{"id":97,"date":"2026-04-02T13:34:38","date_gmt":"2026-04-02T13:34:38","guid":{"rendered":"https:\/\/www.we-notes.com\/tw\/hidden-cost-poor-erd-diagrams-refactoring\/"},"modified":"2026-04-02T13:34:38","modified_gmt":"2026-04-02T13:34:38","slug":"hidden-cost-poor-erd-diagrams-refactoring","status":"publish","type":"post","link":"https:\/\/www.we-notes.com\/tw\/hidden-cost-poor-erd-diagrams-refactoring\/","title":{"rendered":"\u7cdf\u7cd5\u7684ER\u5716\u7684\u96b1\u85cf\u6210\u672c\uff1a\u8cc7\u6599\u5eab\u91cd\u69cb\u7684\u5f8c\u4e8b\u5206\u6790"},"content":{"rendered":"

\u7576\u8edf\u9ad4\u7cfb\u7d71\u958b\u59cb\u64f4\u5c55\u6642\uff0c\u8cc7\u6599\u5c64\u901a\u5e38\u6703\u6210\u70ba\u6700\u95dc\u9375\u7684\u74f6\u9838\u3002\u96d6\u7136\u61c9\u7528\u7a0b\u5f0f\u7a0b\u5f0f\u78bc\u53ef\u4ee5\u91cd\u5beb\uff0c\u524d\u7aef\u4ecb\u9762\u4e5f\u53ef\u4ee5\u91cd\u65b0\u8a2d\u8a08\uff0c\u4f46\u8cc7\u6599\u5eab\u7d50\u69cb\u4ee3\u8868\u4e86\u61c9\u7528\u7a0b\u5f0f\u7684\u57fa\u790e\u4e8b\u5be6\u3002\u4e00\u500b\u8a2d\u8a08\u4e0d\u826f\u7684\u5be6\u9ad4-\u95dc\u4fc2\u5716\uff08ERD\uff09\u4e0d\u50c5\u50c5\u662f\u8996\u89ba\u4e0a\u7684\u4e0d\u4fbf\uff0c\u66f4\u662f\u4e00\u7a2e\u6703\u96a8\u6642\u9593\u7d2f\u7a4d\u7684\u7d50\u69cb\u6027\u5f31\u9ede\u3002\u672c\u5206\u6790\u63a2\u8a0e\u4e86\u932f\u8aa4\u8cc7\u6599\u5eab\u5efa\u6a21\u6240\u5e36\u4f86\u7684\u5177\u9ad4\u8207\u975e\u5177\u9ad4\u6210\u672c\uff0c\u4ee5\u53ca\u5728\u958b\u767c\u9031\u671f\u5f8c\u671f\u91cd\u69cb\u9019\u4e9b\u7d50\u69cb\u7684\u8907\u96dc\u73fe\u5be6\u3002<\/p>\n

\u8a31\u591a\u5718\u968a\u5c07\u8cc7\u6599\u7d50\u69cb\u8a2d\u8a08\u8996\u70ba\u521d\u6b65\u4efb\u52d9\uff0c\u8a8d\u70ba\u53ea\u8981\u5728\u771f\u6b63\u958b\u59cb\u7de8\u78bc\u524d\u5b8c\u6210\u5373\u53ef\u3002\u7136\u800c\uff0c\u96a8\u8457\u9700\u6c42\u8b8a\u52d5\u8207\u5546\u696d\u908f\u8f2f\u6f14\u9032\uff0c\u8a2d\u8a08\u4e0d\u826f\u7684ERD\u6240\u5e36\u4f86\u7684\u50f5\u5316\u6027\u4fbf\u986f\u800c\u6613\u898b\u3002\u5ffd\u7565\u9019\u4e9b\u7d30\u7bc0\u7684\u4ee3\u50f9\u4e0d\u50c5\u9ad4\u73fe\u5728\u64b0\u5bebSQL\u6240\u8017\u8cbb\u7684\u6642\u9593\uff0c\u66f4\u9ad4\u73fe\u5728\u958b\u767c\u901f\u5ea6\u7684\u55aa\u5931\u3001\u505c\u6a5f\u98a8\u96aa\u7684\u589e\u52a0\uff0c\u4ee5\u53ca\u5718\u968a\u5c0d\u57fa\u790e\u8a2d\u65bd\u4fe1\u4efb\u5ea6\u7684\u4e0b\u964d\u3002<\/p>\n

