{"id":1654,"date":"2026-04-07T23:00:28","date_gmt":"2026-04-07T23:00:28","guid":{"rendered":"https:\/\/www.viz-note.com\/cn\/erd-integrity-validation-checklist-dba\/"},"modified":"2026-04-07T23:00:28","modified_gmt":"2026-04-07T23:00:28","slug":"erd-integrity-validation-checklist-dba","status":"publish","type":"post","link":"https:\/\/www.viz-note.com\/cn\/erd-integrity-validation-checklist-dba\/","title":{"rendered":"\u6570\u636e\u5e93\u7ba1\u7406\u5458\u9a8c\u8bc1\u5b9e\u4f53\u5173\u7cfb\u56fe\u5b8c\u6574\u6027\u7684\u79d8\u5bc6\u6e05\u5355"},"content":{"rendered":"

\u8bbe\u8ba1\u4e00\u4e2a\u5065\u58ee\u7684\u6570\u636e\u5e93\u6a21\u5f0f\u662f\u4efb\u4f55\u8f6f\u4ef6\u7cfb\u7edf\u53ef\u9760\u6027\u7684\u57fa\u7840\u3002\u5b9e\u4f53\u5173\u7cfb\u56fe\uff08ERD\uff09\u4e3a\u6b64\u67b6\u6784\u63d0\u4f9b\u4e86\u84dd\u56fe\uff0c\u5c06\u62bd\u8c61\u7684\u4e1a\u52a1\u9700\u6c42\u8f6c\u5316\u4e3a\u5177\u4f53\u7684\u6570\u636e\u5e93\u7ed3\u6784\u3002\u7136\u800c\uff0c\u7eb8\u4e0a\u6216\u5efa\u6a21\u5de5\u5177\u4e2d\u7684\u56fe\u8868\u5e76\u4e0d\u80fd\u4fdd\u8bc1\u6570\u636e\u5e93\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\u3002\u8bbe\u8ba1\u4e0e\u5b9e\u73b0\u4e4b\u95f4\u7684\u5dee\u8ddd\u5e38\u5e38\u5bfc\u81f4\u6027\u80fd\u74f6\u9888\u3001\u6570\u636e\u4e0d\u4e00\u81f4\uff0c\u4ee5\u53ca\u5728\u751f\u547d\u5468\u671f\u540e\u671f\u4ea7\u751f\u6602\u8d35\u7684\u91cd\u6784\u5de5\u4f5c\u3002<\/p>\n

\u5bf9\u4e8e\u6570\u636e\u5e93\u7ba1\u7406\u5458\uff08DBAs\uff09\u548c\u6570\u636e\u67b6\u6784\u5e08\u800c\u8a00\uff0c\u9a8c\u8bc1\u9636\u6bb5\u662f\u7406\u8bba\u6a21\u578b\u4e0e\u5b9e\u9645\u7ea6\u675f\u4ea4\u6c47\u7684\u5730\u65b9\u3002\u672c\u6307\u5357\u63d0\u4f9b\u4e86\u4e00\u4efd\u5168\u9762\u4e14\u6280\u672f\u6027\u7684\u6e05\u5355\uff0c\u7528\u4e8e\u786e\u4fdd\u5b9e\u4f53\u5173\u7cfb\u56fe\u7684\u5b8c\u6574\u6027\u3002\u6211\u4eec\u5c06\u8d85\u8d8a\u57fa\u672c\u8bed\u6cd5\uff0c\u6df1\u5165\u63a2\u8ba8\u903b\u8f91\u4e00\u81f4\u6027\u3001\u89c4\u8303\u5316\u6807\u51c6\u3001\u7ea6\u675f\u5f3a\u5236\u6267\u884c\u4ee5\u53ca\u6587\u6863\u7f16\u5199\u5b9e\u8df5\u3002\u9075\u5faa\u8fd9\u4e9b\u539f\u5219\uff0c\u60a8\u5c06\u5efa\u7acb\u8d77\u4e00\u4e2a\u575a\u5b9e\u7684\u57fa\u7840\uff0c\u652f\u6301\u7cfb\u7edf\u7684\u53ef\u6269\u5c55\u6027\u548c\u53ef\u7ef4\u62a4\u6027\uff0c\u800c\u65e0\u9700\u4f9d\u8d56\u7279\u5b9a\u7684\u8f6f\u4ef6\u4f9b\u5e94\u5546\u6216\u4e13\u6709\u5de5\u5177\u3002<\/p>\n

\n
\"Whimsical<\/figure>\n<\/div>\n

1. \u7ed3\u6784\u8bed\u6cd5\u4e0e\u6a21\u5f0f\u5b9a\u4e49 \ud83c\udfd7\ufe0f<\/h2>\n

\u9a8c\u8bc1\u7684\u7b2c\u4e00\u5c42\u6d89\u53ca\u56fe\u8868\u7684\u57fa\u672c\u6784\u5efa\u6a21\u5757\u3002\u6bcf\u4e2a\u5b9e\u4f53\u548c\u5173\u7cfb\u90fd\u5fc5\u987b\u9075\u5faa\u4e25\u683c\u7684\u7ed3\u6784\u89c4\u5219\u3002\u5982\u679c\u8bed\u6cd5\u5b58\u5728\u9519\u8bef\uff0c\u751f\u6210\u7684SQL DDL\uff08\u6570\u636e\u5b9a\u4e49\u8bed\u8a00\uff09\u5c06\u5931\u8d25\u6216\u4ea7\u751f\u610f\u5916\u7ed3\u679c\u3002<\/p>\n

