{"id":1709,"date":"2026-04-11T23:24:11","date_gmt":"2026-04-11T23:24:11","guid":{"rendered":"https:\/\/www.viz-note.com\/cn\/myth-busting-entity-relationship-diagrams\/"},"modified":"2026-04-11T23:24:11","modified_gmt":"2026-04-11T23:24:11","slug":"myth-busting-entity-relationship-diagrams","status":"publish","type":"post","link":"https:\/\/www.viz-note.com\/cn\/myth-busting-entity-relationship-diagrams\/","title":{"rendered":"\u7834\u89e3\u5b9e\u4f53\u5173\u7cfb\u56fe\u7684\u8ff7\u601d\uff1a\u533a\u5206\u4f9b\u5e94\u5546\u8425\u9500\u4e0e\u6570\u636e\u5e93\u73b0\u5b9e"},"content":{"rendered":"

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\n
\"Hand-drawn<\/figure>\n<\/div>\n

1. \u89c6\u89c9\u9677\u9631\uff1aERD\u4ec5\u4ec5\u662f\u4e00\u5f20\u56fe\u5417\uff1f\ud83c\udfa8<\/h2>\n

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\u5f53ERD\u88ab\u89c6\u4e3a\u89c6\u89c9\u4e0a\u7684\u4e8b\u540e\u8865\u5145\u65f6\uff0c\u4f1a\u5f15\u53d1\u591a\u79cd\u98ce\u9669\uff1a<\/p>\n

    \n
  • \u6a21\u5f0f\u6f02\u79fb\uff1a<\/strong> \u6570\u636e\u5e93\u7ed3\u6784\u504f\u79bb\u4e86\u9884\u671f\u8bbe\u8ba1\uff0c\u5bfc\u81f4\u6570\u636e\u5f55\u5165\u4e0d\u4e00\u81f4\u3002<\/li>\n
  • \u6027\u80fd\u74f6\u9888\uff1a<\/strong> \u67e5\u8be2\u5931\u8d25\uff0c\u56e0\u4e3a\u5e95\u5c42\u7ed3\u6784\u65e0\u6cd5\u9ad8\u6548\u652f\u6301\u6240\u9700\u7684\u8fde\u63a5\u64cd\u4f5c\u3002<\/li>\n
  • \u6570\u636e\u5b8c\u6574\u6027\u4e27\u5931\uff1a<\/strong> \u5916\u952e\u7ea6\u675f\u88ab\u5ffd\u7565\uff0c\u5bfc\u81f4\u5b64\u7acb\u8bb0\u5f55\u7684\u5b58\u5728\u3002<\/li>\n<\/ul>\n

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    2. \u57fa\u6570\u4e0e\u5173\u7cfb\uff1a\u8d85\u8d8a\u57fa\u7840 \ud83d\udd17<\/h2>\n

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    \u7406\u89e3\u57fa\u6570\u5bf9\u4e8e\u67e5\u8be2\u6027\u80fd\u548c\u6570\u636e\u4e00\u81f4\u6027\u81f3\u5173\u91cd\u8981\u3002\u5173\u7cfb\u4e3b\u8981\u6709\u4e09\u79cd\u7c7b\u578b\uff1a<\/p>\n

      \n
    • \u4e00\u5bf9\u4e00\uff081:1\uff09\uff1a<\/strong> \u8868A\u4e2d\u7684\u6bcf\u6761\u8bb0\u5f55\u6070\u597d\u4e0e\u8868B\u4e2d\u7684\u4e00\u6761\u8bb0\u5f55\u76f8\u5173\u8054\u3002\u8fd9\u901a\u5e38\u7528\u4e8e\u5b89\u5168\u6216\u6570\u636e\u9694\u79bb\u3002<\/li>\n
    • \u4e00\u5bf9\u591a\uff081:N\uff09\uff1a<\/strong> \u8868A\u4e2d\u7684\u4e00\u6761\u8bb0\u5f55\u4e0e\u8868B\u4e2d\u7684\u591a\u6761\u8bb0\u5f55\u76f8\u5173\u8054\u3002\u8fd9\u662f\u4e8b\u52a1\u7cfb\u7edf\u4e2d\u6700\u5e38\u89c1\u7684\u5173\u7cfb\u3002<\/li>\n
    • \u591a\u5bf9\u591a\uff08M:N\uff09\uff1a<\/strong> \u8868A\u4e2d\u7684\u591a\u6761\u8bb0\u5f55\u4e0e\u8868B\u4e2d\u7684\u591a\u6761\u8bb0\u5f55\u76f8\u5173\u8054\u3002\u8fd9\u5728\u7269\u7406\u4e0a\u9700\u8981\u4e00\u4e2a\u8fde\u63a5\u8868\u6765\u89e3\u51b3\u3002<\/li>\n<\/ul>\n

