{"id":6559,"date":"2026-02-05T10:02:57","date_gmt":"2026-02-05T02:02:57","guid":{"rendered":"https:\/\/guides.visual-paradigm.com\/cn\/mastering-erd-design-tips-and-tricks-for-effective-database-modeling\/"},"modified":"2026-02-05T10:02:57","modified_gmt":"2026-02-05T02:02:57","slug":"mastering-erd-design-tips-and-tricks-for-effective-database-modeling","status":"publish","type":"post","link":"https:\/\/guides.visual-paradigm.com\/cn\/mastering-erd-design-tips-and-tricks-for-effective-database-modeling\/","title":{"rendered":"\u638c\u63e1ERD\u8bbe\u8ba1\uff1a\u9ad8\u6548\u6570\u636e\u5e93\u5efa\u6a21\u7684\u6280\u5de7\u4e0e\u7a8d\u95e8"},"content":{"rendered":"

\u5f15\u8a00<\/h2>\n

\u5b9e\u4f53-\u5173\u7cfb\u56fe\uff08ERD\uff09\u662f\u6570\u636e\u5e93\u8bbe\u8ba1\u4e0e\u5efa\u6a21\u9886\u57df\u4e2d\u7684\u57fa\u672c\u5de5\u5177\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u6570\u636e\u5e93\u5185\u6570\u636e\u7ed3\u6784\u7684\u53ef\u89c6\u5316\u8868\u793a\uff0c\u4f7f\u8bbe\u8ba1\u4eba\u5458\u3001\u5f00\u53d1\u4eba\u5458\u548c\u5229\u76ca\u76f8\u5173\u8005\u80fd\u591f\u7406\u89e3\u4e0d\u540c\u6570\u636e\u5b9e\u4f53\u4e4b\u95f4\u7684\u5173\u7cfb\u3002ERD\u5728\u6570\u636e\u5e93\u8bbe\u8ba1\u7684\u6982\u5ff5\u9636\u6bb5\u4e0e\u903b\u8f91\u9636\u6bb5\u4e4b\u95f4\u8d77\u5230\u4e86\u6865\u6881\u4f5c\u7528\uff0c\u6709\u52a9\u4e8e\u4e3a\u6784\u5efa\u9ad8\u6548\u4e14\u6709\u5e8f\u7684\u6570\u636e\u5e93\u63d0\u4f9b\u84dd\u56fe\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8\u6784\u6210ERD\u7684\u5173\u952e\u6982\u5ff5\u548c\u8981\u7d20\uff0c\u63ed\u793a\u5b83\u4eec\u5982\u4f55\u4fc3\u8fdb\u6570\u636e\u5e93\u8bbe\u8ba1\u3002<\/p>\n

\"What<\/p>\n

\u00a0<\/p>\n

    \n
  1. \u5b9e\u4f53<\/strong><\/li>\n<\/ol>\n

    \u5b9e\u4f53\u662fERD\u7684\u4e3b\u8981\u6784\u5efa\u6a21\u5757\u3002\u5b83\u4eec\u4ee3\u8868\u9700\u8981\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\u7684\u73b0\u5b9e\u4e16\u754c\u5bf9\u8c61\u3001\u6982\u5ff5\u6216\u4e8b\u7269\u3002\u6bcf\u4e2a\u5b9e\u4f53\u901a\u5e38\u4e0e\u6570\u636e\u5e93\u6a21\u5f0f\u4e2d\u7684\u7279\u5b9a\u8868\u76f8\u5173\u8054\u3002\u4f8b\u5982\uff0c\u5728\u5927\u5b66\u6570\u636e\u5e93\u4e2d\uff0c\u5b9e\u4f53\u53ef\u4ee5\u5305\u62ec\u5b66\u751f\u3001\u8bfe\u7a0b\u548c\u6559\u6388\u3002<\/p>\n

