{"id":1658,"date":"2026-04-07T23:00:28","date_gmt":"2026-04-07T23:00:28","guid":{"rendered":"https:\/\/www.viz-note.com\/tw\/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\/tw\/erd-integrity-validation-checklist-dba\/","title":{"rendered":"\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\u9a57\u8b49\u5be6\u9ad4\u95dc\u4fc2\u5716\u5b8c\u6574\u6027\u7684\u79d8\u5bc6\u6e05\u55ae"},"content":{"rendered":"

\u8a2d\u8a08\u7a69\u5065\u7684\u8cc7\u6599\u5eab\u7d50\u69cb\u662f\u4efb\u4f55\u8edf\u9ad4\u7cfb\u7d71\u53ef\u9760\u6027\u7684\u57fa\u790e\u3002\u5be6\u9ad4\u95dc\u4fc2\u5716\uff08ERD\uff09\u70ba\u6b64\u67b6\u69cb\u63d0\u4f9b\u4e86\u85cd\u5716\uff0c\u5c07\u62bd\u8c61\u7684\u696d\u52d9\u9700\u6c42\u8f49\u5316\u70ba\u5177\u9ad4\u7684\u8cc7\u6599\u7d50\u69cb\u3002\u7136\u800c\uff0c\u7d19\u4e0a\u6216\u5efa\u6a21\u5de5\u5177\u4e2d\u7684\u5716\u8868\u4e26\u4e0d\u80fd\u4fdd\u8b49\u7522\u751f\u529f\u80fd\u6b63\u5e38\u7684\u8cc7\u6599\u5eab\u3002\u8a2d\u8a08\u8207\u5be6\u4f5c\u4e4b\u9593\u7684\u843d\u5dee\uff0c\u7d93\u5e38\u5c0e\u81f4\u6548\u80fd\u74f6\u9838\u3001\u8cc7\u6599\u4e0d\u4e00\u81f4\uff0c\u4ee5\u53ca\u5728\u751f\u547d\u5468\u671f\u5f8c\u671f\u7522\u751f\u6602\u8cb4\u7684\u91cd\u69cb\u5de5\u4f5c\u3002<\/p>\n

\u5c0d\u65bc\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\uff08DBAs\uff09\u8207\u8cc7\u6599\u67b6\u69cb\u5e2b\u800c\u8a00\uff0c\u9a57\u8b49\u968e\u6bb5\u6b63\u662f\u7406\u8ad6\u6a21\u578b\u8207\u5be6\u969b\u9650\u5236\u4ea4\u6703\u4e4b\u8655\u3002\u672c\u6307\u5357\u63d0\u4f9b\u4e00\u4efd\u5168\u9762\u4e14\u6280\u8853\u6027\u7684\u6e05\u55ae\uff0c\u4ee5\u78ba\u4fdd\u5be6\u9ad4\u95dc\u4fc2\u5716\u7684\u5b8c\u6574\u6027\u3002\u6211\u5011\u5c07\u8d85\u8d8a\u57fa\u672c\u8a9e\u6cd5\uff0c\u6df1\u5165\u6aa2\u8996\u908f\u8f2f\u4e00\u81f4\u6027\u3001\u898f\u7bc4\u5316\u6a19\u6e96\u3001\u7d04\u675f\u57f7\u884c\u8207\u6587\u4ef6\u7de8\u5beb\u5be6\u52d9\u3002\u9075\u5faa\u9019\u4e9b\u539f\u5247\uff0c\u60a8\u5c07\u5efa\u7acb\u7a69\u56fa\u7684\u57fa\u790e\uff0c\u652f\u63f4\u7cfb\u7d71\u7684\u53ef\u64f4\u5c55\u6027\u8207\u53ef\u7dad\u8b77\u6027\uff0c\u800c\u4e0d\u5fc5\u4f9d\u8cf4\u7279\u5b9a\u8edf\u9ad4\u4f9b\u61c9\u5546\u6216\u5c08\u6709\u5de5\u5177\u3002<\/p>\n

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

1. \u7d50\u69cb\u8a9e\u6cd5\u8207\u8cc7\u6599\u5eab\u7d50\u69cb\u5b9a\u7fa9 \ud83c\udfd7\ufe0f<\/h2>\n

\u9a57\u8b49\u7684\u7b2c\u4e00\u5c64\u6d89\u53ca\u5716\u8868\u7684\u57fa\u672c\u69cb\u5efa\u55ae\u5143\u3002\u6bcf\u500b\u5be6\u9ad4\u8207\u95dc\u4fc2\u90fd\u5fc5\u9808\u9075\u5b88\u56b4\u683c\u7684\u7d50\u69cb\u898f\u5247\u3002\u82e5\u8a9e\u6cd5\u6709\u8aa4\uff0c\u7522\u751f\u7684 SQL DDL\uff08\u8cc7\u6599\u5b9a\u7fa9\u8a9e\u8a00\uff09\u5c07\u5931\u6557\u6216\u7522\u751f\u9810\u671f\u4e4b\u5916\u7684\u7d50\u679c\u3002<\/p>\n