    \n
  • \u5b9e\u4f53\u547d\u540d\u89c4\u8303\uff1a<\/strong> \u786e\u4fdd\u6240\u6709\u5b9e\u4f53\u540d\u79f0\u9075\u5faa\u4e00\u81f4\u7684\u547d\u540d\u6807\u51c6\u3002\u5b9e\u4f53\u901a\u5e38\u4f7f\u7528\u5355\u6570\u540d\u8bcd\uff08\u4f8b\u5982\uff0cCustomer<\/code> \u800c\u4e0d\u662f Customers<\/code>\uff09\uff0c\u4ee5\u4e0e\u9762\u5411\u5bf9\u8c61\u5efa\u6a21\u6a21\u5f0f\u4fdd\u6301\u4e00\u81f4\u3002\u907f\u514d\u4f7f\u7528\u7279\u6b8a\u5b57\u7b26\u3001\u7a7a\u683c\u6216\u4fdd\u7559\u5173\u952e\u5b57\u3002<\/li>\n
  • \u8868\u547d\u540d\u4e00\u81f4\u6027\uff1a<\/strong>\u5c06\u5b9e\u4f53\u76f4\u63a5\u6620\u5c04\u4e3a\u8868\u540d\u3002\u9664\u975e\u7279\u5b9a\u7684\u89c4\u8303\u5316\u7b56\u7565\u53e6\u6709\u89c4\u5b9a\uff0c\u5426\u5219\u5e94\u786e\u4fdd\u6620\u5c04\u662f\u4e00\u5bf9\u4e00\u7684\u3002\u68c0\u67e5\u662f\u5426\u5b58\u5728\u547d\u540d\u51b2\u7a81\uff0c\u5373\u4e0d\u540c\u7684\u5b9e\u4f53\u53ef\u80fd\u6620\u5c04\u5230\u76f8\u540c\u7684\u8868\u540d\u3002<\/li>\n
  • \u4e3b\u952e\u8bc6\u522b\uff1a<\/strong> \u6bcf\u5f20\u8868\u90fd\u5fc5\u987b\u5b9a\u4e49\u4e00\u4e2a\u4e3b\u952e\uff08PK\uff09\u3002\u5982\u679c\u6ca1\u6709\u552f\u4e00\u6807\u8bc6\u7b26\uff0c\u884c\u5c06\u65e0\u6cd5\u533a\u5206\uff0c\u4ece\u800c\u5bfc\u81f4\u6570\u636e\u5b8c\u6574\u6027\u8fdd\u89c4\u3002\u786e\u4fdd\u4e3b\u952e\u4e0d\u53ef\u4e3a\u7a7a\u3002<\/li>\n
  • \u5c5e\u6027\u5b8c\u6574\u6027\uff1a<\/strong> \u9a8c\u8bc1\u6bcf\u4e2a\u5b9e\u4f53\u662f\u5426\u90fd\u5df2\u5b9a\u4e49\u5c5e\u6027\u3002\u7a7a\u5b9e\u4f53\u901a\u5e38\u8868\u660e\u5bf9\u4e1a\u52a1\u9886\u57df\u7406\u89e3\u4e0d\u8db3\u6216\u6570\u636e\u6a21\u578b\u4e0d\u5b8c\u6574\u3002<\/li>\n
  • \u6570\u636e\u7c7b\u578b\u7cbe\u786e\u6027\uff1a<\/strong> \u68c0\u67e5\u6570\u636e\u7c7b\u578b\u662f\u5426\u5177\u4f53\u660e\u786e\u3002\u907f\u514d\u4f7f\u7528\u5982 TEXT<\/code> \u6216 INT<\/code> \u8fd9\u7c7b\u901a\u7528\u7c7b\u578b\uff0c\u5c24\u5176\u662f\u5728\u7cbe\u5ea6\u81f3\u5173\u91cd\u8981\u7684\u573a\u666f\u4e2d\u3002\u5e94\u4f7f\u7528 VARCHAR(n)<\/code> \u6307\u5b9a\u957f\u5ea6\uff0c\u4ee5\u53ca\u4f7f\u7528 DECIMAL(p, s)<\/code> \u7528\u4e8e\u8d22\u52a1\u6570\u636e\u3002<\/li>\n<\/ul>\n

    2. \u952e\u3001\u7ea6\u675f\u4e0e\u53c2\u7167\u5b8c\u6574\u6027 \ud83d\udd11<\/h2>\n

    \u952e\u662f\u7ef4\u7cfb\u6570\u636e\u5e93\u7684\u6838\u5fc3\u673a\u5236\u3002\u5916\u952e\uff08FK\uff09\u5728\u8868\u4e4b\u95f4\u5efa\u7acb\u8fde\u63a5\uff0c\u5f3a\u5236\u6267\u884c\u5173\u7cfb\u3002\u9a8c\u8bc1\u8fd9\u4e9b\u7ea6\u675f\u5bf9\u4e8e\u4fdd\u6301\u6570\u636e\u51c6\u786e\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