      \n
    1. \u5c5e\u6027<\/strong><\/li>\n<\/ol>\n

      \u5c5e\u6027\u662f\u63cf\u8ff0\u5b9e\u4f53\u7684\u7279\u5f81\u6216\u5c5e\u6027\u3002\u5b83\u4eec\u5b9a\u4e49\u4e86\u6bcf\u4e2a\u5b9e\u4f53\u4e2d\u5b58\u50a8\u7684\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u5b66\u751f\u5b9e\u4f53\u53ef\u80fd\u5177\u6709\u5b66\u751fID\u3001\u540d\u5b57\u3001\u59d3\u6c0f\u548c\u51fa\u751f\u65e5\u671f\u7b49\u5c5e\u6027\u3002\u5c5e\u6027\u53ef\u5206\u4e3a\u7b80\u5355\uff08\u539f\u5b50\uff09\u5c5e\u6027\u6216\u590d\u5408\uff08\u7531\u591a\u4e2a\u5b50\u5c5e\u6027\u7ec4\u6210\uff09\u5c5e\u6027\u3002<\/p>\n

        \n
      1. \u5173\u7cfb<\/strong><\/li>\n<\/ol>\n

        \u5173\u7cfb\u5728\u6570\u636e\u5e93\u4e2d\u7684\u5b9e\u4f53\u4e4b\u95f4\u5efa\u7acb\u8fde\u63a5\u3002\u5b83\u4eec\u5b9a\u4e49\u4e86\u5b9e\u4f53\u4e4b\u95f4\u7684\u5173\u8054\u65b9\u5f0f\u53ca\u5176\u76f8\u4e92\u4f5c\u7528\u3002ERD\u4e2d\u6709\u4e09\u79cd\u4e3b\u8981\u5173\u7cfb\u7c7b\u578b\uff1a<\/p>\n

        a. \u4e00\u5bf9\u4e00\uff081:1\uff09\uff1a\u5728\u4e00\u5bf9\u4e00\u5173\u7cfb\u4e2d\uff0c\u4e00\u4e2a\u5b9e\u4f53\u4e2d\u7684\u6bcf\u4e2a\u5b9e\u4f8b\u4ec5\u4e0e\u53e6\u4e00\u4e2a\u5b9e\u4f53\u4e2d\u7684\u4e00\u4e2a\u5b9e\u4f8b\u76f8\u5173\u8054\u3002\u4f8b\u5982\uff0c\u62a4\u7167\u5b9e\u4f53\u53ef\u4ee5\u4e0e\u5b66\u751f\u5b9e\u4f53\u5efa\u7acb\u4e00\u5bf9\u4e00\u5173\u7cfb\u3002<\/p>\n

        b. \u4e00\u5bf9\u591a\uff081:N\uff09\uff1a\u5728\u4e00\u5bf9\u591a\u5173\u7cfb\u4e2d\uff0c\u4e00\u4e2a\u5b9e\u4f53\u4e2d\u7684\u6bcf\u4e2a\u5b9e\u4f8b\u53ef\u4ee5\u4e0e\u53e6\u4e00\u4e2a\u5b9e\u4f53\u4e2d\u7684\u591a\u4e2a\u5b9e\u4f8b\u76f8\u5173\u8054\u3002\u4f8b\u5982\uff0c\u5b66\u751f\u5b9e\u4f53\u53ef\u4ee5\u4e0e\u591a\u4e2a\u8bfe\u7a0b\u5b9e\u4f53\u5efa\u7acb\u4e00\u5bf9\u591a\u5173\u7cfb\uff0c\u56e0\u4e3a\u4e00\u4e2a\u5b66\u751f\u53ef\u4ee5\u9009\u4fee\u591a\u95e8\u8bfe\u7a0b\u3002<\/p>\n

        c. \u591a\u5bf9\u591a\uff08N:M\uff09\uff1a\u5728\u591a\u5bf9\u591a\u5173\u7cfb\u4e2d\uff0c\u4e00\u4e2a\u5b9e\u4f53\u4e2d\u7684\u591a\u4e2a\u5b9e\u4f8b\u53ef\u4ee5\u4e0e\u53e6\u4e00\u4e2a\u5b9e\u4f53\u4e2d\u7684\u591a\u4e2a\u5b9e\u4f8b\u76f8\u5173\u8054\u3002\u5728\u5173\u7cfb\u578b\u6570\u636e\u5e93\u4e2d\u8868\u793aN:M\u5173\u7cfb\u65f6\uff0c\u901a\u5e38\u4f7f\u7528\u4e00\u4e2a\u4e2d\u95f4\u8868\uff0c\u5373\u5173\u8054\u8868\u3002<\/p>\n