    \n
  • \u5be6\u9ad4\u547d\u540d\u6163\u4f8b\uff1a<\/strong> \u78ba\u4fdd\u6240\u6709\u5be6\u9ad4\u540d\u7a31\u9075\u5faa\u4e00\u81f4\u7684\u547d\u540d\u6a19\u6e96\u3002\u5be6\u9ad4\u901a\u5e38\u5efa\u8b70\u4f7f\u7528\u55ae\u6578\u540d\u8a5e\uff08\u4f8b\u5982\uff0c\u5ba2\u6236<\/code> \u800c\u975e \u5ba2\u6236\u5011<\/code>\uff09\uff0c\u4ee5\u7b26\u5408\u7269\u4ef6\u5c0e\u5411\u5efa\u6a21\u6a21\u5f0f\u3002\u907f\u514d\u4f7f\u7528\u7279\u6b8a\u5b57\u5143\u3001\u7a7a\u683c\u6216\u4fdd\u7559\u95dc\u9375\u5b57\u3002<\/li>\n
  • \u8cc7\u6599\u8868\u547d\u540d\u4e00\u81f4\u6027\uff1a<\/strong>\u5c07\u5be6\u9ad4\u76f4\u63a5\u5c0d\u61c9\u81f3\u8cc7\u6599\u8868\u540d\u7a31\u3002\u78ba\u8a8d\u5c0d\u61c9\u95dc\u4fc2\u70ba\u4e00\u4e00\u5c0d\u61c9\uff0c\u9664\u975e\u7279\u5b9a\u898f\u7bc4\u5316\u7b56\u7565\u53e6\u6709\u898f\u5b9a\u3002\u6aa2\u67e5\u662f\u5426\u5b58\u5728\u547d\u540d\u885d\u7a81\uff0c\u5373\u4e0d\u540c\u5be6\u9ad4\u53ef\u80fd\u5c0d\u61c9\u81f3\u76f8\u540c\u8cc7\u6599\u8868\u540d\u7a31\u7684\u60c5\u6cc1\u3002<\/li>\n
  • \u4e3b\u9375\u8b58\u5225\uff1a<\/strong> \u6bcf\u500b\u8cc7\u6599\u8868\u90fd\u5fc5\u9808\u5b9a\u7fa9\u4e3b\u9375\uff08PK\uff09\u3002\u82e5\u7121\u552f\u4e00\u8b58\u5225\u7b26\uff0c\u8cc7\u6599\u5217\u5c07\u7121\u6cd5\u5340\u5206\uff0c\u5c0e\u81f4\u8cc7\u6599\u5b8c\u6574\u6027\u9055\u898f\u3002\u78ba\u4fdd\u4e3b\u9375\u4e0d\u53ef\u70ba\u7a7a\u503c\u3002<\/li>\n
  • \u5c6c\u6027\u5b8c\u6574\u6027\uff1a<\/strong> \u78ba\u8a8d\u6bcf\u500b\u5be6\u9ad4\u90fd\u5df2\u5b9a\u7fa9\u5c6c\u6027\u3002\u7a7a\u5be6\u9ad4\u901a\u5e38\u8868\u793a\u5c0d\u696d\u52d9\u9818\u57df\u7684\u7406\u89e3\u6709\u8aa4\uff0c\u6216\u8cc7\u6599\u6a21\u578b\u5c1a\u672a\u5b8c\u6574\u3002<\/li>\n
  • \u8cc7\u6599\u985e\u578b\u7cbe\u78ba\u5ea6\uff1a<\/strong> \u78ba\u8a8d\u8cc7\u6599\u985e\u578b\u5177\u9ad4\u660e\u78ba\u3002\u907f\u514d\u4f7f\u7528\u5982 TEXT<\/code> \u6216 INT<\/code> \u4e4b\u985e\u7684\u901a\u7528\u985e\u578b\uff0c\u7279\u5225\u662f\u5728\u7cbe\u78ba\u5ea6\u81f3\u95dc\u91cd\u8981\u7684\u5834\u5408\u3002\u61c9\u4f7f\u7528 VARCHAR(n)<\/code> \u4e26\u8a2d\u5b9a\u660e\u78ba\u9577\u5ea6\uff0c\u4ee5\u53ca\u4f7f\u7528 DECIMAL(p, s)<\/code> \u4f86\u8655\u7406\u8ca1\u52d9\u8cc7\u6599\u3002<\/li>\n<\/ul>\n

    2. \u9375\u3001\u7d04\u675f\u8207\u53c3\u8003\u5b8c\u6574\u6027 \ud83d\udd11<\/h2>\n

    \u9375\u662f\u7dad\u7e6b\u8cc7\u6599\u5eab\u904b\u4f5c\u7684\u6a5f\u5236\u3002\u5916\u9375\uff08FK\uff09\u5728\u8cc7\u6599\u8868\u4e4b\u9593\u5efa\u7acb\u9023\u7d50\uff0c\u5f37\u5236\u57f7\u884c\u95dc\u4fc2\u3002\u9a57\u8b49\u9019\u4e9b\u7d04\u675f\u5c0d\u65bc\u7dad\u6301\u8cc7\u6599\u6e96\u78ba\u6027\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n