      \n
    • \u5916\u952e\u5b58\u5728\u6027\uff1a<\/strong> \u786e\u8ba4ERD\u4e2d\u7684\u6bcf\u4e00\u6761\u5173\u7cfb\u7ebf\u90fd\u5bf9\u5e94\u4e8e\u6a21\u5f0f\u4e2d\u7684\u5916\u952e\u7ea6\u675f\u3002\u7f3a\u5931\u7684\u5916\u952e\u4f1a\u7834\u574f\u53c2\u7167\u5b8c\u6574\u6027\uff0c\u5bfc\u81f4\u5b64\u7acb\u8bb0\u5f55\u7684\u51fa\u73b0\u3002<\/li>\n
    • \u5220\u9664\/\u66f4\u65b0\u64cd\u4f5c\uff1a<\/strong> \u5b9a\u4e49\u5f53\u7236\u8bb0\u5f55\u88ab\u5220\u9664\u6216\u66f4\u65b0\u65f6\u6570\u636e\u5e93\u7684\u884c\u4e3a\u3002\u5e38\u89c1\u7684\u64cd\u4f5c\u5305\u62ec\u7ea7\u8054<\/code>, \u8bbe\u4e3a\u7a7a<\/code>\uff0c\u6216\u9650\u5236<\/code>\u3002ERD\u5e94\u660e\u786e\u8bb0\u5f55\u8fd9\u4e9b\u884c\u4e3a\u3002<\/li>\n
    • \u590d\u5408\u952e\uff1a<\/strong> \u5982\u679c\u4e3b\u952e\u7531\u591a\u4e2a\u5217\u7ec4\u6210\uff0c\u8bf7\u9a8c\u8bc1\u6240\u6709\u7ec4\u6210\u90e8\u5206\u90fd\u662f\u5fc5\u8981\u7684\u3002\u907f\u514d\u5197\u4f59\u3002\u68c0\u67e5\u5f15\u7528\u590d\u5408\u952e\u7684\u5916\u952e\u662f\u5426\u5305\u542b\u4e86\u7236\u952e\u7684\u6240\u6709\u5217\u3002<\/li>\n
    • \u552f\u4e00\u6027\u7ea6\u675f\uff1a<\/strong> \u8bc6\u522b\u8868\u4e2d\u5fc5\u987b\u552f\u4e00\u4f46\u4e0d\u662f\u4e3b\u952e\u7684\u5b57\u6bb5\u3002\u4f8b\u5982\uff0c\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u6216\u8eab\u4efd\u8bc1\u53f7\u7801\u3002\u786e\u4fdd\u8fd9\u4e9b\u5b57\u6bb5\u5728\u8bbe\u8ba1\u4e2d\u6807\u8bb0\u4e3a\u552f\u4e00<\/code>\u3002<\/li>\n
    • \u68c0\u67e5\u7ea6\u675f\uff1a<\/strong> \u9a8c\u8bc1\u4ec5\u9760\u6570\u636e\u7c7b\u578b\u65e0\u6cd5\u5f3a\u5236\u6267\u884c\u7684\u4efb\u4f55\u4e1a\u52a1\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u5e74\u9f84\u8303\u56f4\u3001\u72b6\u6001\u7801\u6216\u767e\u5206\u6bd4\u9650\u5236\u3002<\/li>\n<\/ul>\n

      3. \u57fa\u6570\u548c\u5173\u7cfb\u903b\u8f91 \ud83d\udd04<\/h2>\n

      \u5173\u7cfb\u5b9a\u4e49\u4e86\u5b9e\u4f53\u4e4b\u95f4\u7684\u4ea4\u4e92\u65b9\u5f0f\u3002\u57fa\u6570\u6307\u5b9a\u4e86\u4e00\u4e2a\u5b9e\u4f53\u7684\u5b9e\u4f8b\u4e0e\u53e6\u4e00\u4e2a\u5b9e\u4f53\u7684\u5b9e\u4f8b\u4e4b\u95f4\u53ef\u4ee5\u5173\u8054\u7684\u6700\u5c0f\u548c\u6700\u5927\u6570\u91cf\u3002\u8bef\u89e3\u57fa\u6570\u662f\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u6216\u5197\u4f59\u7684\u5e38\u89c1\u539f\u56e0\u3002<\/p>\n

