f7f\u7528\u3002\u53d8\u91cf\u7528\u4e8e\u5728\u89c4\u5219\u4e2d\u8868\u793a\u6cdb\u5316\u7684\u6982\u5ff5\u6216\u8005\u5bf9\u8c61\u3002\u5728\u67e5\u8be2\u7684\u8fc7\u7a0b\u4e2d\uff0c\u53d8\u91cf\u53ef\u4ee5\u5339\u914d\u6570\u636e\u5e93\u4e2d\u7684\u4efb\u4f55\u76f8\u5e94\u7c7b\u578b\u7684\u503c\u3002\u8c13\u8bcd\u7528\u4e8e\u63cf\u8ff0\u4e8b\u5b9e\u6216\u8005\u89c4\u5219\u7684\u5173\u7cfb\uff0c\u5e38\u91cf\u5219\u662f\u6307\u5177\u4f53\u7684\u503c\u6216\u8005\u5bf9\u8c61\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u5b9e\u8df5\u548c\u5e94\u7528<\/h2>\n<\/p>\n

\u7406\u8bba\u5b66\u4e60\u4e4b\u540e\uff0c\u901a\u8fc7\u5b9e\u64cd\u53ef\u4ee5\u52a0\u6df1\u5bf9Datalog\u7684\u7406\u89e3\u3002\u53ef\u4ee5\u4ece\u7b80\u5355\u7684\u6570\u636e\u5e93\u67e5\u8be2\u5f00\u59cb\uff0c\u9010\u6b65\u5c1d\u8bd5\u66f4\u590d\u6742\u7684\u903b\u8f91\u89c4\u5219\u548c\u6df1\u5c42\u6b21\u7684\u67e5\u8be2\u3002<\/p>\n<\/p>\n

\u6784\u5efa\u7b80\u5355\u7684DATALOG\u7a0b\u5e8f<\/h3>\n<\/p>\n

\u5f00\u59cb\u901a\u8fc7\u6784\u5efa\u4e00\u4e9b\u7b80\u5355\u7684Datalog\u7a0b\u5e8f\u6765\u719f\u6089\u5176\u57fa\u672c\u7528\u6cd5\u3002\u4f8b\u5982\uff0c\u521b\u5efa\u4e00\u4e2a\u8868\u793a\u4eba\u9645\u5173\u7cfb\u7684\u5c0f\u578b\u6570\u636e\u5e93\uff0c\u7136\u540e\u7f16\u5199\u67e5\u8be2\u6765\u627e\u51fa\u67d0\u4eba\u7684\u670b\u53cb\u6216\u670b\u53cb\u7684\u670b\u53cb\u7b49\u3002<\/p>\n<\/p>\n

\u63a2\u7d22\u9ad8\u7ea7\u7279\u6027<\/h3>\n<\/p>\n

\u5f53\u719f\u6089\u4e86\u57fa\u672c\u6982\u5ff5\u548c\u64cd\u4f5c\u540e\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63a2\u7d22Datalog\u7684\u9ad8\u7ea7\u7279\u6027\uff0c\u5982\u9012\u5f52\u89c4\u5219\u548c\u5185\u5efa\u8c13\u8bcd\u3002\u8fd9\u4e9b\u9ad8\u7ea7\u7279\u6027\u4f7fDatalog\u5728\u5904\u7406\u590d\u6742\u903b\u8f91\u548c\u5173\u7cfb\u65f6\u66f4\u52a0\u5f3a\u5927\u3002<\/p>\n<\/p>\n

\u56db\u3001DATALOG\u7684\u5e94\u7528\u573a\u666f<\/h2>\n<\/p>\n

Datalog\u4e0d\u4ec5\u4ec5\u7528\u4e8e\u5b66\u672f\u7814\u7a76\uff0c\u5b83\u5728\u5de5\u4e1a\u754c\u4e5f\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u7406\u89e3Datalog\u7684\u5e94\u7528\u573a\u666f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u521d\u5b66\u8005\u66f4\u597d\u5730\u628a\u63e1\u5b66\u4e60\u65b9\u5411\u3002<\/p>\n<\/p>\n