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      \u76f8\u53cd\uff0c\u5ffd\u89c6\u591a\u5bf9\u591a\u5173\u7cfb\u4f1a\u5bfc\u81f4\u6570\u636e\u91cd\u590d\u3002\u5982\u679c\u4f60\u8bd5\u56fe\u5728\u5355\u4e2a\u5217\u4e2d\u5b58\u50a8\u503c\u5217\u8868\u800c\u6ca1\u6709\u4f7f\u7528\u9002\u5f53\u7684\u8fde\u63a5\u8868\uff0c\u5c31\u4f1a\u8fdd\u53cd\u89c4\u8303\u5316\u89c4\u5219\u3002\u8fd9\u4f1a\u4f7f\u6570\u636e\u7684\u66f4\u65b0\u548c\u67e5\u8be2\u53d8\u5f97\u56f0\u96be\u5f97\u591a\u3002<\/p>\n\n\n\n\n\n\n\n
      \u5173\u7cfb\u7c7b\u578b<\/th>\n\u7269\u7406\u5b9e\u73b0<\/th>\n\u5e38\u89c1\u9677\u9631<\/th>\n<\/tr>\n<\/thead>\n
      \u4e00\u5bf9\u4e00<\/td>\n\u4efb\u4e00\u8868\u4e2d\u7684\u5916\u952e<\/td>\n\u6570\u636e\u8fc7\u5ea6\u7ec6\u5206<\/td>\n<\/tr>\n
      \u4e00\u5bf9\u4e00\u591a<\/td>\n\u201c\u591a\u201d\u7aef\u8868\u4e2d\u7684\u5916\u952e<\/td>\n\u5faa\u73af\u5f15\u7528\u9519\u8bef<\/td>\n<\/tr>\n
      \u591a\u5bf9\u591a<\/td>\n\u5305\u542b\u4e24\u4e2a\u5916\u952e\u7684\u8fde\u63a5\u8868<\/td>\n\u8fde\u63a5\u8868\u4e0a\u7f3a\u5c11\u552f\u4e00\u6027\u7ea6\u675f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u5728\u8bbe\u8ba1\u8fd9\u4e9b\u5173\u7cfb\u65f6\uff0c\u4f60\u5fc5\u987b\u8003\u8651\u4e1a\u52a1\u89c4\u5219\u3002\u4e00\u4e2a\u5ba2\u6237\u53ea\u6709\u4e00\u4e2a\u5730\u5740\u8fd8\u662f\u591a\u4e2a\uff1f\u4e00\u4e2a\u4ea7\u54c1\u5c5e\u4e8e\u4e00\u4e2a\u7c7b\u522b\u8fd8\u662f\u591a\u4e2a\u7c7b\u522b\uff1f\u56fe\u8868\u5fc5\u987b\u53cd\u6620\u5b9e\u9645\u8fd0\u8425\u60c5\u51b5\uff0c\u800c\u4e0d\u662f\u7406\u60f3\u5316\u7684\u7248\u672c\u3002<\/p>\n