      \n
    • \u5916\u9375\u5b58\u5728\u6027\uff1a<\/strong> \u78ba\u8a8dERD\u4e2d\u7684\u6bcf\u4e00\u689d\u95dc\u4fc2\u7dda\u90fd\u5c0d\u61c9\u5230\u8cc7\u6599\u5eab\u7d50\u69cb\u4e2d\u7684\u5916\u9375\u7d04\u675f\u3002\u907a\u6f0f\u7684\u5916\u9375\u6703\u7834\u58dereferential integrity\uff0c\u5c0e\u81f4\u5b64\u7acb\u8a18\u9304\u7684\u7522\u751f\u3002<\/li>\n
    • \u522a\u9664\/\u66f4\u65b0\u52d5\u4f5c\uff1a<\/strong> \u5b9a\u7fa9\u7576\u7236\u8a18\u9304\u88ab\u522a\u9664\u6216\u66f4\u65b0\u6642\uff0c\u8cc7\u6599\u5eab\u7684\u884c\u70ba\u3002\u5e38\u898b\u7684\u52d5\u4f5c\u5305\u62ecCASCADE<\/code>, SET NULL<\/code>\uff0c\u6216RESTRICT<\/code>\u3002ERD\u61c9\u660e\u78ba\u8a18\u9304\u9019\u4e9b\u884c\u70ba\u3002<\/li>\n
    • \u8907\u5408\u9375\uff1a<\/strong> \u5982\u679c\u4e3b\u9375\u7531\u591a\u500b\u6b04\u4f4d\u7d44\u6210\uff0c\u8acb\u78ba\u8a8d\u6240\u6709\u5143\u4ef6\u90fd\u662f\u5fc5\u8981\u7684\u3002\u907f\u514d\u91cd\u8907\u3002\u6aa2\u67e5\u5f15\u7528\u8907\u5408\u9375\u7684\u5916\u9375\u662f\u5426\u5305\u542b\u7236\u9375\u7684\u6240\u6709\u6b04\u4f4d\u3002<\/li>\n
    • \u552f\u4e00\u6027\u7d04\u675f\uff1a<\/strong> \u8b58\u5225\u5fc5\u9808\u5728\u6574\u500b\u8868\u683c\u4e2d\u552f\u4e00\u4f46\u4e0d\u662f\u4e3b\u9375\u7684\u6b04\u4f4d\u3002\u4f8b\u5982\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u6216\u570b\u6c11\u8eab\u5206\u8b49\u865f\u78bc\u3002\u78ba\u4fdd\u9019\u4e9b\u6b04\u4f4d\u5728\u8a2d\u8a08\u4e2d\u6a19\u8a18\u70baUNIQUE<\/code>\u3002<\/li>\n
    • \u6aa2\u67e5\u7d04\u675f\uff1a<\/strong> \u9a57\u8b49\u50c5\u9760\u8cc7\u6599\u985e\u578b\u7121\u6cd5\u5f37\u5236\u57f7\u884c\u7684\u4efb\u4f55\u696d\u52d9\u898f\u5247\u3002\u7bc4\u4f8b\u5305\u62ec\u5e74\u9f61\u7bc4\u570d\u3001\u72c0\u614b\u4ee3\u78bc\u6216\u767e\u5206\u6bd4\u4e0a\u9650\u3002<\/li>\n<\/ul>\n

      3. \u57fa\u6578\u8207\u95dc\u4fc2\u908f\u8f2f \ud83d\udd04<\/h2>\n

      \u95dc\u4fc2\u5b9a\u7fa9\u4e86\u5be6\u9ad4\u4e4b\u9593\u7684\u4e92\u52d5\u65b9\u5f0f\u3002\u57fa\u6578\u6307\u5b9a\u4e00\u500b\u5be6\u9ad4\u7684\u5be6\u4f8b\u8207\u53e6\u4e00\u500b\u5be6\u9ad4\u7684\u5be6\u4f8b\u4e4b\u9593\u53ef\u95dc\u806f\u7684\u6700\u5c0f\u8207\u6700\u5927\u6578\u91cf\u3002\u8aa4\u89e3\u57fa\u6578\u662f\u9020\u6210\u8cc7\u6599\u907a\u5931\u6216\u91cd\u8907\u7684\u5e38\u898b\u539f\u56e0\u3002<\/p>\n