\u6570\u636e\u5e93\u67e5\u8be2\u4f18\u5316<\/h3>\n<\/p>\n

Datalog\u56e0\u5176\u903b\u8f91\u7f16\u7a0b\u7684\u7279\u6027\uff0c\u5728\u6570\u636e\u5e93\u67e5\u8be2\u4f18\u5316\u65b9\u9762\u5c55\u73b0\u51fa\u5de8\u5927\u7684\u6f5c\u529b\u3002\u5b83\u80fd\u591f\u901a\u8fc7\u590d\u6742\u7684\u903b\u8f91\u89c4\u5219\uff0c\u4f18\u5316\u6570\u636e\u68c0\u7d22\u8fc7\u7a0b\uff0c\u63d0\u5347\u67e5\u8be2\u6548\u7387\u3002<\/p>\n<\/p>\n

\u7cfb\u7edf\u914d\u7f6e\u548c\u5b89\u5168\u89c4\u5219<\/h3>\n<\/p>\n

\u5728\u7cfb\u7edf\u914d\u7f6e\u548c\u5b89\u5168\u89c4\u5219\u7684\u7ba1\u7406\u4e2d\uff0cDatalog\u4e5f\u663e\u793a\u51fa\u5176\u5f3a\u5927\u7684\u903b\u8f91\u8868\u8fbe\u80fd\u529b\u3002\u901a\u8fc7\u903b\u8f91\u89c4\u5219\uff0c\u53ef\u4ee5\u9ad8\u6548\u5730\u8fdb\u884c\u6743\u9650\u68c0\u67e5\u3001\u6570\u636e\u8bbf\u95ee\u63a7\u5236\u7b49\u3002<\/p>\n<\/p>\n

\u7406\u89e3\u548c\u638c\u63e1Datalog\uff0c\u4e0d\u4ec5\u80fd\u591f\u6269\u5c55\u4f60\u7684\u7f16\u7a0b\u8bed\u8a00\u77e5\u8bc6\u5e93\uff0c\u8fd8\u53ef\u4ee5\u5728\u6570\u636e\u5e93\u67e5\u8be2\u3001\u7cfb\u7edf\u914d\u7f6e\u7b49\u9886\u57df\u53d1\u6325\u5f3a\u5927\u7684\u4f5c\u7528\u3002\u901a\u8fc7\u4ece\u57fa\u672c\u6982\u5ff5\u548c\u8bed\u6cd5\u5165\u624b\uff0c\u518d\u5230\u5b9e\u6218\u5e94\u7528\uff0c\u9010\u6b65\u6df1\u5165\uff0c\u4f60\u5c06\u80fd\u591f\u6709\u6548\u5730\u638c\u63e1\u8fd9\u4e00\u5f3a\u6709\u529b\u7684\u903b\u8f91\u7f16\u7a0b\u5de5\u5177\u3002<\/h3>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

\u5982\u4f55\u5feb\u901f\u5165\u95e8Datalog\u8bed\u8a00\uff1f<\/strong><\/p>\n

Datalog\u662f\u4e00\u79cd\u58f0\u660e\u5f0f\u7684\u903b\u8f91\u7f16\u7a0b\u8bed\u8a00\uff0c\u7528\u4e8e\u6570\u636e\u5e93\u67e5\u8be2\u548c\u89c4\u5219\u63a8\u7406\u3002\u60f3\u8981\u5feb\u901f\u5165\u95e8Datalog\u8bed\u8a00\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u6765\u64cd\u4f5c\uff1a<\/p>\n