      3. \u89c4\u8303\u5316\uff1a3NF \u7684\u795e\u8bdd \ud83d\udcca<\/h2>\n

      \u89c4\u8303\u5316\u662f\u4e00\u79cd\u7528\u4e8e\u7ec4\u7ec7\u6570\u636e\u4ee5\u51cf\u5c11\u5197\u4f59\u7684\u6280\u672f\u3002\u7b2c\u4e09\u8303\u5f0f\uff083NF\uff09\u5e38\u88ab\u89c6\u4e3a\u9ec4\u91d1\u6807\u51c6\u3002\u8fd9\u79cd\u795e\u8bdd\u8ba4\u4e3a\uff0c\u6bcf\u4e2a\u6570\u636e\u5e93\u90fd\u5fc5\u987b\u5b8c\u5168\u89c4\u8303\u5316\u52303NF\u624d\u80fd\u88ab\u8ba4\u4e3a\u662f\u6709\u6548\u7684\u3002\u8fd9\u5e76\u4e0d\u603b\u662f\u6b63\u786e\u7684\u3002<\/p>\n

      \u89c4\u8303\u5316\u6d88\u9664\u4e86\u5f02\u5e38\u3002\u8fd9\u4e9b\u5f02\u5e38\u662f\u5728\u6570\u636e\u63d2\u5165\u3001\u66f4\u65b0\u6216\u5220\u9664\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u5728\u6bcf\u6761\u8ba2\u5355\u8bb0\u5f55\u4e2d\u90fd\u5b58\u50a8\u5ba2\u6237\u59d3\u540d\uff0c\u90a3\u4e48\u66f4\u6539\u59d3\u540d\u5c31\u9700\u8981\u66f4\u65b0\u6570\u5343\u884c\u6570\u636e\u3002\u8fd9\u5c31\u662f\u66f4\u65b0\u5f02\u5e38\u3002\u89c4\u8303\u5316\u901a\u8fc7\u5c06\u59d3\u540d\u79fb\u5230\u5355\u72ec\u7684\u5ba2\u6237\u8868\u4e2d\u6765\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n

      \u7136\u800c\uff0c\u4e25\u683c\u9075\u5faa3NF\u53ef\u80fd\u4f1a\u635f\u5bb3\u6027\u80fd\u3002\u6bcf\u4e2a\u5173\u7cfb\u90fd\u9700\u8981\u4e00\u6b21\u8fde\u63a5\u64cd\u4f5c\u3002\u8fde\u63a5\u64cd\u4f5c\u5728\u8ba1\u7b97\u4e0a\u662f\u6602\u8d35\u7684\u3002\u5728\u9ad8\u6d41\u91cf\u7684\u62a5\u544a\u7cfb\u7edf\u4e2d\uff0c\u8fc7\u5ea6\u89c4\u8303\u5316\u4f1a\u51cf\u6162\u67e5\u8be2\u6267\u884c\u901f\u5ea6\u3002\u8fd9\u65f6\u5c31\u9700\u8981\u5f15\u5165\u53cd\u89c4\u8303\u5316\u3002<\/p>\n

      \u53cd\u89c4\u8303\u5316\u662f\u6709\u610f\u5f15\u5165\u5197\u4f59\u4ee5\u63d0\u5347\u8bfb\u53d6\u6027\u80fd\u3002\u8fd9\u662f\u4e00\u79cd\u6743\u8861\u3002\u4f60\u9700\u8981\u727a\u7272\u5199\u5165\u901f\u5ea6\u548c\u5b58\u50a8\u6548\u7387\u6765\u6362\u53d6\u66f4\u5feb\u7684\u8bfb\u53d6\u901f\u5ea6\u3002\u8fd9\u4e2a\u51b3\u5b9a\u7edd\u4e0d\u80fd\u8349\u7387\u505a\u51fa\u3002\u5b83\u9700\u8981\u5bf9\u8bbf\u95ee\u6a21\u5f0f\u6709\u6df1\u5165\u7684\u7406\u89e3\u3002<\/p>\n

      \u89c4\u8303\u5316\u9700\u8981\u8003\u8651\u7684\u5173\u952e\u56e0\u7d20\u5305\u62ec\uff1a<\/p>\n