          \n
        1. \u57fa\u6570<\/strong><\/li>\n<\/ol>\n

          \u57fa\u6570\u63cf\u8ff0\u4e86\u5728\u7279\u5b9a\u5173\u7cfb\u4e2d\uff0c\u4e00\u4e2a\u5b9e\u4f53\u7684\u5b9e\u4f8b\u53ef\u4ee5\u4e0e\u53e6\u4e00\u4e2a\u5b9e\u4f53\u7684\u5b9e\u4f8b\u4e4b\u95f4\u7684\u5173\u8054\u6570\u91cf\u3002\u5b83\u901a\u5e38\u7528\u7b26\u53f7\u8868\u793a\uff0c\u5982\u201c1\u201d\u8868\u793a\u4e00\u4e2a\uff0c\u201cN\u201d\u8868\u793a\u591a\u4e2a\uff0c\u201c0\u201d\u8868\u793a\u96f6\u4e2a\u3002\u7406\u89e3\u57fa\u6570\u5bf9\u4e8e\u8bbe\u8ba1\u9ad8\u6548\u6570\u636e\u5e93\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u51b3\u5b9a\u4e86\u5173\u7cfb\u7684\u5b8c\u6574\u6027\u3002<\/p>\n

            \n
          1. \u4e3b\u952e<\/strong><\/li>\n<\/ol>\n

            \u4e3b\u952e\u662f\u5b9e\u4f53\u4e2d\u6bcf\u6761\u8bb0\u5f55\uff08\u884c\uff09\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002\u5b83\u786e\u4fdd\u8868\u4e2d\u6bcf\u6761\u8bb0\u5f55\u90fd\u53ef\u4ee5\u88ab\u552f\u4e00\u8bc6\u522b\u3002\u4e3b\u952e\u5bf9\u4e8e\u6570\u636e\u5b8c\u6574\u6027\u81f3\u5173\u91cd\u8981\uff0c\u901a\u5e38\u4f5c\u4e3a\u5355\u4e00\u5c5e\u6027\u6216\u590d\u5408\u5c5e\u6027\u5b9e\u73b0\u3002\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u5b83\u4eec\u88ab\u7528\u4f5c\u76f8\u5173\u8868\u4e2d\u7684\u5916\u952e\u4ee5\u5efa\u7acb\u5173\u7cfb\u3002<\/p>\n

              \n
            1. \u5916\u952e<\/strong><\/li>\n<\/ol>\n

              \u5916\u952e\u662f\u8868\u4e2d\u4e00\u4e2a\u6216\u4e00\u7ec4\u5c5e\u6027\uff0c\u6307\u5411\u53e6\u4e00\u4e2a\u8868\u7684\u4e3b\u952e\u3002\u5916\u952e\u7528\u4e8e\u5efa\u7acb\u5b9e\u4f53\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5e76\u901a\u8fc7\u786e\u4fdd\u76f8\u5173\u6570\u636e\u5b58\u5728\u4e8e\u88ab\u5f15\u7528\u7684\u8868\u4e2d\u6765\u7ef4\u62a4\u6570\u636e\u5b8c\u6574\u6027\u3002\u5b83\u4eec\u6709\u52a9\u4e8e\u4fdd\u6301\u6570\u636e\u5e93\u7684\u5f15\u7528\u5b8c\u6574\u6027\u3002<\/p>\n

                \n
              1. \u5f31\u5b9e\u4f53<\/strong><\/li>\n<\/ol>\n

                \u5f31\u5b9e\u4f53\u662f\u81ea\u8eab\u6ca1\u6709\u4e3b\u952e\u5c5e\u6027\u7684\u5b9e\u4f53\u3002\u76f8\u53cd\uff0c\u5b83\u4eec\u4f9d\u8d56\u4e8e\u4e0e\u7236\uff08\u62e5\u6709\u8005\uff09\u5b9e\u4f53\u7684\u5173\u7cfb\u6765\u786e\u5b9a\u5176\u8eab\u4efd\u3002\u5f31\u5b9e\u4f53\u5728ERD\u4e2d\u901a\u5e38\u7528\u53cc\u7ebf\u77e9\u5f62\u8868\u793a\uff0c\u5e76\u4f9d\u8d56\u4e8e\u7236\u5b9e\u4f53\u7684\u5b58\u5728\u3002<\/p>\n