        \n
      • \u4e00\u5bf9\u4e00\uff081:1\uff09\uff1a<\/strong> \u5f53\u4e00\u4e2a\u8868\u4e2d\u7684\u8bb0\u5f55\u4e0e\u53e6\u4e00\u4e2a\u8868\u4e2d\u7684\u8bb0\u5f55\u4e00\u4e00\u5bf9\u5e94\u65f6\u4f7f\u7528\u3002\u9a8c\u8bc1\u8fd9\u79cd\u60c5\u51b5\u662f\u5426\u771f\u6b63\u5fc5\u8981\uff0c\u800c\u4e0d\u662f\u5e94\u8be5\u5408\u5e76\u8868\u7684\u60c5\u51b5\u3002<\/li>\n
      • \u4e00\u5bf9\u591a\uff081:N\uff09\uff1a<\/strong> \u6700\u5e38\u89c1\u7684\u5173\u7cfb\u3002\u9a8c\u8bc1\u5916\u952e\u662f\u5426\u4f4d\u4e8e\u201c\u591a\u201d\u65b9\u7684\u8868\u4e2d\u3002\u5982\u679c\u5173\u7cfb\u662f\u53ef\u9009\u7684\uff0c\u786e\u4fdd\u5916\u952e\u53ef\u4e3a\u7a7a\u3002<\/li>\n
      • \u591a\u5bf9\u591a\uff08M:N\uff09\uff1a<\/strong> \u76f4\u63a5\u7684\u591a\u5bf9\u591a\u5173\u7cfb\u5728\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e2d\u5728\u7269\u7406\u4e0a\u662f\u4e0d\u53ef\u80fd\u7684\u3002\u5b83\u4eec\u5fc5\u987b\u88ab\u89e3\u6790\u4e3a\u4e00\u4e2a\u5173\u8054\u5b9e\u4f53\uff08\u8fde\u63a5\u8868\uff09\uff0c\u8be5\u8868\u5305\u542b\u4e24\u4e2a\u5916\u952e\u3002<\/li>\n
      • \u53ef\u9009\u4e0e\u5fc5\u9009\uff1a<\/strong> \u660e\u786e\u533a\u5206\u53ef\u9009\u5173\u7cfb\uff08\u5916\u952e\u53ef\u4e3a\u7a7a\uff09\u548c\u5fc5\u9009\u5173\u7cfb\uff08\u5916\u952e\u4e0d\u80fd\u4e3a\u7a7a\uff09\u3002\u8fd9\u4f1a\u5f71\u54cd\u6570\u636e\u5f55\u5165\u7684\u8981\u6c42\u3002<\/li>\n
      • \u9012\u5f52\u5173\u7cfb\uff1a<\/strong> \u5bf9\u4e8e\u4e0e\u81ea\u8eab\u76f8\u5173\u7684\u5b9e\u4f53\uff08\u4f8b\u5982\uff0c\u5458\u5de5\u7ba1\u7406\u5176\u4ed6\u5458\u5de5\uff09\uff0c\u786e\u4fdd\u5916\u952e\u6307\u5411\u540c\u4e00\u8868\u7684\u4e3b\u952e\u3002<\/li>\n<\/ul>\n

        4. \u89c4\u8303\u5316\u4e0e\u6570\u636e\u5197\u4f59 \ud83d\udcc9<\/h2>\n

        \u89c4\u8303\u5316\u51cf\u5c11\u4e86\u6570\u636e\u5197\u4f59\u5e76\u63d0\u9ad8\u4e86\u5b8c\u6574\u6027\u3002\u867d\u7136\u6027\u80fd\u8c03\u4f18\u6709\u65f6\u9700\u8981\u53cd\u89c4\u8303\u5316\uff0c\u4f46\u57fa\u7840\u8bbe\u8ba1\u5e94\u4fdd\u6301\u89c4\u8303\u5316\u3002<\/p>\n

          \n
        • \u7b2c\u4e00\u8303\u5f0f\uff081NF\uff09\uff1a<\/strong> \u786e\u4fdd\u539f\u5b50\u6027\u3002\u5355\u4e2a\u5355\u5143\u683c\u5185\u4e0d\u5f97\u6709\u91cd\u590d\u7ec4\u6216\u6570\u7ec4\u3002\u6bcf\u4e00\u5217\u90fd\u5e94\u53ea\u5305\u542b\u4e00\u4e2a\u503c\u3002<\/li>\n
        • \u7b2c\u4e8c\u8303\u5f0f\uff082NF\uff09\uff1a<\/strong> \u6240\u6709\u975e\u952e\u5c5e\u6027\u5fc5\u987b\u4f9d\u8d56\u4e8e\u6574\u4e2a\u4e3b\u952e\u3002\u5728\u590d\u5408\u952e\u4e2d\uff0c\u9700\u68c0\u67e5\u662f\u5426\u5b58\u5728\u90e8\u5206\u4f9d\u8d56\u3002<\/li>\n
        • \u7b2c\u4e09\u8303\u5f0f\uff083NF\uff09\uff1a<\/strong> \u975e\u952e\u5c5e\u6027\u5fc5\u987b\u4ec5\u4f9d\u8d56\u4e8e\u4e3b\u952e\u3002\u79fb\u9664\u4f20\u9012\u4f9d\u8d56\uff0c\u5373\u4e00\u4e2a\u5c5e\u6027\u4f9d\u8d56\u4e8e\u53e6\u4e00\u4e2a\u975e\u952e\u5c5e\u6027\u7684\u60c5\u51b5\u3002<\/li>\n
        • \u535a\u4f0a\u65af-\u79d1\u5fb7\u8303\u5f0f\uff08BCNF\uff09\uff1a<\/strong> 3NF \u7684\u66f4\u4e25\u683c\u7248\u672c\u3002\u786e\u4fdd\u6bcf\u4e2a\u51b3\u5b9a\u56e0\u7d20\u90fd\u662f\u5019\u9009\u952e\u3002\u8fd9\u5bf9\u590d\u6742\u6a21\u5f0f\u81f3\u5173\u91cd\u8981\u3002<\/li>\n
        • \u53cd\u89c4\u8303\u5316\u5ba1\u67e5\uff1a<\/strong> \u5982\u679c\u8bbe\u8ba1\u4e2d\u5305\u542b\u53cd\u89c4\u8303\u5316\u7684\u8868\uff0c\u8bf7\u9a8c\u8bc1\u5197\u4f59\u662f\u5426\u4e3a\u6709\u610f\u4e3a\u4e4b\u4e14\u5df2\u8bb0\u5f55\u3002\u9700\u89c4\u5212\u4f7f\u7528\u89e6\u53d1\u5668\u6216\u5e94\u7528\u903b\u8f91\u6765\u4fdd\u6301\u5197\u4f59\u6570\u636e\u7684\u540c\u6b65\u3002<\/li>\n<\/ul>\n