        \n
      • \u8bfb\u53d6\u4e0e\u5199\u5165\u7684\u5e73\u8861\uff1a<\/strong>\u7cfb\u7edf\u662f\u8bfb\u53d6\u5bc6\u96c6\u578b\u8fd8\u662f\u5199\u5165\u5bc6\u96c6\u578b\uff1f<\/li>\n
      • \u67e5\u8be2\u590d\u6742\u5ea6\uff1a<\/strong>\u6240\u9700\u7684\u62a5\u544a\u6709\u591a\u590d\u6742\uff1f<\/li>\n
      • \u5b58\u50a8\u6210\u672c\uff1a<\/strong>\u5197\u4f59\u662f\u5426\u53ef\u627f\u53d7\uff1f<\/li>\n<\/ul>\n

        \u5728\u672a\u5206\u6790\u5de5\u4f5c\u8d1f\u8f7d\u7684\u60c5\u51b5\u4e0b\u76f2\u76ee\u9075\u5faa3NF\uff0c\u4f1a\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u8fd0\u884c\u7f13\u6162\u3002\u76ee\u6807\u662f\u5728\u6570\u636e\u5b8c\u6574\u6027\u4e0e\u6027\u80fd\u9700\u6c42\u4e4b\u95f4\u53d6\u5f97\u5e73\u8861\u3002\u6709\u65f6\uff0c\u7ecf\u8fc7\u7cbe\u5fc3\u8bbe\u8ba1\u7684\u53cd\u89c4\u8303\u5316\u89c6\u56fe\u6bd4\u5b8c\u5168\u89c4\u8303\u5316\u7684\u6a21\u5f0f\u66f4\u4e3a\u5408\u9002\u3002<\/p>\n

        4. \u5de5\u5177\u4f9d\u8d56\uff1a\u81ea\u52a8\u5316\u4e0e\u903b\u8f91 \ud83e\udd16<\/h2>\n

        \u73b0\u4ee3\u5de5\u5177\u63d0\u4f9b\u4e86\u81ea\u52a8\u6a21\u5f0f\u751f\u6210\u548c\u9006\u5411\u5de5\u7a0b\u7b49\u529f\u80fd\u3002\u5382\u5546\u5c06\u8fd9\u4e9b\u529f\u80fd\u5ba3\u4f20\u4e3a\u8282\u7701\u65f6\u95f4\u7684\u624b\u6bb5\u3002\u8fd9\u91cc\u7684\u8bef\u533a\u662f\u8ba4\u4e3a\u5de5\u5177\u53ef\u4ee5\u53d6\u4ee3\u8bbe\u8ba1\u5e08\u3002\u7ed8\u56fe\u5de5\u5177\u53ef\u4ee5\u753b\u51fa\u7ebf\u6761\uff0c\u4f46\u5b83\u65e0\u6cd5\u7406\u89e3\u4e1a\u52a1\u80cc\u666f\u3002<\/p>\n

        \u81ea\u52a8\u5316\u751f\u6210\u901a\u5e38\u4f1a\u4ea7\u751f\u6280\u672f\u4e0a\u6b63\u786e\u4f46\u903b\u8f91\u4e0a\u6709\u7f3a\u9677\u7684\u6a21\u5f0f\u3002\u5b83\u53ef\u80fd\u57fa\u4e8e\u4ee3\u7801\u68c0\u67e5\u6765\u521b\u5efa\u8868\uff0c\u800c\u4e0d\u662f\u57fa\u4e8e\u4e1a\u52a1\u9700\u6c42\u3002\u5b83\u53ef\u80fd\u4f1a\u9057\u6f0f\u90a3\u4e9b\u672a\u660e\u786e\u7f16\u7801\u7684\u9690\u85cf\u5173\u7cfb\u3002<\/p>\n

        \u4eba\u5de5\u76d1\u7763\u81f3\u5173\u91cd\u8981\u3002\u6570\u636e\u5efa\u6a21\u4eba\u5458\u5fc5\u987b\u5c06\u8f93\u51fa\u7ed3\u679c\u4e0e\u7ec4\u7ec7\u7684\u5b9e\u9645\u9700\u6c42\u8fdb\u884c\u6838\u5bf9\u3002\u65e0\u6cd5\u81ea\u52a8\u5316\u7684\u5173\u952e\u4efb\u52a1\u5305\u62ec\uff1a<\/p>\n