    \n
  1. \n

    \u4e86\u89e3Datalog\u7684\u57fa\u672c\u6982\u5ff5<\/strong>\uff1aDatalog\u5efa\u7acb\u5728\u4e00\u9636\u903b\u8f91\u7684\u57fa\u7840\u4e0a\uff0c\u5b83\u4f7f\u7528\u8c13\u8bcd\u548c\u89c4\u5219\u6765\u63cf\u8ff0\u95ee\u9898\u548c\u67e5\u8be2\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u4e86\u89e3Datalog\u4e2d\u7684\u8c13\u8bcd\u3001\u89c4\u5219\u3001\u67e5\u8be2\u548c\u9012\u5f52\u7684\u57fa\u672c\u6982\u5ff5\u3002<\/p>\n<\/li>\n

  2. \n

    \u9009\u62e9\u5408\u9002\u7684Datalog\u89e3\u91ca\u5668\u6216\u5f15\u64ce<\/strong>\uff1aDatalog\u8bed\u8a00\u6709\u8bb8\u591a\u4e0d\u540c\u7684\u5b9e\u73b0\uff0c\u60a8\u53ef\u4ee5\u9009\u62e9\u4e00\u4e2a\u7b26\u5408\u60a8\u9700\u6c42\u7684Datalog\u89e3\u91ca\u5668\u6216\u5f15\u64ce\u3002\u4e00\u4e9b\u5e38\u89c1\u7684\u9009\u62e9\u5305\u62ecDatomic\u3001LogicBlox\u3001Souffle\u7b49\u3002<\/p>\n<\/li>\n

  3. \n

    \u5b66\u4e60Datalog\u7684\u8bed\u6cd5\u548c\u8bed\u4e49<\/strong>\uff1aDatalog\u4e0e\u4e00\u822c\u7684\u7f16\u7a0b\u8bed\u8a00\u6709\u4e9b\u4e0d\u540c\uff0c\u8bed\u6cd5\u548c\u8bed\u4e49\u4e5f\u6709\u81ea\u5df1\u7684\u7279\u70b9\u3002\u60a8\u53ef\u4ee5\u9605\u8bfbDatalog\u7684\u6559\u7a0b\u548c\u6587\u6863\uff0c\u7406\u89e3\u5176\u8bed\u6cd5\u89c4\u5219\u3001\u8c13\u8bcd\u8868\u8fbe\u5f0f\u548c\u89c4\u5219\u63a8\u7406\u7684\u65b9\u5f0f\u3002<\/p>\n<\/li>\n

  4. \n

    \u5c1d\u8bd5\u7f16\u5199\u7b80\u5355\u7684Datalog\u89c4\u5219\u548c\u67e5\u8be2<\/strong>\uff1a\u901a\u8fc7\u5b9e\u9645\u7f16\u5199\u4e00\u4e9b\u7b80\u5355\u7684Datalog\u89c4\u5219\u548c\u67e5\u8be2\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3Datalog\u7684\u5de5\u4f5c\u539f\u7406\u3002\u5f00\u59cb\u65f6\uff0c\u60a8\u53ef\u4ee5\u4ece\u4e00\u4e9b\u7b80\u5355\u7684\u4f8b\u5b50\u5f00\u59cb\uff0c\u4f8b\u5982\u7528Datalog\u8bed\u8a00\u5b9e\u73b0\u4e00\u4e9b\u57fa\u672c\u7684\u67e5\u8be2\u64cd\u4f5c\u3002<\/p>\n<\/li>\n

  5. \n

    \u7ec3\u4e60\u548c\u5b9e\u8df5<\/strong>\uff1a\u50cf\u5b66\u4e60\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u4e00\u6837\uff0c\u7ec3\u4e60\u662f\u5b66\u4e60Datalog\u7684\u5173\u952e\u3002\u60a8\u53ef\u4ee5\u5c1d\u8bd5\u89e3\u51b3\u4e00\u4e9b\u5b9e\u9645\u7684\u95ee\u9898\uff0c\u5c1d\u8bd5\u7f16\u5199\u66f4\u590d\u6742\u7684Datalog\u89c4\u5219\u548c\u67e5\u8be2\uff0c\u4ee5\u63d0\u5347\u81ea\u5df1\u7684\u719f\u7ec3\u7a0b\u5ea6\u3002<\/p>\n<\/li>\n<\/ol>\n