          5. \u547d\u540d\u89c4\u8303\u4e0e\u53ef\u8bfb\u6027 \ud83d\udcdd<\/h2>\n

          \u547d\u540d\u7684\u4e00\u81f4\u6027\u53ef\u9632\u6b62\u5f00\u53d1\u4eba\u5458\u548c\u7ba1\u7406\u5458\u4e4b\u95f4\u7684\u6df7\u6dc6\u3002\u6df7\u4e71\u7684\u547d\u540d\u7ea6\u5b9a\u4f1a\u5bfc\u81f4\u5f00\u53d1\u548c\u7ef4\u62a4\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u9519\u8bef\u3002<\/p>\n

            \n
          • \u86c7\u5f62\u547d\u540d\u6cd5\u4e0e\u9a7c\u5cf0\u547d\u540d\u6cd5\uff1a<\/strong> \u91c7\u7528\u7edf\u4e00\u6807\u51c6\uff08\u4f8b\u5982\uff0csnake_case<\/code> \u7528\u4e8e\u8868\uff0cPascalCase<\/code> \u7528\u4e8e\u5b9e\u4f53\uff09\u3002\u5728\u6570\u636e\u5b57\u5178\u4e2d\u8bb0\u5f55\u6b64\u89c4\u5219\u3002<\/li>\n
          • \u524d\u7f00\u548c\u540e\u7f00\uff1a<\/strong> \u4e3a\u7279\u5b9a\u7c7b\u578b\u7684\u8868\u4f7f\u7528\u6807\u51c6\u524d\u7f00\uff0c\u4f8b\u5982 tbl_<\/code> \u7528\u4e8e\u8868\uff0c\u6216 v_<\/code> \u7528\u4e8e\u89c6\u56fe\u3002\u907f\u514d\u4f7f\u7528\u5c06\u6a21\u5f0f\u4e0e\u7279\u5b9a\u6570\u636e\u5e93\u5f15\u64ce\u7ed1\u5b9a\u7684\u4e13\u6709\u524d\u7f00\u3002<\/li>\n
          • \u7f29\u5199\u63a7\u5236\uff1a<\/strong> \u5c06\u7f29\u5199\u9650\u5236\u5728\u5e7f\u4e3a\u4eba\u77e5\u7684\u884c\u4e1a\u6807\u51c6\u8303\u56f4\u5185\u3002\u5728\u6587\u6863\u4e2d\u5b9a\u4e49\u6240\u6709\u7f29\u5199\u3002\u907f\u514d\u4f7f\u7528\u5185\u90e8\u672f\u8bed\u3002<\/li>\n
          • \u5c5e\u6027\u540d\u79f0\u7684\u4e00\u81f4\u6027\uff1a<\/strong> \u786e\u4fdd\u8de8\u8868\u5177\u6709\u76f8\u540c\u542b\u4e49\u7684\u5c5e\u6027\u5177\u6709\u4e00\u81f4\u7684\u540d\u79f0\uff08\u4f8b\u5982\uff0ccreated_at<\/code> \u5bf9\u6bd4 \u521b\u5efa\u65e5\u671f<\/code>). \u7edf\u4e00\u4f7f\u7528\u4e00\u79cd\u683c\u5f0f\u3002<\/li>\n<\/ul>\n

            6. \u6027\u80fd\u4e0e\u7d22\u5f15\u8003\u8651 \ud83d\ude80<\/h2>\n

            \u867d\u7136ERD\u4e3b\u8981\u662f\u903b\u8f91\u6027\u7684\uff0c\u4f46\u4e5f\u5fc5\u987b\u8003\u8651\u7269\u7406\u6027\u80fd\u3002\u4e00\u4e2a\u65e0\u6cd5\u627f\u53d7\u8d1f\u8f7d\u7684\u7cbe\u7f8e\u8bbe\u8ba1\u5c31\u662f\u5931\u8d25\u7684\u8bbe\u8ba1\u3002<\/p>\n