          \n
        • \u5b9a\u4e49\u4e1a\u52a1\u89c4\u5219\uff1a<\/strong>\u786e\u5b9a\u54ea\u4e9b\u5c5e\u6027\u662f\u5fc5\u9700\u7684\u3002<\/li>\n
        • \u5904\u7406\u8fb9\u7f18\u60c5\u51b5\uff1a<\/strong>\u51b3\u5b9a\u5982\u4f55\u5904\u7406\u7a7a\u503c\u6216\u8f6f\u5220\u9664\u3002<\/li>\n
        • \u4e3a\u672a\u6765\u589e\u957f\u4f18\u5316\uff1a<\/strong> \u9884\u89c1\u6570\u636e\u5c06\u5982\u4f55\u6269\u5c55\u3002<\/li>\n<\/ul>\n

          \u5de5\u5177\u662f\u8f85\u52a9\uff0c\u800c\u975e\u5efa\u7b51\u5e08\u3002\u5b83\u4eec\u6709\u52a9\u4e8e\u7ed8\u5236\u56fe\u8868\uff0c\u4f46\u903b\u8f91\u4ecd\u5b58\u5728\u4e8e\u4eba\u7c7b\u601d\u7ef4\u4e2d\u3002\u4ec5\u4f9d\u8d56\u81ea\u52a8\u5316\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u50f5\u5316\u4e14\u96be\u4ee5\u9002\u5e94\u3002\u5de5\u5177\u5e94\u652f\u6301\u5de5\u4f5c\u6d41\u7a0b\uff0c\u800c\u975e\u4e3b\u5bfc\u5b83\u3002<\/p>\n

          5. \u7269\u7406\u5b9e\u73b0\u5dee\u8ddd \ud83d\udcdd<\/h2>\n

          \u903b\u8f91\u6a21\u578b\u4e0e\u7269\u7406\u6a21\u578b\u4e4b\u95f4\u5b58\u5728\u660e\u663e\u533a\u522b\u3002\u903b\u8f91\u6a21\u578b\u4ece\u6982\u5ff5\u4e0a\u63cf\u8ff0\u5b9e\u4f53\u548c\u5173\u7cfb\uff0c\u800c\u7269\u7406\u6a21\u578b\u5219\u5b9a\u4e49\u6570\u636e\u7c7b\u578b\u3001\u7d22\u5f15\u548c\u7ea6\u675f\u3002<\/p>\n

          \u8bb8\u591a\u56e2\u961f\u8ba4\u4e3a\u903b\u8f91\u6a21\u578b\u53ef\u76f4\u63a5\u8f6c\u5316\u4e3a\u7269\u7406\u6570\u636e\u5e93\uff0c\u4f46\u8fd9\u79cd\u60c5\u51b5\u5f88\u5c11\u53d1\u751f\u3002\u4e0d\u540c\u7684\u6570\u636e\u5e93\u7cfb\u7edf\u5177\u6709\u4e0d\u540c\u7684\u80fd\u529b\uff0c\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u8fd0\u884c\u826f\u597d\u7684\u5173\u7cfb\u5728\u53e6\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u53ef\u80fd\u8868\u73b0\u4e0d\u4f73\u3002<\/p>\n

          \u4f8b\u5982\uff0c\u6570\u636e\u7c7b\u578b\u5404\u4e0d\u76f8\u540c\u3002\u903b\u8f91\u6a21\u578b\u4e2d\u5b9a\u4e49\u4e3a\u201c\u6587\u672c\u201d\u7684\u5b57\u6bb5\uff0c\u5728\u7269\u7406\u6570\u636e\u5e93\u4e2d\u53ef\u80fd\u9700\u8981\u6539\u4e3a\u201cVARCHAR(255)\u201d\u6216\u201cTEXT\u201d\u3002\u7d22\u5f15\u7b56\u7565\u4e5f\u6709\u6240\u4e0d\u540c\uff0c\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u80fd\u52a0\u5feb\u67e5\u8be2\u901f\u5ea6\u7684\u7d22\u5f15\uff0c\u53ef\u80fd\u5728\u53e6\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u51cf\u6162\u5199\u5165\u901f\u5ea6\u3002<\/p>\n