                \u6570\u636e\u5efa\u6a21\uff1aERD\u6280\u5de7\u4e0e\u7a8d\u95e8<\/h2>\n

                \u521b\u5efa\u6709\u6548\u7684\u5b9e\u4f53-\u5173\u7cfb\u56fe\uff08ERD\uff09\u5bf9\u4e8e\u8bbe\u8ba1\u7ed3\u6784\u826f\u597d\u7684\u6570\u636e\u5e93\u81f3\u5173\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e2e\u52a9\u60a8\u521b\u5efa\u6e05\u6670\u4e14\u6709\u610f\u4e49\u7684ERD\u7684\u6280\u5de7\u4e0e\u7a8d\u95e8\uff1a<\/p>\n

                \"GitHub<\/p>\n

                1. \u4ece\u6e05\u6670\u7684\u7406\u89e3\u5f00\u59cb\uff1a<\/strong>\u5728\u5f00\u59cb\u7ed8\u5236ERD\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd\u60a8\u5bf9\u95ee\u9898\u9886\u57df\u6709\u5168\u9762\u7684\u7406\u89e3\uff0c\u5305\u62ec\u5b9e\u4f53\u3001\u5b83\u4eec\u7684\u5c5e\u6027\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u660e\u786e\u7684\u9700\u6c42\u548c\u5bf9\u4e3b\u9898\u7684\u624e\u5b9e\u638c\u63e1\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

                2. \u4f7f\u7528\u6807\u51c6\u7b26\u53f7\uff1a<\/strong>\u9075\u5faa\u516c\u8ba4\u7684\u7b26\u53f7\u6807\u51c6\uff0c\u5982Crow\u2019s Foot\u6216Chen\u7684\u7b26\u53f7\u3002\u7b26\u53f7\u7684\u4e00\u81f4\u6027\u4f7f\u4ed6\u4eba\u66f4\u5bb9\u6613\u7406\u89e3\u60a8\u7684ERD\uff0c\u5e76\u964d\u4f4e\u8bef\u89e3\u7684\u98ce\u9669\u3002<\/p>\n

                3. \u9009\u62e9\u6709\u610f\u4e49\u7684\u5b9e\u4f53\u540d\u79f0\uff1a<\/strong>\u4e3a\u60a8\u7684\u5b9e\u4f53\u547d\u540d\u65f6\uff0c\u5e94\u51c6\u786e\u53cd\u6620\u5b83\u4eec\u6240\u5efa\u6a21\u7684\u73b0\u5b9e\u4e16\u754c\u5bf9\u8c61\u3002\u4f7f\u7528\u6e05\u6670\u4e14\u7b80\u6d01\u7684\u547d\u540d\u89c4\u8303\uff0c\u4f7f\u60a8\u7684ERD\u66f4\u6613\u4e8e\u7406\u89e3\u3002<\/p>\n

                4. \u907f\u514d\u8fc7\u5ea6\u62e5\u6324\uff1a<\/strong>\u907f\u514d\u5728\u5355\u4e2a\u56fe\u4e2d\u585e\u5165\u8fc7\u591a\u7684\u5b9e\u4f53\u548c\u5173\u7cfb\uff0c\u5bfc\u81f4ERD\u8fc7\u4e8e\u62e5\u6324\u3002\u5c06\u590d\u6742\u7cfb\u7edf\u5206\u89e3\u4e3a\u53ef\u7ba1\u7406\u7684\u7ec4\u4ef6\uff0c\u5e76\u5728\u9700\u8981\u65f6\u521b\u5efa\u591a\u4e2a\u56fe\u3002<\/p>\n

                5. \u4f7f\u7528\u6b63\u786e\u7684\u57fa\u6570\u8868\u793a\u6cd5\uff1a<\/strong>\u4f7f\u7528\u9002\u5f53\u7684\u7b26\u53f7\u6216\u6587\u5b57\u6ce8\u91ca\u660e\u786e\u6807\u660e\u5173\u7cfb\u7684\u57fa\u6570\uff081:1\u30011:N\u3001N:M\uff09\u3002\u8fd9\u6709\u52a9\u4e8e\u7406\u89e3\u5b9e\u4f53\u4e4b\u95f4\u7684\u76f8\u4e92\u5173\u7cfb\u3002<\/p>\n