              \n
            • \u5916\u952e\u7d22\u5f15\uff1a<\/strong>\u5916\u952e\u51e0\u4e4e\u603b\u662f\u5e94\u8be5\u88ab\u7d22\u5f15\u3002\u8fd9\u53ef\u4ee5\u52a0\u5feb\u8fde\u63a5\u64cd\u4f5c\u5e76\u786e\u4fdd\u5f15\u7528\u5b8c\u6574\u6027\u3002\u68c0\u67e5ERD\u662f\u5426\u6807\u660e\u4e86\u5916\u952e\u5217\u4e0a\u7684\u7d22\u5f15\u3002<\/li>\n
            • \u641c\u7d22\u5217\uff1a<\/strong> \u8bc6\u522b\u5728\u4ee5\u4e0b\u60c5\u51b5\u4e2d\u9891\u7e41\u4f7f\u7528\u7684\u5217\uff1aWHERE<\/code> \u5b50\u53e5\u6216 JOIN<\/code> \u6761\u4ef6\u3002\u786e\u4fdd\u5728\u8bbe\u8ba1\u8ba1\u5212\u4e2d\u5bf9\u8fd9\u4e9b\u5217\u8fdb\u884c\u4e86\u7d22\u5f15\u3002<\/li>\n
            • \u5206\u533a\u7b56\u7565\uff1a<\/strong> \u5bf9\u4e8e\u5927\u8868\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u5206\u533a\u952e\u3002ERD\u5e94\u7a81\u51fa\u663e\u793a\u51b3\u5b9a\u6570\u636e\u5206\u5e03\u7684\u5217\u3002<\/li>\n
            • \u907f\u514d\u8fc7\u5ea6\u7d22\u5f15\uff1a<\/strong> \u7d22\u5f15\u8d8a\u591a\uff0c\u5199\u5165\u8d8a\u6162\u3002\u9a8c\u8bc1\u7d22\u5f15\u662f\u5426\u5fc5\u8981\uff0c\u662f\u5426\u91cd\u590d\u3002<\/li>\n<\/ul>\n

              7. \u6587\u6863\u4e0e\u7248\u672c\u63a7\u5236 \ud83d\udcc2<\/h2>\n

              \u6ca1\u6709\u6587\u6863\u7684\u6a21\u578b\u662f\u4e00\u79cd\u98ce\u9669\u3002ERD\u5fc5\u987b\u88ab\u89c6\u4e3a\u968f\u7cfb\u7edf\u6f14\u8fdb\u7684\u52a8\u6001\u6587\u6863\u3002<\/p>\n

                \n
              • \u6570\u636e\u5b57\u5178\uff1a<\/strong> \u4e3a\u6bcf\u4e2a\u8868\u548c\u5217\u7ef4\u62a4\u8be6\u7ec6\u7684\u63cf\u8ff0\u3002\u5305\u62ec\u4e1a\u52a1\u5b9a\u4e49\u3001\u6570\u636e\u7c7b\u578b\u548c\u7ea6\u675f\u6761\u4ef6\u3002<\/li>\n
              • \u53d8\u66f4\u5386\u53f2\uff1a<\/strong> \u8bb0\u5f55\u5bf9\u6a21\u5f0f\u7684\u6bcf\u4e00\u6b21\u53d8\u66f4\u3002\u6ce8\u660e\u53d8\u66f4\u65e5\u671f\u3001\u4f5c\u8005\u548c\u539f\u56e0\u3002\u8fd9\u5bf9\u8c03\u8bd5\u548c\u5ba1\u8ba1\u81f3\u5173\u91cd\u8981\u3002<\/li>\n
              • \u89c6\u89c9\u6e05\u6670\u5ea6\uff1a<\/strong> \u786e\u4fdd\u56fe\u8868\u6e05\u6670\u53ef\u8bfb\u3002\u5c3d\u53ef\u80fd\u907f\u514d\u7ebf\u6761\u4ea4\u53c9\u3002\u4f7f\u7528\u5206\u7ec4\u6765\u533a\u5206\u903b\u8f91\u57df\u3002<\/li>\n
              • \u7248\u672c\u6807\u7b7e\uff1a<\/strong> \u4e3aERD\u672c\u8eab\u5206\u914d\u7248\u672c\u53f7\u3002\u5728\u672a\u5f52\u6863\u65e7\u7248\u672c\u7684\u60c5\u51b5\u4e0b\uff0c\u4e0d\u8981\u8986\u76d6\u524d\u4e00\u7248\u672c\u3002<\/li>\n<\/ul>\n

                \u9a8c\u8bc1\u68c0\u67e5\u6e05\u5355\u6458\u8981 \ud83d\udccb<\/h2>\n

                \u4f7f\u7528\u6b64\u8868\u683c\u5728\u5c06\u6a21\u5f0f\u90e8\u7f72\u5230\u751f\u4ea7\u73af\u5883\u524d\u8ddf\u8e2a\u60a8\u7684\u9a8c\u8bc1\u8fdb\u5ea6\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
                \u7c7b\u522b<\/th>\n\u68c0\u67e5\u9879\u76ee<\/th>\n\u72b6\u6001<\/th>\n\u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n
                \u7ed3\u6784<\/td>\n\u6240\u6709\u8868\u90fd\u6709\u4e3b\u952e<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u7ed3\u6784<\/td>\n\u4e3b\u952e\u4e0d\u80fd\u4e3a\u7a7a<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u952e<\/td>\n\u5916\u952e\u4e0e\u7236\u8868\u4e3b\u952e\u5339\u914d<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u952e<\/td>\n\u53c2\u7167\u52a8\u4f5c\u5df2\u5b9a\u4e49<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u5173\u7cfb<\/td>\n\u591a\u5bf9\u591a\u5173\u7cfb\u5df2\u8f6c\u6362\u4e3a\u8fde\u63a5\u8868<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u5173\u7cfb<\/td>\n\u57fa\u6570\uff08\u6700\u5c0f\/\u6700\u5927\uff09\u5df2\u5b9a\u4e49<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u89c4\u8303\u5316<\/td>\n\u65e0\u4f20\u9012\u4f9d\u8d56<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u89c4\u8303\u5316<\/td>\n\u539f\u5b50\u503c\uff08\u7b2c\u4e00\u8303\u5f0f\uff09<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u6027\u80fd<\/td>\n\u5916\u952e\u5217\u5df2\u5efa\u7acb\u7d22\u5f15<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u6587\u6863<\/td>\n\u5217\u63cf\u8ff0\u5df2\u5b58\u5728<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u5e38\u89c1\u9677\u9631\u4e0e\u9519\u8bef \u26a0\ufe0f<\/h2>\n