          \u4ece\u8bbe\u8ba1\u8f6c\u5411\u5b9e\u73b0\u65f6\uff0c\u5fc5\u987b\u9488\u5bf9\u7279\u5b9a\u7684\u6280\u672f\u6808\u8fdb\u884c\u8c03\u6574\u3002\u8bf7\u8003\u8651\u4ee5\u4e0b\u8c03\u6574\uff1a<\/p>\n

            \n
          • \u6570\u636e\u7c7b\u578b\uff1a<\/strong> \u786e\u4fdd\u6240\u9009\u7c7b\u578b\u4e0e\u5b58\u50a8\u5f15\u64ce\u5339\u914d\u3002<\/li>\n
          • \u7d22\u5f15\uff1a<\/strong> \u4e3a\u7ecf\u5e38\u67e5\u8be2\u7684\u5217\u6dfb\u52a0\u7d22\u5f15\u3002<\/li>\n
          • \u5206\u533a\uff1a<\/strong> \u8003\u8651\u5c06\u5927\u8868\u62c6\u5206\u4ee5\u5b9e\u73b0\u66f4\u597d\u7684\u7ba1\u7406\u3002<\/li>\n
          • \u7ea6\u675f\uff1a<\/strong> \u51b3\u5b9a\u662f\u5728\u5e94\u7528\u5c42\u8fdb\u884c\u68c0\u67e5\uff0c\u8fd8\u662f\u5728\u6570\u636e\u5e93\u5c42\u8bbe\u7f6e\u7ea6\u675f\u3002<\/li>\n<\/ul>\n

            \u5ffd\u89c6\u8fd9\u4e9b\u5dee\u5f02\u4f1a\u5bfc\u81f4\u8bbe\u8ba1\u4e0e\u73b0\u5b9e\u4e4b\u95f4\u51fa\u73b0\u8131\u8282\u3002\u7cfb\u7edf\u53ef\u80fd\u80fd\u591f\u8fd0\u884c\uff0c\u4f46\u4e0d\u4f1a\u88ab\u4f18\u5316\u3002\u5fc5\u987b\u5bf9\u7269\u7406\u5b9e\u73b0\u8fdb\u884c\u5f7b\u5e95\u5ba1\u67e5\uff0c\u4ee5\u786e\u4fdd\u8bbe\u8ba1\u5728\u8d1f\u8f7d\u4e0b\u4f9d\u7136\u6709\u6548\u3002<\/p>\n

            6. \u7ef4\u62a4\u4e0e\u6f14\u8fdb \ud83d\udd04<\/h2>\n

            \u53e6\u4e00\u4e2a\u91cd\u8981\u8bef\u533a\u662f\u8ba4\u4e3a\u6570\u636e\u5e93\u8bbe\u8ba1\u662f\u9759\u6001\u7684\u3002\u4e00\u65e6ERD\u83b7\u5f97\u6279\u51c6\uff0c\u5c31\u4e00\u6210\u4e0d\u53d8\u3002\u5b9e\u9645\u4e0a\uff0c\u4e1a\u52a1\u9700\u6c42\u4f1a\u53d8\u5316\uff0c\u65b0\u529f\u80fd\u4f1a\u88ab\u6dfb\u52a0\uff0c\u6cd5\u89c4\u4e5f\u4f1a\u6f14\u8fdb\u3002\u6570\u636e\u6a21\u578b\u5fc5\u987b\u968f\u4e4b\u6f14\u8fdb\u3002<\/p>\n

            \u91cd\u6784\u6570\u636e\u5e93\u5f88\u56f0\u96be\u3002\u66f4\u6539\u5217\u7c7b\u578b\u6216\u5173\u7cfb\u53ef\u80fd\u4f1a\u7834\u574f\u73b0\u6709\u5e94\u7528\u7a0b\u5e8f\u3002\u56e0\u6b64\uff0c\u8bbe\u8ba1\u5fc5\u987b\u8db3\u591f\u7075\u6d3b\uff0c\u4ee5\u9002\u5e94\u53d8\u5316\u800c\u65e0\u9700\u5b8c\u5168\u91cd\u5efa\u3002\u53ef\u7ef4\u62a4\u6027\u7684\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n