                6. \u8bc6\u522b\u5f31\u5b9e\u4f53\uff1a<\/strong>\u5728\u4f60\u7684ERD\u4e2d\u8bc6\u522b\u5e76\u7a81\u51fa\u663e\u793a\u5f31\u5b9e\u4f53\u3002\u4f7f\u7528\u53cc\u7ebf\u77e9\u5f62\u6216\u5176\u4ed6\u89c6\u89c9\u63d0\u793a\u5c06\u5176\u4e0e\u666e\u901a\uff08\u5f3a\uff09\u5b9e\u4f53\u533a\u5206\u5f00\u6765\u3002<\/p>\n

                7. \u5b9a\u4e49\u4e3b\u952e\u548c\u5916\u952e\uff1a<\/strong>\u5728\u6bcf\u4e2a\u5b9e\u4f53\u4e2d\u660e\u786e\u6807\u8bb0\u4e3b\u952e\uff0c\u5728\u76f8\u5173\u5b9e\u4f53\u4e2d\u6807\u8bb0\u5916\u952e\u3002\u8fd9\u5c55\u793a\u4e86\u552f\u4e00\u6807\u8bc6\u7b26\u4ee5\u53ca\u5b9e\u4f53\u4e4b\u95f4\u7684\u8fde\u63a5\u65b9\u5f0f\u3002<\/p>\n

                8. \u4fdd\u6301\u4e00\u81f4\u6027\uff1a<\/strong>\u786e\u4fdd\u5b9e\u4f53\u4e4b\u95f4\u5c5e\u6027\u547d\u540d\u548c\u6570\u636e\u7c7b\u578b\u7684\u7edf\u4e00\u6027\u3002\u8fd9\u53ef\u4ee5\u7b80\u5316\u6570\u636e\u5e93\u7684\u5b9e\u73b0\u9636\u6bb5\u3002<\/p>\n

                9. \u4f7f\u7528\u6ce8\u91ca\u548c\u6807\u6ce8\uff1a<\/strong>\u6dfb\u52a0\u6ce8\u91ca\u6216\u6807\u6ce8\u4ee5\u89e3\u91ca\u590d\u6742\u7684\u5173\u7cfb\u3001\u7ea6\u675f\u6216\u5176\u4ed6\u4ec5\u4ece\u56fe\u793a\u4e2d\u65e0\u6cd5\u660e\u786e\u7684\u4fe1\u606f\u3002<\/p>\n

                10. \u7b80\u5316\u5173\u7cfb\uff1a<\/strong>\u901a\u8fc7\u4f7f\u7528\u63cf\u8ff0\u6027\u540d\u79f0\u5e76\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u6742\u6027\u6765\u7b80\u5316\u5173\u7cfb\u3002\u5c3d\u91cf\u51cf\u5c11\u5b9e\u4f53\u4e4b\u95f4\u7684\u5173\u7cfb\u6570\u91cf\uff0c\u540c\u65f6\u4ecd\u80fd\u51c6\u786e\u53cd\u6620\u6570\u636e\u6a21\u578b\u3002<\/p>\n

                11. \u6839\u636e\u9700\u6c42\u8fdb\u884c\u9a8c\u8bc1\uff1a<\/strong>\u5b9a\u671f\u6839\u636e\u9879\u76ee\u9700\u6c42\u9a8c\u8bc1\u60a8\u7684ERD\uff0c\u786e\u4fdd\u5176\u51c6\u786e\u53cd\u6620\u6570\u636e\u5e93\u7684\u9884\u671f\u529f\u80fd\u3002<\/p>\n

                12. \u534f\u4f5c\u5e76\u83b7\u53d6\u53cd\u9988\uff1a<\/strong>\u4e0e\u5229\u76ca\u76f8\u5173\u8005\u3001\u5f00\u53d1\u4eba\u5458\u548c\u5176\u4ed6\u56e2\u961f\u6210\u5458\u534f\u4f5c\uff0c\u4ee5\u5b8c\u5584\u60a8\u7684ERD\u3002\u4ed6\u4eba\u7684\u53cd\u9988\u6709\u52a9\u4e8e\u53d1\u73b0\u6f5c\u5728\u95ee\u9898\u6216\u6539\u8fdb\u8bbe\u8ba1\u3002<\/p>\n

                13. \u4fdd\u7559\u7248\u672c\u548c\u4fee\u8ba2\u8bb0\u5f55\uff1a<\/strong>\u8ddf\u8e2aERD\u7684\u4e0d\u540c\u7248\u672c\u548c\u4fee\u8ba2\u8bb0\u5f55\u3002\u8fd9\u6709\u52a9\u4e8e\u8bb0\u5f55\u6570\u636e\u5e93\u8bbe\u8ba1\u7684\u6f14\u53d8\u8fc7\u7a0b\u3002<\/p>\n