                \u907f\u514d\u8fd9\u4e9b\u4f1a\u635f\u5bb3\u56fe\u8868\u5b8c\u6574\u6027\u7684\u5e38\u89c1\u9519\u8bef\u3002<\/p>\n\n\n\n\n\n\n\n\n\n
                \u9519\u8bef\u7c7b\u578b<\/th>\n\u63cf\u8ff0<\/th>\n\u5f71\u54cd<\/th>\n<\/tr>\n<\/thead>\n
                \u7f3a\u5c11\u5916\u952e<\/td>\n\u5173\u7cfb\u5728\u89c6\u89c9\u4e0a\u5b58\u5728\uff0c\u4f46\u6570\u636e\u5e93\u4e2d\u6ca1\u6709\u7ea6\u675f<\/td>\n\u5b64\u7acb\u8bb0\u5f55\uff0c\u6570\u636e\u635f\u574f<\/td>\n<\/tr>\n
                \u5197\u4f59\u4e3b\u952e<\/td>\n\u5b58\u5728\u591a\u4e2a\u5019\u9009\u952e\u4f46\u672a\u660e\u786e\u9009\u62e9<\/td>\n\u6df7\u6dc6\uff0c\u6027\u80fd\u95ee\u9898<\/td>\n<\/tr>\n
                \u5faa\u73af\u4f9d\u8d56<\/td>\n\u8868A\u5f15\u7528B\uff0cB\u5f15\u7528A\uff0cA\u518d\u6b21\u5f15\u7528B<\/td>\n\u90e8\u7f72\u5931\u8d25\uff0c\u6b7b\u9501\u98ce\u9669<\/td>\n<\/tr>\n
                \u9690\u5f0f\u5173\u7cfb<\/td>\n\u903b\u8f91\u88ab\u6697\u793a\u4f46\u672a\u660e\u786e\u5efa\u6a21<\/td>\n\u5e94\u7528\u7a0b\u5e8f\u9519\u8bef\uff0c\u6570\u636e\u6a21\u7cca<\/td>\n<\/tr>\n
                \u8fc7\u5ea6\u57fa\u6570<\/td>\n\u5173\u7cfb\u88ab\u6807\u8bb0\u4e3a1:1\uff0c\u4f46\u5b9e\u9645\u4e0a\u4e3a1:N<\/td>\n\u6570\u636e\u4e22\u5931\uff0c\u65e0\u6cd5\u5b58\u50a8\u591a\u4e2a\u503c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u5b9e\u65bd\u4e0e\u6d4b\u8bd5\u7b56\u7565 \ud83e\uddea<\/h2>\n

                \u9a8c\u8bc1\u4e0d\u4f1a\u5728\u56fe\u8868\u9636\u6bb5\u7ed3\u675f\uff0c\u800c\u662f\u4f1a\u6301\u7eed\u5230\u5b9e\u65bd\u9636\u6bb5\u3002<\/p>\n

                  \n
                • \u6a21\u5f0f\u751f\u6210\uff1a<\/strong> \u4f7f\u7528ERD\u751f\u6210DDL\u811a\u672c\u3002\u624b\u52a8\u5ba1\u67e5\u751f\u6210\u7684SQL\u3002\u81ea\u52a8\u5316\u5de5\u5177\u53ef\u80fd\u4f1a\u5f15\u5165\u9519\u8bef\u6216\u5047\u8bbe\u3002<\/li>\n
                • \u6570\u636e\u8fc1\u79fb\u6d4b\u8bd5\uff1a<\/strong> \u4f7f\u7528\u6837\u672c\u6570\u636e\u96c6\u6d4b\u8bd5\u6a21\u5f0f\u3002\u786e\u4fdd\u6570\u636e\u80fd\u6b63\u786e\u52a0\u8f7d\u4e14\u5173\u7cfb\u4fdd\u6301\u6709\u6548\u3002<\/li>\n
                • \u7ea6\u675f\u5f3a\u5236\u6267\u884c\uff1a<\/strong> \u7f16\u5199\u811a\u672c\u6545\u610f\u8fdd\u53cd\u7ea6\u675f\u6761\u4ef6\u3002\u786e\u4fdd\u6570\u636e\u5e93\u80fd\u6309\u9884\u671f\u62d2\u7edd\u8fd9\u4e9b\u6570\u636e\u3002<\/li>\n
                • \u8fde\u63a5\u6d4b\u8bd5\uff1a<\/strong> \u6267\u884c\u590d\u6742\u7684\u8fde\u63a5\u64cd\u4f5c\uff0c\u4ee5\u9a8c\u8bc1\u5173\u7cfb\u662f\u5426\u8fd4\u56de\u6b63\u786e\u7684\u7ed3\u679c\u96c6\u3002\u68c0\u67e5\u56e0\u7f3a\u5c11\u7ea6\u675f\u800c\u4ea7\u751f\u7684\u7b1b\u5361\u5c14\u79ef\u95ee\u9898\u3002<\/li>\n
                • \u6027\u80fd\u5206\u6790\uff1a<\/strong> \u5728\u751f\u4ea7\u90e8\u7f72\u524d\uff0c\u5bf9\u6a21\u5f0f\u8fd0\u884c\u67e5\u8be2\uff0c\u4ee5\u8bc6\u522b\u7f3a\u5931\u7684\u7d22\u5f15\u6216\u4f4e\u6548\u7684\u8fde\u63a5\u8def\u5f84\u3002<\/li>\n<\/ul>\n