        \n
      • \u4e00\u5c0d\u4e00 (1:1)\uff1a<\/strong> \u7576\u4e00\u500b\u8868\u683c\u4e2d\u7684\u8a18\u9304\u8207\u53e6\u4e00\u500b\u8868\u683c\u4e2d\u7684\u8a18\u9304\u6070\u597d\u5c0d\u61c9\u4e00\u500b\u6642\u4f7f\u7528\u3002\u78ba\u8a8d\u9019\u78ba\u5be6\u662f\u5fc5\u8981\u7684\uff0c\u800c\u975e\u61c9\u5408\u4f75\u8868\u683c\u7684\u60c5\u6cc1\u3002<\/li>\n
      • \u4e00\u5c0d\u591a (1:N)\uff1a<\/strong> \u6700\u5e38\u898b\u7684\u95dc\u4fc2\u3002\u78ba\u8a8d\u5916\u9375\u4f4d\u65bc\u300c\u591a\u300d\u7684\u4e00\u65b9\u8868\u683c\u4e2d\u3002\u82e5\u95dc\u4fc2\u70ba\u53ef\u9078\uff0c\u8acb\u78ba\u4fdd\u5916\u9375\u53ef\u70ba\u7a7a\u503c\u3002<\/li>\n
      • \u591a\u5c0d\u591a (M:N)\uff1a<\/strong> \u76f4\u63a5\u7684\u591a\u5c0d\u591a\u95dc\u4fc2\u5728\u95dc\u4fc2\u578b\u8cc7\u6599\u5eab\u4e2d\u7121\u6cd5\u7269\u7406\u5be6\u73fe\u3002\u5fc5\u9808\u8f49\u63db\u70ba\u4e00\u500b\u95dc\u806f\u5be6\u9ad4\uff08\u95dc\u806f\u8868\uff09\uff0c\u8a72\u8868\u5305\u542b\u5169\u500b\u5916\u9375\u3002<\/li>\n
      • \u53ef\u9078\u8207\u5fc5\u8981\uff1a<\/strong> \u660e\u78ba\u5340\u5206\u53ef\u9078\u95dc\u4fc2\uff08\u5916\u9375\u53ef\u70ba\u7a7a\uff09\u8207\u5fc5\u8981\u95dc\u4fc2\uff08\u5916\u9375\u4e0d\u53ef\u70ba\u7a7a\uff09\u3002\u9019\u6703\u5f71\u97ff\u8cc7\u6599\u8f38\u5165\u7684\u689d\u4ef6\u3002<\/li>\n
      • \u905e\u8ff4\u95dc\u4fc2\uff1a<\/strong> \u7528\u65bc\u8207\u81ea\u8eab\u76f8\u95dc\u7684\u5be6\u9ad4\uff08\u4f8b\u5982\uff0c\u54e1\u5de5\u7ba1\u7406\u54e1\u5de5\uff09\uff0c\u8acb\u78ba\u4fdd\u5916\u9375\u6307\u5411\u540c\u4e00\u8868\u683c\u7684\u4e3b\u9375\u3002<\/li>\n<\/ul>\n

        4. \u6b63\u898f\u5316\u8207\u8cc7\u6599\u91cd\u8907 \ud83d\udcc9<\/h2>\n

        \u6a19\u6e96\u5316\u53ef\u4ee5\u6e1b\u5c11\u8cc7\u6599\u5197\u9918\u4e26\u63d0\u5347\u5b8c\u6574\u6027\u3002\u96d6\u7136\u6548\u80fd\u8abf\u6821\u6709\u6642\u9700\u8981\u53cd\u6a19\u6e96\u5316\uff0c\u4f46\u57fa\u7dda\u8a2d\u8a08\u61c9\u7576\u662f\u6a19\u6e96\u5316\u7684\u3002<\/p>\n

          \n
        • \u7b2c\u4e00\u7bc4\u5f0f (1NF)\uff1a<\/strong> \u78ba\u4fdd\u539f\u5b50\u6027\u3002\u55ae\u5143\u683c\u5167\u4e0d\u5f97\u6709\u91cd\u8907\u7684\u7fa4\u7d44\u6216\u9663\u5217\u3002\u6bcf\u500b\u6b04\u4f4d\u61c9\u50c5\u5132\u5b58\u55ae\u4e00\u503c\u3002<\/li>\n
        • \u7b2c\u4e8c\u7bc4\u5f0f (2NF)\uff1a<\/strong> \u6240\u6709\u975e\u9375\u5c6c\u6027\u5fc5\u9808\u4f9d\u8cf4\u65bc\u6574\u500b\u4e3b\u9375\u3002\u5728\u8907\u5408\u9375\u4e2d\uff0c\u9700\u6aa2\u67e5\u662f\u5426\u5b58\u5728\u90e8\u5206\u4f9d\u8cf4\u3002<\/li>\n
        • \u7b2c\u4e09\u7bc4\u5f0f (3NF)\uff1a<\/strong> \u975e\u9375\u5c6c\u6027\u5fc5\u9808\u50c5\u4f9d\u8cf4\u65bc\u4e3b\u9375\u3002\u79fb\u9664\u50b3\u905e\u4f9d\u8cf4\uff0c\u5373\u67d0\u5c6c\u6027\u4f9d\u8cf4\u65bc\u53e6\u4e00\u975e\u9375\u5c6c\u6027\u7684\u72c0\u6cc1\u3002<\/li>\n
        • \u535a\u4f0a\u65af-\u79d1\u5fb7\u7bc4\u5f0f (BCNF)\uff1a<\/strong> 3NF \u7684\u66f4\u56b4\u683c\u7248\u672c\u3002\u78ba\u4fdd\u6bcf\u500b\u6c7a\u5b9a\u56e0\u7d20\u90fd\u662f\u5019\u9078\u9375\u3002\u9019\u5c0d\u65bc\u8907\u96dc\u7684\u8cc7\u6599\u7d50\u69cb\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n
        • \u53cd\u6a19\u6e96\u5316\u5be9\u67e5\uff1a<\/strong> \u82e5\u8a2d\u8a08\u4e2d\u5305\u542b\u53cd\u6a19\u6e96\u5316\u7684\u8868\u683c\uff0c\u8acb\u78ba\u8a8d\u5197\u9918\u662f\u523b\u610f\u8a2d\u8a08\u4e14\u5df2 documented\u3002\u898f\u5283\u4f7f\u7528\u89f8\u767c\u5668\u6216\u61c9\u7528\u7a0b\u5f0f\u908f\u8f2f\uff0c\u4ee5\u7dad\u6301\u5197\u9918\u8cc7\u6599\u7684\u540c\u6b65\u3002<\/li>\n<\/ul>\n