                14. \u4f7f\u7528ERD\u8f6f\u4ef6\u5de5\u5177\uff1a<\/strong>\u8003\u8651\u4f7f\u7528Lucidchart\u3001draw.io\u6216ERDPlus\u7b49ERD\u5efa\u6a21\u8f6f\u4ef6\u5de5\u5177\u3002\u8fd9\u4e9b\u5de5\u5177\u901a\u5e38\u5177\u5907\u81ea\u52a8\u5316ERD\u521b\u5efa\u67d0\u4e9b\u65b9\u9762\u4ee5\u53ca\u4fdd\u6301\u4e00\u81f4\u6027\u7684\u529f\u80fd\u3002<\/p>\n

                15. \u8bb0\u5f55\u5047\u8bbe\uff1a<\/strong>\u5982\u679c\u5728\u8bbe\u8ba1\u8fc7\u7a0b\u4e2d\u505a\u51fa\u4efb\u4f55\u5047\u8bbe\uff0c\u8bf7\u5c06\u5176\u8bb0\u5f55\u4e0b\u6765\u3002\u5047\u8bbe\u6709\u52a9\u4e8e\u6f84\u6e05\u8bbe\u8ba1\u51b3\u7b56\uff0c\u5e76\u4f5c\u4e3a\u672a\u6765\u4fee\u6539\u7684\u53c2\u8003\u3002<\/p>\n

                16. \u5ba1\u67e5\u4e0e\u4f18\u5316\uff1a<\/strong>\u968f\u7740\u9879\u76ee\u8fdb\u5c55\uff0c\u5b9a\u671f\u5ba1\u67e5\u5e76\u4f18\u5316\u60a8\u7684ERD\u3002\u9700\u6c42\u53d8\u5316\u6216\u65b0\u7684\u6d1e\u5bdf\u53ef\u80fd\u9700\u8981\u5bf9\u6570\u636e\u6a21\u578b\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n

                \u521b\u5efa\u9ad8\u6548\u7684ERD\u662f\u4e00\u9879\u968f\u7740\u5b9e\u8df5\u800c\u63d0\u5347\u7684\u6280\u80fd\u3002\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6280\u5de7\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u51fa\u4e0d\u4ec5\u51c6\u786e\u53cd\u6620\u6570\u636e\u6a21\u578b\uff0c\u800c\u4e14\u66f4\u6613\u4e8e\u4ed6\u4eba\u7406\u89e3\u4e0e\u5b9e\u73b0\u6570\u636e\u5e93\u7684ERD\u3002<\/p>\n

                \u7ed3\u8bba<\/h2>\n

                \u5b9e\u4f53-\u5173\u7cfb\u56fe\u662f\u6570\u636e\u5e93\u8bbe\u8ba1\u4e0e\u5efa\u6a21\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u6570\u636e\u5b9e\u4f53\u3001\u5c5e\u6027\u3001\u5173\u7cfb\u53ca\u5176\u57fa\u6570\u7684\u7ed3\u6784\u5316\u548c\u53ef\u89c6\u5316\u8868\u793a\u3002\u7406\u89e3ERD\u7684\u5173\u952e\u6982\u5ff5\u548c\u8981\u7d20\uff0c\u5bf9\u4e8e\u6784\u5efa\u7ed3\u6784\u6e05\u6670\u4e14\u9ad8\u6548\u7684\u6570\u636e\u5e93\u81f3\u5173\u91cd\u8981\uff0c\u8fd9\u4e9b\u6570\u636e\u5e93\u80fd\u591f\u51c6\u786e\u53cd\u6620\u6570\u636e\u5b9e\u4f53\u4e4b\u95f4\u7684\u73b0\u5b9e\u4e16\u754c\u5173\u7cfb\u3002\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0cERD\u4ecd\u7136\u662f\u6570\u636e\u5e93\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u7684\u5173\u952e\u7ec4\u6210\u90e8\u5206\uff0c\u6709\u52a9\u4e8e\u6784\u5efa\u5f3a\u5927\u4e14\u53ef\u6269\u5c55\u7684\u6570\u636e\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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