\n
<\/figure>\n<\/div>\n

1. \u85cd\u5716\u985e\u6bd4\uff1a\u70ba\u4f55\u8cc7\u6599\u7d50\u69cb\u81f3\u95dc\u91cd\u8981 \ud83c\udfd7\ufe0f<\/h2>\n

\u5c07\u8cc7\u6599\u5eab\u7d50\u69cb\u8996\u70ba\u5efa\u7bc9\u7269\u7684\u5efa\u7bc9\u85cd\u5716\u3002\u5982\u679c\u627f\u91cd\u7246\u4f4d\u7f6e\u932f\u8aa4\uff0c\u6216\u6c34\u7ba1\u4f48\u7dda\u6548\u7387\u4f4e\u4e0b\uff0c\u5efa\u7bc9\u7269\u53ef\u80fd\u8d77\u521d\u4ecd\u80fd\u652f\u6490\u3002\u4f46\u96a8\u8457\u6642\u9593\u63a8\u79fb\uff0c\u88c2\u7e2b\u4fbf\u6703\u51fa\u73fe\u3002\u5728\u8584\u5f31\u7684\u5730\u57fa\u4e0a\u4e0d\u65b7\u5806\u758a\u65b0\u529f\u80fd\uff0c\u6700\u7d42\u5c07\u5c0e\u81f4\u7d50\u69cb\u5d29\u6f70\u3002\u5728\u8edf\u9ad4\u4e2d\uff0c\u9019\u9ad4\u73fe\u5728\u67e5\u8a62\u7de9\u6162\u3001\u8cc7\u6599\u4e0d\u4e00\u81f4\uff0c\u4ee5\u53ca\u7121\u6cd5\u65b0\u589e\u529f\u80fd\u800c\u4e0d\u7834\u58de\u73fe\u6709\u529f\u80fd\u3002<\/p>\n

ERD \u662f\u5229\u76ca\u76f8\u95dc\u8005\u3001\u958b\u767c\u4eba\u54e1\u8207\u8cc7\u6599\u67b6\u69cb\u5e2b\u4e4b\u9593\u7684\u6e9d\u901a\u5de5\u5177\u3002\u5b83\u5b9a\u7fa9\u4e86\u5be6\u9ad4\u3001\u5176\u5c6c\u6027\uff0c\u4ee5\u53ca\u5f7c\u6b64\u4e4b\u9593\u7684\u95dc\u4fc2\u3002\u7576\u6b64\u5716\u793a\u6a21\u7cca\u6216\u4e0d\u5b8c\u6574\u6642\uff0c\u6703\u5c0e\u81f4\uff1a<\/p>\n

    \n
  • \u5be6\u4f5c\u4e0a\u7684\u6a21\u7cca\u6027\uff1a<\/strong>\u958b\u767c\u4eba\u54e1\u5c0d\u8cc7\u6599\u5b8c\u6574\u6027\u505a\u51fa\u5047\u8a2d\uff0c\u9019\u4e9b\u5047\u8a2d\u53ef\u80fd\u8207\u5546\u696d\u898f\u5247\u4e0d\u7b26\u3002<\/li>\n
  • \u898f\u7bc4\u5316\u554f\u984c\uff1a<\/strong>\u8cc7\u6599\u53ef\u80fd\u904e\u5ea6\u788e\u7247\u5316\uff0c\u5c0e\u81f4\u9700\u8981\u5927\u91cf\u9023\u63a5\u64cd\u4f5c\uff1b\u6216\u904e\u5ea6\u975e\u898f\u7bc4\u5316\uff0c\u9032\u800c\u5f15\u767c\u66f4\u65b0\u7570\u5e38\u3002<\/li>\n
  • \u7d04\u675f\u7f3a\u53e3\uff1a<\/strong>\u7f3a\u4e4f\u5916\u9375\u6216\u6aa2\u67e5\u7d04\u675f\uff0c\u4f7f\u5f97\u7121\u6548\u8cc7\u6599\u5f97\u4ee5\u9032\u5165\u7cfb\u7d71\u3002<\/li>\n<\/ul>\n