          5. \u547d\u540d\u6a19\u6e96\u8207\u53ef\u8b80\u6027 \ud83d\udcdd<\/h2>\n

          \u547d\u540d\u7684\u4e00\u81f4\u6027\u53ef\u907f\u514d\u958b\u767c\u4eba\u54e1\u8207\u7ba1\u7406\u54e1\u4e4b\u9593\u7684\u6df7\u6dc6\u3002\u6df7\u4e82\u7684\u547d\u540d\u6163\u4f8b\u6703\u5c0e\u81f4\u958b\u767c\u8207\u7dad\u8b77\u904e\u7a0b\u4e2d\u7684\u932f\u8aa4\u3002<\/p>\n

            \n
          • \u86c7\u5f62\u547d\u540d\u6cd5 vs. \u99dd\u5cf0\u547d\u540d\u6cd5\uff1a<\/strong> \u63a1\u7528\u7d71\u4e00\u6a19\u6e96\uff08\u4f8b\u5982\uff0csnake_case<\/code> \u7528\u65bc\u8868\u683c\uff0cPascalCase<\/code> \u7528\u65bc\u5be6\u9ad4\uff09\u3002\u5c07\u6b64\u898f\u5247\u8a18\u9304\u65bc\u8cc7\u6599\u5b57\u5178\u4e2d\u3002<\/li>\n
          • \u524d\u7db4\u8207\u5f8c\u7db4\uff1a<\/strong> \u70ba\u7279\u5b9a\u985e\u578b\u7684\u8868\u683c\u4f7f\u7528\u6a19\u6e96\u524d\u7db4\uff0c\u4f8b\u5982 tbl_<\/code> \u7528\u65bc\u8868\u683c\uff0c\u6216 v_<\/code> \u7528\u65bc\u6aa2\u8996\u3002\u907f\u514d\u4f7f\u7528\u8207\u7279\u5b9a\u8cc7\u6599\u5eab\u5f15\u64ce\u7d81\u5b9a\u7684\u5c08\u6709\u524d\u7db4\u3002<\/li>\n
          • \u7e2e\u5beb\u63a7\u5236\uff1a<\/strong> \u5c07\u7e2e\u5beb\u9650\u5236\u5728\u696d\u754c\u5ee3\u70ba\u8a8d\u53ef\u7684\u6a19\u6e96\u5167\u3002\u5728\u6587\u4ef6\u4e2d\u5b9a\u7fa9\u6240\u6709\u7e2e\u5beb\u3002\u907f\u514d\u4f7f\u7528\u5167\u90e8\u5c08\u6709\u540d\u8a5e\u3002<\/li>\n
          • \u4e00\u81f4\u7684\u5c6c\u6027\u540d\u7a31\uff1a<\/strong> \u78ba\u4fdd\u8de8\u8868\u683c\u4e2d\u5177\u6709\u76f8\u540c\u542b\u7fa9\u7684\u5c6c\u6027\u64c1\u6709\u7d71\u4e00\u7684\u540d\u7a31\uff08\u4f8b\u5982\uff0ccreated_at<\/code> \u5c0d\u6bd4 \u5efa\u7acb\u65e5\u671f<\/code>). \u7d71\u4e00\u4f7f\u7528\u4e00\u7a2e\u683c\u5f0f\u3002<\/li>\n<\/ul>\n

            6. \u6027\u80fd\u8207\u7d22\u5f15\u8003\u91cf \ud83d\ude80<\/h2>\n

            \u96d6\u7136ERD\u4e3b\u8981\u70ba\u908f\u8f2f\u8a2d\u8a08\uff0c\u4f46\u4ecd\u9700\u8003\u616e\u5be6\u969b\u7684\u6027\u80fd\u8868\u73fe\u3002\u4e00\u500b\u7121\u6cd5\u627f\u53d7\u8ca0\u8f09\u7684\u7f8e\u89c0\u8a2d\u8a08\uff0c\u5c31\u662f\u5931\u6557\u7684\u8a2d\u8a08\u3002<\/p>\n

              \n
            • \u5916\u9375\u7d22\u5f15\uff1a<\/strong>\u5916\u9375\u5e7e\u4e4e\u7e3d\u662f\u61c9\u8a72\u5efa\u7acb\u7d22\u5f15\u3002\u9019\u80fd\u52a0\u5feb\u9023\u63a5\u64cd\u4f5c\u4e26\u78ba\u4fdd\u5f15\u7528\u5b8c\u6574\u6027\u3002\u8acb\u6aa2\u67e5ERD\u662f\u5426\u6a19\u793a\u4e86\u5916\u9375\u6b04\u4f4d\u7684\u7d22\u5f15\u3002<\/li>\n
            • \u641c\u5c0b\u6b04\u4f4d\uff1a<\/strong> \u8b58\u5225\u7d93\u5e38\u7528\u65bc WHERE<\/code> \u5b50\u53e5\u6216 JOIN<\/code> \u689d\u4ef6\u7684\u6b04\u4f4d\u3002\u78ba\u4fdd\u8a2d\u8a08\u8a08\u756b\u4e2d\u5df2\u5efa\u7acb\u7d22\u5f15\u3002<\/li>\n
            • \u5206\u5272\u7b56\u7565\uff1a<\/strong> \u5c0d\u65bc\u5927\u578b\u8868\u683c\uff0c\u61c9\u8003\u616e\u4f7f\u7528\u5206\u5272\u9375\u3002ERD\u61c9\u6a19\u793a\u51fa\u6c7a\u5b9a\u8cc7\u6599\u5206\u5e03\u7684\u6b04\u4f4d\u3002<\/li>\n
            • \u907f\u514d\u904e\u5ea6\u7d22\u5f15\uff1a<\/strong> \u7d22\u5f15\u8d8a\u591a\uff0c\u5beb\u5165\u901f\u5ea6\u8d8a\u6162\u3002\u78ba\u8a8d\u7d22\u5f15\u662f\u5426\u5fc5\u8981\uff0c\u4e14\u7121\u91cd\u8907\u3002<\/li>\n<\/ul>\n