    \u5e0c\u671b\u4ee5\u4e0a\u6b65\u9aa4\u80fd\u5e2e\u52a9\u60a8\u5feb\u901f\u5165\u95e8Datalog\u8bed\u8a00\uff01\u8bb0\u4f4f\uff0c\u5b9e\u8df5\u662f\u6700\u597d\u7684\u5b66\u4e60\u65b9\u6cd5\uff0c\u5c3d\u5feb\u52a8\u624b\u53bb\u5c1d\u8bd5\u5427\uff01<\/p>\n

    Datalog\u7684\u5e94\u7528\u9886\u57df\u6709\u54ea\u4e9b\uff1f<\/strong><\/p>\n

    Datalog\u8bed\u8a00\u5728\u4e0d\u540c\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u4e0b\u9762\u5217\u4e3e\u4e86\u51e0\u4e2a\u5e38\u89c1\u7684\u5e94\u7528\u9886\u57df\uff1a<\/p>\n

      \n
    1. \n

      \u6570\u636e\u5e93\u67e5\u8be2<\/strong>\uff1aDatalog\u6700\u521d\u662f\u4f5c\u4e3a\u5173\u7cfb\u6570\u636e\u5e93\u67e5\u8be2\u8bed\u8a00\u800c\u8bbe\u8ba1\u7684\u3002Datalog\u53ef\u4ee5\u7528\u4e8e\u6267\u884c\u590d\u6742\u7684\u6570\u636e\u5e93\u67e5\u8be2\uff0c\u4f8b\u5982\u4ece\u4e00\u4e2a\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e2d\u68c0\u7d22\u7b26\u5408\u7279\u5b9a\u6761\u4ef6\u7684\u6570\u636e\u3002<\/p>\n<\/li>\n

    2. \n

      \u89c4\u5219\u63a8\u7406<\/strong>\uff1aDatalog\u7684\u57fa\u672c\u7279\u6027\u4e4b\u4e00\u662f\u652f\u6301\u89c4\u5219\u63a8\u7406\u3002\u8fd9\u610f\u5473\u7740Datalog\u53ef\u4ee5\u7528\u4e8e\u63a8\u65ad\u65b0\u7684\u4e8b\u5b9e\u6216\u5173\u7cfb\uff0c\u57fa\u4e8e\u73b0\u6709\u7684\u89c4\u5219\u548c\u5df2\u77e5\u7684\u4e8b\u5b9e\u3002<\/p>\n<\/li>\n

    3. \n

      \u4eba\u5de5\u667a\u80fd<\/a>\u548c\u77e5\u8bc6\u8868\u793a<\/strong>\uff1aDatalog\u8bed\u8a00\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4eba\u5de5\u667a\u80fd\u548c\u77e5\u8bc6\u8868\u793a\u9886\u57df\u3002\u901a\u8fc7\u4f7f\u7528Datalog\uff0c\u53ef\u4ee5\u5b9a\u4e49\u77e5\u8bc6\u5e93\u3001\u63a8\u7406\u5f15\u64ce\u548c\u667a\u80fd\u7cfb\u7edf\uff0c\u4ee5\u89e3\u51b3\u590d\u6742\u7684\u95ee\u9898\u3002<\/p>\n<\/li>\n

    4. \n

      \u7f51\u7edc\u5b89\u5168<\/strong>\uff1aDatalog\u53ef\u4ee5\u7528\u4e8e\u7f51\u7edc\u5b89\u5168\u9886\u57df\u7684\u5a01\u80c1\u68c0\u6d4b\u548c\u9632\u5fa1\u3002\u901a\u8fc7\u7f16\u5199Datalog\u89c4\u5219\u548c\u67e5\u8be2\uff0c\u53ef\u4ee5\u68c0\u6d4b\u6076\u610f\u884c\u4e3a\u3001\u5206\u6790\u7f51\u7edc\u6d41\u91cf\u548c\u8bc6\u522b\u6f5c\u5728\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/p>\n<\/li>\n