              \n
            • \u7248\u672c\u63a7\u5236\uff1a<\/strong> \u8ddf\u8e2a\u6a21\u5f0f\u968f\u65f6\u95f4\u7684\u53d8\u5316\u3002<\/li>\n
            • \u8fc1\u79fb\u811a\u672c\uff1a<\/strong> \u81ea\u52a8\u5316\u53d8\u66f4\u7684\u90e8\u7f72\u3002<\/li>\n
            • \u6587\u6863\uff1a<\/strong> \u4fdd\u6301\u56fe\u8868\u4e0e\u4ee3\u7801\u540c\u6b65\u66f4\u65b0\u3002<\/li>\n<\/ul>\n

              \u6587\u6863\u5e38\u5e38\u88ab\u5ffd\u89c6\uff0c\u76f4\u5230\u4e3a\u65f6\u5df2\u665a\u3002\u5f53\u5f00\u53d1\u4eba\u5458\u79bb\u5f00\u9879\u76ee\u65f6\uff0c\u5173\u4e8e\u6570\u636e\u7ed3\u6784\u7684\u77e5\u8bc6\u4e5f\u968f\u4e4b\u4e22\u5931\u3002\u4e00\u4efd\u66f4\u65b0\u53ca\u65f6\u7684ERD\u662f\u65b0\u6210\u5458\u7684\u4e3b\u8981\u53c2\u8003\u4f9d\u636e\uff0c\u80fd\u964d\u4f4e\u5b66\u4e60\u6210\u672c\u5e76\u907f\u514d\u9519\u8bef\u3002<\/p>\n

              \u6f14\u8fdb\u9700\u8981\u7eaa\u5f8b\u3002\u6bcf\u6b21\u53d8\u66f4\u90fd\u5fc5\u987b\u8bc4\u4f30\u5176\u5bf9\u73b0\u6709\u6570\u636e\u7684\u5f71\u54cd\u3002\u53ea\u8981\u53ef\u80fd\uff0c\u5c31\u5e94\u4fdd\u6301\u5411\u540e\u517c\u5bb9\u6027\u3002\u8fd9\u80fd\u786e\u4fdd\u4f9d\u8d56\u6570\u636e\u5e93\u7684\u5e94\u7528\u7a0b\u5e8f\u4e0d\u4f1a\u610f\u5916\u5d29\u6e83\u3002<\/p>\n

              7. \u5e38\u89c1\u8bef\u533a\u4e0e\u73b0\u5b9e\u603b\u7ed3<\/h2>\n

              \u4e3a\u603b\u7ed3\u8981\u70b9\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6700\u5e38\u89c1\u7684\u8bef\u89e3\u8fdb\u884c\u5206\u7c7b\u3002\u6b64\u8868\u683c\u53ef\u5feb\u901f\u5e2e\u52a9\u533a\u5206\u8425\u9500\u5ba3\u4f20\u4e0e\u6280\u672f\u4e8b\u5b9e\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n
              \u8bef\u533a<\/th>\n\u73b0\u5b9e<\/th>\n<\/tr>\n<\/thead>\n
              ERD \u53ea\u662f\u6f02\u4eae\u7684\u56fe\u7247<\/td>\nERD \u662f\u5b9a\u4e49\u6570\u636e\u89c4\u5219\u7684\u6280\u672f\u5408\u540c<\/td>\n<\/tr>\n
              \u8868\u8d8a\u591a\uff0c\u8bbe\u8ba1\u8d8a\u597d<\/td>\n\u590d\u6742\u6027\u964d\u4f4e\u6027\u80fd\uff1b\u5e73\u8861\u624d\u662f\u5173\u952e<\/td>\n<\/tr>\n
              \u89c4\u8303\u5316\u59cb\u7ec8\u662f\u76ee\u6807<\/td>\n\u53cd\u89c4\u8303\u5316\u5728\u7279\u5b9a\u60c5\u51b5\u4e0b\u53ef\u63d0\u9ad8\u8bfb\u53d6\u901f\u5ea6<\/td>\n<\/tr>\n
              \u5de5\u5177\u53ef\u4ee5\u81ea\u52a8\u5316\u8bbe\u8ba1<\/td>\n\u5de5\u5177\u53ef\u4ee5\u8f85\u52a9\uff0c\u4f46\u903b\u8f91\u9700\u8981\u4eba\u5de5\u76d1\u7763<\/td>\n<\/tr>\n
              \u903b\u8f91\u6a21\u578b\u7b49\u4e8e\u7269\u7406\u6a21\u5f0f<\/td>\n\u7269\u7406\u5b9e\u73b0\u9700\u8981\u7279\u5b9a\u7684\u4f18\u5316<\/td>\n<\/tr>\n
              \u8bbe\u8ba1\u662f\u6c38\u4e45\u7684<\/td>\n\u6a21\u5f0f\u5fc5\u987b\u968f\u4e1a\u52a1\u9700\u6c42\u6f14\u53d8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