              7. \u6587\u4ef6\u7de8\u5beb\u8207\u7248\u672c\u63a7\u5236 \ud83d\udcc2<\/h2>\n

              \u6c92\u6709\u6587\u4ef6\u7684\u6a21\u578b\u662f\u4e00\u7a2e\u8ca0\u64d4\u3002ERD\u5fc5\u9808\u8996\u70ba\u96a8\u8457\u7cfb\u7d71\u6f14\u9032\u800c\u6301\u7e8c\u66f4\u65b0\u7684\u6d3b\u6587\u4ef6\u3002<\/p>\n

                \n
              • \u8cc7\u6599\u5b57\u5178\uff1a<\/strong>\u70ba\u6bcf\u500b\u8868\u683c\u548c\u6b04\u4f4d\u7dad\u6301\u8a73\u7d30\u7684\u63cf\u8ff0\u3002\u5305\u542b\u696d\u52d9\u5b9a\u7fa9\u3001\u8cc7\u6599\u985e\u578b\u8207\u9650\u5236\u689d\u4ef6\u3002<\/li>\n
              • \u8b8a\u66f4\u7d00\u9304\uff1a<\/strong> \u8a18\u9304\u6a21\u5f0f\u7684\u6bcf\u4e00\u6b21\u8b8a\u66f4\u3002\u8a3b\u660e\u8b8a\u66f4\u65e5\u671f\u3001\u4f5c\u8005\u8207\u539f\u56e0\u3002\u9019\u5c0d\u65bc\u9664\u932f\u8207\u5be9\u8a08\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n
              • \u8996\u89ba\u6e05\u6670\u5ea6\uff1a<\/strong> \u78ba\u4fdd\u5716\u8868\u6e05\u6670\u53ef\u8b80\u3002\u76e1\u53ef\u80fd\u907f\u514d\u7dda\u689d\u4ea4\u53c9\u3002\u4f7f\u7528\u5206\u7d44\u4f86\u5340\u5206\u908f\u8f2f\u9818\u57df\u3002<\/li>\n
              • \u7248\u672c\u6a19\u7c64\uff1a<\/strong> \u70baERD\u672c\u8eab\u6307\u5b9a\u7248\u672c\u865f\u78bc\u3002\u672a\u6b78\u6a94\u524d\uff0c\u5207\u52ff\u8986\u84cb\u5148\u524d\u7248\u672c\u3002<\/li>\n<\/ul>\n

                \u9a57\u8b49\u6e05\u55ae\u6458\u8981 \ud83d\udccb<\/h2>\n

                \u4f7f\u7528\u6b64\u8868\u683c\u5728\u5c07\u6a21\u5f0f\u90e8\u7f72\u81f3\u751f\u7522\u74b0\u5883\u524d\uff0c\u8ffd\u8e64\u60a8\u7684\u9a57\u8b49\u9032\u5ea6\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
                \u985e\u5225<\/th>\n\u6aa2\u67e5\u9805\u76ee<\/th>\n\u72c0\u614b<\/th>\n\u5099\u8a3b<\/th>\n<\/tr>\n<\/thead>\n
                \u7d50\u69cb<\/td>\n\u6240\u6709\u8cc7\u6599\u8868\u7686\u5177\u6709\u4e3b\u9375<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u7d50\u69cb<\/td>\n\u4e3b\u9375\u4e0d\u53ef\u70ba\u7a7a\u503c<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u9375<\/td>\n\u5916\u9375\u8207\u7236\u8cc7\u6599\u8868\u7684\u4e3b\u9375\u76f8\u7b26<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u9375<\/td>\n\u53c3\u8003\u52d5\u4f5c\u5df2\u5b9a\u7fa9<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u95dc\u4fc2<\/td>\n\u591a\u5c0d\u591a\u95dc\u4fc2\u5df2\u8f49\u63db\u70ba\u95dc\u806f\u8cc7\u6599\u8868<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u95dc\u4fc2<\/td>\n\u57fa\u6578\uff08\u6700\u5c0f\/\u6700\u5927\uff09\u5df2\u5b9a\u7fa9<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u6b63\u898f\u5316<\/td>\n\u7121\u50b3\u905e\u4f9d\u8cf4<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u6b63\u898f\u5316<\/td>\n\u539f\u5b50\u503c\uff08\u7b2c\u4e00\u6b63\u898f\u5316\uff09<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u6548\u80fd<\/td>\n\u5916\u9375\u6b04\u4f4d\u5df2\u5efa\u7acb\u7d22\u5f15<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n
                \u6587\u4ef6<\/td>\n\u6b04\u4f4d\u63cf\u8ff0\u5df2\u5b58\u5728<\/td>\n\u2610<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u5e38\u898b\u7684\u9677\u9631\u8207\u932f\u8aa4 \u26a0\ufe0f<\/h2>\n