    5. \n

      \u7269\u8054\u7f51\u548c\u5927\u6570\u636e\u5206\u6790<\/strong>\uff1aDatalog\u5728\u7269\u8054\u7f51\u548c\u5927\u6570\u636e\u5206\u6790\u9886\u57df\u4e5f\u6709\u7740\u91cd\u8981\u7684\u5e94\u7528\u3002\u901a\u8fc7\u4f7f\u7528Datalog\u8bed\u8a00\uff0c\u53ef\u4ee5\u5904\u7406\u5927\u89c4\u6a21\u7684\u6570\u636e\u96c6\u3001\u6267\u884c\u590d\u6742\u7684\u6570\u636e\u5206\u6790\u548c\u8fde\u63a5\u4e0d\u540c\u7684\u6570\u636e\u6e90\u3002<\/p>\n<\/li>\n<\/ol>\n

      \u4ee5\u4e0a\u53ea\u662fDatalog\u7684\u4e00\u4e9b\u5e94\u7528\u9886\u57df\u7684\u793a\u4f8b\uff0c\u5b9e\u9645\u4e0a\uff0cDatalog\u5728\u8bb8\u591a\u5176\u4ed6\u9886\u57df\u4e5f\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u4e0d\u540c\u7684\u5e94\u7528\u9886\u57df\u9700\u8981\u4e0d\u540c\u7684Datalog\u6269\u5c55\u548c\u5b9a\u5236\u5316\uff0c\u56e0\u6b64\uff0c\u6df1\u5165\u4e86\u89e3\u7279\u5b9a\u9886\u57df\u7684\u9700\u6c42\u548cDatalog\u76f8\u5173\u7684\u5de5\u5177\u548c\u5e93\u4e5f\u662f\u5f88\u91cd\u8981\u7684\u3002<\/p>\n

      \u5982\u4f55\u4f18\u5316Datalog\u67e5\u8be2\u7684\u6027\u80fd\uff1f<\/strong><\/p>\n

      \u4f18\u5316Datalog\u67e5\u8be2\u7684\u6027\u80fd\u662f\u63d0\u9ad8Datalog\u5e94\u7528\u6548\u7387\u7684\u4e00\u4e2a\u91cd\u8981\u65b9\u9762\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f18\u5316Datalog\u67e5\u8be2\u6027\u80fd\u7684\u65b9\u6cd5\uff1a<\/p>\n

        \n
      1. \n

        \u7d22\u5f15\u4f18\u5316<\/strong>\uff1aDatalog\u67e5\u8be2\u7684\u6027\u80fd\u53d7\u7d22\u5f15\u7684\u5f71\u54cd\u3002\u901a\u8fc7\u4e3aDatalog\u4e2d\u7684\u8c13\u8bcd\u6dfb\u52a0\u9002\u5f53\u7684\u7d22\u5f15\uff0c\u53ef\u4ee5\u52a0\u5feb\u67e5\u8be2\u7684\u6267\u884c\u901f\u5ea6\u3002\u9009\u62e9\u5408\u9002\u7684\u7d22\u5f15\u548c\u5efa\u7acb\u7d22\u5f15\u7684\u7b56\u7565\u662f\u4f18\u5316\u67e5\u8be2\u6027\u80fd\u7684\u91cd\u8981\u8003\u8651\u56e0\u7d20\u3002<\/p>\n<\/li>\n

      2. \n

        \u6570\u636e\u5206\u533a<\/strong>\uff1a\u5c06\u6570\u636e\u5206\u6210\u9002\u5f53\u7684\u5206\u533a\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002\u901a\u8fc7\u5c06\u6570\u636e\u5206\u6563\u5728\u591a\u4e2a\u8282\u70b9\u6216\u673a\u5668\u4e0a\uff0c\u53ef\u4ee5\u5e76\u884c\u6267\u884c\u67e5\u8be2\uff0c\u5e76\u51cf\u5c11\u67e5\u8be2\u8fc7\u7a0b\u4e2d\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<\/li>\n