              \u5173\u4e8e\u6570\u636e\u5efa\u6a21\u7684\u6700\u540e\u601d\u8003 \ud83e\udded<\/h2>\n

              \u6784\u5efa\u4e00\u4e2a\u53ef\u9760\u7684\u6570\u636e\u5e93\u7cfb\u7edf\u9700\u8981\u5bf9\u57fa\u672c\u539f\u7406\u6709\u6e05\u6670\u7684\u7406\u89e3\u3002\u5f53\u6b63\u786e\u4f7f\u7528\u65f6\uff0c\u5b9e\u4f53\u5173\u7cfb\u56fe\u662f\u5f3a\u5927\u7684\u5de5\u5177\u3002\u5b83\u4eec\u4e3a\u4e1a\u52a1\u5229\u76ca\u76f8\u5173\u8005\u548c\u6280\u672f\u56e2\u961f\u63d0\u4f9b\u4e86\u4e00\u79cd\u5171\u540c\u7684\u8bed\u8a00\u3002<\/p>\n

              \u7136\u800c\uff0c\u5b83\u4eec\u5e76\u975e\u9b54\u6cd5\u3002\u5b83\u4eec\u4e0d\u80fd\u81ea\u884c\u89e3\u51b3\u6570\u636e\u95ee\u9898\u3002\u4ef7\u503c\u6765\u81ea\u4e8e\u8bbe\u8ba1\u9636\u6bb5\u5bf9\u903b\u8f91\u7684\u4e25\u683c\u5e94\u7528\u3002\u6211\u4eec\u5fc5\u987b\u62d2\u7edd\u8f6f\u4ef6\u5de5\u5177\u53ef\u4ee5\u66ff\u4ee3\u6279\u5224\u6027\u601d\u7ef4\u7684\u89c2\u70b9\u3002\u6211\u4eec\u4e5f\u5fc5\u987b\u63a5\u53d7\u89c4\u8303\u5316\u5e76\u975e\u653e\u4e4b\u56db\u6d77\u800c\u7686\u51c6\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

              \u6570\u636e\u5e93\u8bbe\u8ba1\u7684\u6210\u529f\u53d6\u51b3\u4e8e\u6e05\u6670\u6027\u3001\u7cbe\u786e\u6027\u548c\u9002\u5e94\u6027\u3002\u901a\u8fc7\u5c06\u8425\u9500\u7092\u4f5c\u4e0e\u6280\u672f\u73b0\u5b9e\u533a\u5206\u5f00\u6765\uff0c\u4f60\u53ef\u4ee5\u6784\u5efa\u51fa\u7a33\u5065\u4e14\u53ef\u6269\u5c55\u7684\u7cfb\u7edf\u3002\u4e13\u6ce8\u4e8e\u6570\u636e\u5b8c\u6574\u6027\u548c\u4e1a\u52a1\u89c4\u5219\u3002\u8ba9\u56fe\u8868\u6210\u4e3a\u6307\u5357\uff0c\u800c\u975e\u7ec8\u70b9\u3002<\/p>\n

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