                \u907f\u514d\u9019\u4e9b\u6703\u640d\u5bb3\u5716\u8868\u5b8c\u6574\u6027\u7684\u5e38\u898b\u932f\u8aa4\u3002<\/p>\n\n\n\n\n\n\n\n\n\n
                \u932f\u8aa4\u985e\u578b<\/th>\n\u63cf\u8ff0<\/th>\n\u5f71\u97ff<\/th>\n<\/tr>\n<\/thead>\n
                \u907a\u6f0f\u5916\u9375<\/td>\n\u95dc\u4fc2\u5728\u8996\u89ba\u4e0a\u5b58\u5728\uff0c\u4f46\u8cc7\u6599\u5eab\u4e2d\u7121\u7d04\u675f<\/td>\n\u5b64\u5152\u8a18\u9304\uff0c\u8cc7\u6599\u640d\u58de<\/td>\n<\/tr>\n
                \u91cd\u8907\u7684\u4e3b\u9375<\/td>\n\u591a\u500b\u5019\u9078\u9375\u672a\u660e\u78ba\u9078\u64c7<\/td>\n\u6df7\u6dc6\uff0c\u6548\u80fd\u554f\u984c<\/td>\n<\/tr>\n
                \u5faa\u74b0\u4f9d\u8cf4<\/td>\n\u8868\u683c A \u53c3\u8003 B\uff0cB \u53c3\u8003 A\uff0cA \u53c3\u8003 B<\/td>\n\u90e8\u7f72\u5931\u6557\uff0c\u6b7b\u7d50\u98a8\u96aa<\/td>\n<\/tr>\n
                \u96b1\u542b\u95dc\u4fc2<\/td>\n\u908f\u8f2f\u88ab\u6697\u793a\u4f46\u672a\u660e\u78ba\u5efa\u6a21<\/td>\n\u61c9\u7528\u7a0b\u5f0f\u932f\u8aa4\uff0c\u8cc7\u6599\u542b\u7cca<\/td>\n<\/tr>\n
                \u904e\u5ea6\u5171\u73fe\u6027<\/td>\n\u95dc\u4fc2\u6a19\u793a\u70ba 1:1\uff0c\u4f46\u5be6\u969b\u70ba 1:N<\/td>\n\u8cc7\u6599\u907a\u5931\uff0c\u7121\u6cd5\u5132\u5b58\u591a\u500b\u503c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u5be6\u4f5c\u8207\u6e2c\u8a66\u7b56\u7565 \ud83e\uddea<\/h2>\n

                \u9a57\u8b49\u4e26\u975e\u50c5\u6b62\u65bc\u5716\u8868\u3002\u5b83\u6703\u6301\u7e8c\u5230\u5be6\u4f5c\u968e\u6bb5\u3002<\/p>\n

                  \n
                • \u7d50\u69cb\u7522\u751f\uff1a<\/strong> \u4f7f\u7528 ERD \u7522\u751f DDL \u6307\u4ee4\u78bc\u3002\u624b\u52d5\u5be9\u67e5\u7522\u751f\u7684 SQL\u3002\u81ea\u52d5\u5316\u5de5\u5177\u53ef\u80fd\u5f15\u5165\u932f\u8aa4\u6216\u5047\u8a2d\u3002<\/li>\n
                • \u8cc7\u6599\u9077\u79fb\u6e2c\u8a66\uff1a<\/strong> \u4f7f\u7528\u6a23\u672c\u8cc7\u6599\u96c6\u6e2c\u8a66\u7d50\u69cb\u3002\u78ba\u4fdd\u8cc7\u6599\u80fd\u6b63\u78ba\u8f09\u5165\u4e14\u95dc\u4fc2\u6210\u7acb\u3002<\/li>\n
                • \u7d04\u675f\u5f37\u5236\u57f7\u884c\uff1a<\/strong> \u7de8\u5beb\u8173\u672c\u4ee5\u6545\u610f\u9055\u53cd\u7d04\u675f\u689d\u4ef6\u3002\u78ba\u4fdd\u8cc7\u6599\u5eab\u80fd\u5982\u9810\u671f\u822c\u62d2\u7d55\u9019\u4e9b\u8cc7\u6599\u3002<\/li>\n
                • \u9023\u63a5\u6e2c\u8a66\uff1a<\/strong> \u57f7\u884c\u8907\u96dc\u7684\u9023\u63a5\u64cd\u4f5c\uff0c\u4ee5\u9a57\u8b49\u95dc\u4fc2\u662f\u5426\u8fd4\u56de\u6b63\u78ba\u7684\u7d50\u679c\u96c6\u3002\u6aa2\u67e5\u56e0\u7f3a\u5c11\u7d04\u675f\u800c\u5c0e\u81f4\u7684\u7b1b\u5361\u723e\u7a4d\u554f\u984c\u3002<\/li>\n
                • \u6548\u80fd\u5206\u6790\uff1a<\/strong> \u5728\u751f\u7522\u90e8\u7f72\u524d\uff0c\u91dd\u5c0d\u8cc7\u6599\u7d50\u69cb\u57f7\u884c\u67e5\u8a62\uff0c\u4ee5\u8b58\u5225\u907a\u6f0f\u7684\u7d22\u5f15\u6216\u4f4e\u6548\u7684\u9023\u63a5\u8def\u5f91\u3002<\/li>\n<\/ul>\n