    \u9019\u4e9b\u554f\u984c\u6703\u4e0d\u65b7\u7d2f\u7a4d\u3002\u4e00\u500b\u95dc\u4fc2\u985e\u578b\u7684\u5c0f\u932f\u8aa4\u53ef\u80fd\u5728\u6578\u500b\u6708\u5167\u90fd\u672a\u88ab\u5bdf\u89ba\uff0c\u76f4\u5230\u57f7\u884c\u7279\u5b9a\u5831\u8868\u6216\u8cc7\u6599\u9077\u79fb\u6642\u624d\u5f15\u767c\u707d\u96e3\u6027\u5931\u6557\u3002<\/p>\n

    2. \u6709\u7f3a\u9677\u8cc7\u6599\u7d50\u69cb\u7684\u89e3\u5256\uff1a\u5e38\u898b\u7684\u5efa\u6a21\u932f\u8aa4 \ud83d\udd0d<\/h2>\n

    \u8b58\u5225ERD\u4e2d\u7684\u5177\u9ad4\u932f\u8aa4\uff0c\u662f\u7406\u89e3\u76f8\u95dc\u6210\u672c\u7684\u7b2c\u4e00\u6b65\u3002\u4ee5\u4e0b\u662f\u5c0e\u81f4\u91cd\u5927\u6280\u8853\u8ca0\u50b5\u7684\u5e38\u898b\u5efa\u6a21\u9677\u9631\u5206\u89e3\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n
    \u985e\u5225<\/th>\n\u5e38\u898b\u932f\u8aa4<\/th>\n\u5c0d\u7cfb\u7d71\u7684\u5f71\u97ff<\/th>\n<\/tr>\n<\/thead>\n
    \u95dc\u4fc2<\/td>\n\u932f\u8aa4\u8b58\u5225\u57fa\u6578\uff081:1 \u8207 1:N\uff09<\/td>\n\u5132\u5b58\u6548\u7387\u4f4e\u4e0b\uff0c\u9023\u63a5\u64cd\u4f5c\u8907\u96dc\uff0c\u8cc7\u6599\u91cd\u8907\u3002<\/td>\n<\/tr>\n
    \u7d04\u675f<\/td>\n\u7f3a\u5c11\u5916\u9375<\/td>\n\u5b64\u5152\u8a18\u9304\u3001\u8cc7\u6599\u5b8c\u6574\u6027\u640d\u5931\u3001\u9700\u624b\u52d5\u6e05\u7406\u3002<\/td>\n<\/tr>\n
    \u5c6c\u6027<\/td>\n\u975e\u539f\u5b50\u6b04\u4f4d<\/td>\n\u67e5\u8a62\u56f0\u96e3\uff0c\u7121\u6cd5\u5c0d\u8cc7\u6599\u7684\u7279\u5b9a\u90e8\u5206\u5efa\u7acb\u7d22\u5f15\u3002<\/td>\n<\/tr>\n
    \u6548\u80fd<\/td>\n\u5916\u9375\u7f3a\u5c11\u7d22\u5f15<\/td>\n\u9023\u63a5\u901f\u5ea6\u6162\uff0c\u5728\u5beb\u5165\u6642\u7522\u751f\u9396\u7af6\u722d\uff0cCPU\u4f7f\u7528\u7387\u9ad8\u3002<\/td>\n<\/tr>\n
    \u8a2d\u8a08<\/td>\n\u6df1\u5ea6\u5d4c\u5957\u7684\u6a19\u6e96\u5316<\/td>\n\u904e\u5ea6\u4f7f\u7528\u8868\u683c\u9023\u63a5\u9032\u884c\u7c21\u55ae\u8b80\u53d6\uff0c\u67e5\u8a62\u8907\u96dc\u5ea6\u9ad8\u3002<\/td>\n<\/tr>\n
    \u53ef\u64f4\u5c55\u6027<\/td>\n\u6a21\u5f0f\u4e2d\u7684\u786c\u7de8\u78bc\u908f\u8f2f<\/td>\n\u7f3a\u4e4f\u5f48\u6027\u7684\u6a21\u5f0f\uff0c\u7121\u6cd5\u9069\u61c9\u65b0\u7684\u5546\u696d\u72c0\u614b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u9019\u4e9b\u9805\u76ee\u4e2d\u7684\u6bcf\u4e00\u9805\u90fd\u4ee3\u8868\u4e00\u500b\u6469\u64e6\u9ede\u3002\u7576\u958b\u767c\u4eba\u54e1\u5728\u6a21\u5f0f\u4e2d\u9047\u5230\u932f\u8aa4\u6642\uff0c\u4ed6\u5011\u7d93\u5e38\u4f7f\u7528\u61c9\u7528\u5c64\u908f\u8f2f\u4f86\u7e5e\u904e\u554f\u984c\u3002\u9019\u6703\u5c07\u696d\u52d9\u898f\u5247\u63a8\u5165\u7a0b\u5f0f\u78bc\u5eab\uff0c\u9020\u6210\u96e3\u4ee5\u7dad\u8b77\u7684\u95dc\u6ce8\u9ede\u5206\u96e2\u3002<\/p>\n