      3. \n

        \u89c4\u5219\u91cd\u5199<\/strong>\uff1a\u901a\u8fc7\u4f18\u5316\u548c\u91cd\u65b0\u7ec4\u7ec7Datalog\u89c4\u5219\uff0c\u53ef\u4ee5\u6539\u5584\u67e5\u8be2\u6027\u80fd\u3002\u89c4\u5219\u91cd\u5199\u53ef\u4ee5\u51cf\u5c11\u5197\u4f59\u8ba1\u7b97\u548c\u51cf\u5c11\u4e2d\u95f4\u7ed3\u679c\u7684\u89c4\u6a21\uff0c\u4ece\u800c\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002<\/p>\n<\/li>\n

      4. \n

        \u6279\u5904\u7406\u548c\u5f02\u6b65\u5904\u7406<\/strong>\uff1a\u5c06\u591a\u4e2a\u67e5\u8be2\u5408\u5e76\u4e3a\u4e00\u4e2a\u6279\u5904\u7406\u64cd\u4f5c\u6216\u901a\u8fc7\u5f02\u6b65\u65b9\u5f0f\u6267\u884c\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8be2\u7684\u6548\u7387\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u67e5\u8be2\u4e4b\u95f4\u7684\u901a\u4fe1\u5f00\u9500\u548c\u7b49\u5f85\u65f6\u95f4\u3002<\/p>\n<\/li>\n

      5. \n

        \u5185\u5b58\u7ba1\u7406<\/strong>\uff1a\u5408\u7406\u7ba1\u7406\u5185\u5b58\u8d44\u6e90\u5bf9\u4e8e\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u4f7f\u7528\u5408\u9002\u7684\u5185\u5b58\u5206\u914d\u7b56\u7565\u548c\u7f13\u5b58\u6280\u672f\uff0c\u53ef\u4ee5\u51cf\u5c11\u4ece\u78c1\u76d8\u8bfb\u53d6\u6570\u636e\u7684\u6b21\u6570\uff0c\u52a0\u901f\u67e5\u8be2\u6267\u884c\u3002<\/p>\n<\/li>\n<\/ol>\n

        \u8fd9\u4e9b\u662f\u4e00\u4e9b\u4f18\u5316Datalog\u67e5\u8be2\u6027\u80fd\u7684\u5e38\u89c1\u65b9\u6cd5\u3002\u5177\u4f53\u7684\u4f18\u5316\u7b56\u7565\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u548c\u67e5\u8be2\u9700\u6c42\uff0c\u8981\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8fdb\u884c\u9009\u62e9\u548c\u8c03\u6574\u3002\u540c\u65f6\uff0c\u4e0d\u65ad\u5730\u76d1\u6d4b\u548c\u8bc4\u4f30\u67e5\u8be2\u7684\u6027\u80fd\uff0c\u4f18\u5316\u67e5\u8be2\u89c4\u5219\u548c\u7b97\u6cd5\uff0c\u4e5f\u662f\u6301\u7eed\u63d0\u9ad8Datalog\u67e5\u8be2\u6027\u80fd\u7684\u91cd\u8981\u6b65\u9aa4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5bf9\u4e8e\u521d\u5b66\u8005\u6765\u8bf4\uff0c\u5165\u95e8Datalog\u9700\u8981\u7406\u89e3\u5176\u6838\u5fc3\u7406\u5ff5\u548c\u57fa\u672c\u7528\u6cd5\u3002Datalog\u662f\u4e00\u79cd\u58f0\u660e\u5f0f\u903b\u8f91\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u7528\u4e8e […]","protected":false},"author":3,"featured_media":291909,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/291902"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=291902"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/291902\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/291909"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=291902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=291902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=291902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}