                  \u6301\u7e8c\u7dad\u8b77 \ud83d\udd04<\/h2>\n

                  \u7d93\u904e\u9a57\u8b49\u7684\u5be6\u9ad4\u95dc\u4fc2\u5716\u4e26\u975e\u4e00\u8e74\u800c\u5c31\u7684\u6210\u679c\u3002\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u6f14\u8b8a\uff0c\u5b83\u9700\u8981\u6301\u7e8c\u95dc\u6ce8\u8207\u7dad\u8b77\u3002<\/p>\n

                    \n
                  • \u5be9\u67e5\u9031\u671f\uff1a<\/strong> \u8207\u76f8\u95dc\u65b9\u5b89\u6392\u5b9a\u671f\u5be9\u67e5\u8cc7\u6599\u7d50\u69cb\u3002\u696d\u52d9\u898f\u5247\u6703\u8b8a\u52d5\uff0c\u8cc7\u6599\u6a21\u578b\u4e5f\u5fc5\u9808\u96a8\u4e4b\u8abf\u6574\u3002<\/li>\n
                  • \u6dd8\u6c70\uff1a<\/strong> \u5728\u79fb\u9664\u4e4b\u524d\uff0c\u5148\u6a19\u8a18\u672a\u4f7f\u7528\u7684\u8cc7\u6599\u8868\u6216\u6b04\u4f4d\u70ba\u6dd8\u6c70\u72c0\u614b\u3002\u9019\u53ef\u907f\u514d\u5c0d\u4f9d\u8cf4\u61c9\u7528\u7a0b\u5f0f\u9020\u6210\u7834\u58de\u6027\u8b8a\u66f4\u3002<\/li>\n
                  • \u53cd\u994b\u8ff4\u5708\uff1a<\/strong> \u6536\u96c6\u4f7f\u7528 API \u6216\u61c9\u7528\u5c64\u7684\u958b\u767c\u4eba\u54e1\u7684\u53cd\u994b\u3002\u4ed6\u5011\u901a\u5e38\u80fd\u767c\u73fe\u5716\u793a\u4e2d\u672a\u986f\u793a\u7684\u908f\u8f2f\u7f3a\u53e3\u3002<\/li>\n
                  • \u5be9\u8a08\u65e5\u8a8c\uff1a<\/strong> \u5728\u654f\u611f\u8cc7\u6599\u8868\u4e0a\u555f\u7528\u5be9\u8a08\u529f\u80fd\u3002\u8ffd\u8e64\u8ab0\u5728\u4f55\u6642\u4fee\u6539\u4e86\u8cc7\u6599\u3002<\/li>\n<\/ul>\n

                    \u6280\u8853\u6a19\u6e96\u8207\u5408\u898f\u6027 \ud83d\udee1\ufe0f<\/h2>\n

                    \u6839\u64da\u60a8\u7684\u7522\u696d\uff0c\u7279\u5b9a\u7684\u5408\u898f\u6a19\u6e96\u53ef\u80fd\u6c7a\u5b9a\u5be6\u9ad4\u95dc\u4fc2\u5716\u7684\u7d50\u69cb\u65b9\u5f0f\u3002<\/p>\n

                      \n
                    • \u8cc7\u6599\u96b1\u79c1\uff1a<\/strong> \u78ba\u4fdd\u500b\u4eba\u8b58\u5225\u8cc7\u8a0a\uff08PII\uff09\u5f97\u5230\u6b63\u78ba\u8655\u7406\u3002\u5728\u9700\u8981\u6642\u4f7f\u7528\u52a0\u5bc6\u6216\u4ee4\u724c\u5316\u7b56\u7565\u3002<\/li>\n
                    • \u4fdd\u7559\u653f\u7b56\uff1a<\/strong> \u8a2d\u8a08\u8cc7\u6599\u8868\u4ee5\u652f\u63f4\u8cc7\u6599\u4fdd\u7559\u8207\u6b78\u6a94\u3002\u5305\u542b\u7528\u65bc\u4fdd\u7559\u65e5\u671f\u7684\u6b04\u4f4d\u3002<\/li>\n
                    • \u5be9\u8a08\u8ffd\u8e64\uff1a<\/strong> \u78ba\u4fdd\u6bcf\u500b\u4ea4\u6613\u8cc7\u6599\u8868\u90fd\u5177\u5099\u8ffd\u8e64\u8b8a\u66f4\u7684\u6a5f\u5236\uff08\u4f8b\u5982\uff0c\u66f4\u65b0\u8005<\/code>, \u66f4\u65b0\u6642\u9593<\/code>).<\/li>\n
                    • \u5099\u4efd\u7b56\u7565\uff1a<\/strong> \u8cc7\u6599\u7d50\u69cb\u8a2d\u8a08\u61c9\u652f\u63f4\u6642\u9ede\u9084\u539f\u3002\u907f\u514d\u8a2d\u8a08\u51fa\u7121\u6cd5\u9032\u884c\u5feb\u7167\u7684\u7d50\u69cb\u3002<\/li>\n<\/ul>\n

                      \u95dc\u65bc\u5b8c\u6574\u6027\u4e4b\u6700\u7d42\u601d\u8003 \ud83c\udfaf<\/h2>\n

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