                  \u6301\u7eed\u7ef4\u62a4 \ud83d\udd04<\/h2>\n

                  \u7ecf\u8fc7\u9a8c\u8bc1\u7684ERD\u5e76\u975e\u4e00\u52b3\u6c38\u9038\u7684\u6210\u679c\u3002\u968f\u7740\u4e1a\u52a1\u9700\u6c42\u7684\u53d8\u5316\uff0c\u9700\u8981\u6301\u7eed\u5173\u6ce8\u548c\u7ef4\u62a4\u3002<\/p>\n

                    \n
                  • \u8bc4\u5ba1\u5468\u671f\uff1a<\/strong> \u5b89\u6392\u4e0e\u5229\u76ca\u76f8\u5173\u65b9\u5b9a\u671f\u8bc4\u5ba1\u6a21\u5f0f\u3002\u4e1a\u52a1\u89c4\u5219\u4f1a\u53d8\u5316\uff0c\u6570\u636e\u6a21\u578b\u5fc5\u987b\u968f\u4e4b\u8c03\u6574\u3002<\/li>\n
                  • \u5f03\u7528\uff1a<\/strong> \u5728\u5220\u9664\u4e4b\u524d\uff0c\u5148\u6807\u8bb0\u672a\u4f7f\u7528\u7684\u8868\u6216\u5217\u4e3a\u5f03\u7528\u3002\u8fd9\u53ef\u4ee5\u9632\u6b62\u5bf9\u4f9d\u8d56\u5e94\u7528\u9020\u6210\u7834\u574f\u6027\u53d8\u66f4\u3002<\/li>\n
                  • \u53cd\u9988\u5faa\u73af\uff1a<\/strong> \u6536\u96c6\u4f7f\u7528API\u6216\u5e94\u7528\u5c42\u7684\u5f00\u53d1\u4eba\u5458\u7684\u53cd\u9988\u3002\u4ed6\u4eec\u901a\u5e38\u80fd\u53d1\u73b0\u56fe\u793a\u4e2d\u65e0\u6cd5\u4f53\u73b0\u7684\u903b\u8f91\u6f0f\u6d1e\u3002<\/li>\n
                  • \u5ba1\u8ba1\u65e5\u5fd7\uff1a<\/strong> \u5728\u654f\u611f\u8868\u4e0a\u542f\u7528\u5ba1\u8ba1\u529f\u80fd\u3002\u8bb0\u5f55\u662f\u8c01\u5728\u4f55\u65f6\u4fee\u6539\u4e86\u6570\u636e\u3002<\/li>\n<\/ul>\n

                    \u6280\u672f\u6807\u51c6\u4e0e\u5408\u89c4\u6027 \ud83d\udee1\ufe0f<\/h2>\n

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                      \n
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                    • \u4fdd\u7559\u7b56\u7565\uff1a<\/strong> \u8bbe\u8ba1\u8868\u4ee5\u652f\u6301\u6570\u636e\u4fdd\u7559\u548c\u5f52\u6863\u3002\u5305\u542b\u7528\u4e8e\u4fdd\u7559\u671f\u9650\u7684\u5217\u3002<\/li>\n
                    • \u5ba1\u8ba1\u8ffd\u8e2a\uff1a<\/strong> \u786e\u4fdd\u6bcf\u4e2a\u4e8b\u52a1\u6027\u8868\u90fd\u6709\u8ffd\u8e2a\u53d8\u66f4\u7684\u673a\u5236\uff08\u4f8b\u5982\uff0c\u66f4\u65b0\u8005<\/code>, \u66f4\u65b0\u65f6\u95f4<\/code>).<\/li>\n
                    • \u5907\u4efd\u7b56\u7565\uff1a<\/strong> \u6a21\u5f0f\u8bbe\u8ba1\u5e94\u652f\u6301\u65f6\u95f4\u70b9\u6062\u590d\u3002\u907f\u514d\u8bbe\u8ba1\u51fa\u65e0\u6cd5\u521b\u5efa\u5feb\u7167\u7684\u65b9\u6848\u3002<\/li>\n<\/ul>\n

                      \u5173\u4e8e\u5b8c\u6574\u6027\u7684\u6700\u540e\u601d\u8003 \ud83c\udfaf<\/h2>\n

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