    3. \u8a08\u91cf\u6280\u8853\u50b5\u52d9 \ud83d\udcb0<\/h2>\n

    \u7cdf\u7cd5\u8a2d\u8a08\u7684\u4ee3\u50f9\u5f88\u5c11\u7acb\u5373\u986f\u73fe\u3002\u5b83\u662f\u4e00\u7a2e\u5c0d\u8cc7\u6e90\u7684\u7de9\u6162\u6d88\u8017\u3002\u6211\u5011\u53ef\u4ee5\u5c07\u9019\u4e9b\u6210\u672c\u5206\u70ba\u4e09\u5927\u985e\uff1a\u958b\u767c\u901f\u5ea6\u3001\u904b\u71df\u7a69\u5b9a\u6027\u548c\u7dad\u8b77\u958b\u92b7\u3002<\/p>\n

    3.1 \u958b\u767c\u901f\u5ea6<\/h3>\n

    \u7576\u6a21\u5f0f\u4e0d\u6e05\u6670\u6642\uff0c\u958b\u767c\u4eba\u54e1\u6703\u82b1\u6642\u9593\u9006\u5411\u5de5\u7a0b\u8cc7\u6599\u6a21\u578b\uff0c\u800c\u4e0d\u662f\u958b\u767c\u529f\u80fd\u3002\u4ed6\u5011\u5fc5\u9808\uff1a<\/p>\n

      \n
    • \u8de8\u591a\u500b\u8868\u683c\u8ffd\u8e64\u8cc7\u6599\u6d41\uff0c\u4ee5\u7406\u89e3\u55ae\u4e00\u6b04\u4f4d\u3002<\/li>\n
    • \u64b0\u5beb\u8907\u96dc\u7684 SQL \u67e5\u8a62\uff0c\u4ee5\u5f4c\u88dc\u7f3a\u5931\u7684\u95dc\u4fc2\u3002<\/li>\n
    • \u8655\u7406\u672c\u61c9\u5728\u4f86\u6e90\u8655\u9810\u9632\u7684\u8cc7\u6599\u6e05\u7406\u4efb\u52d9\u3002<\/li>\n<\/ul>\n

      \u9019\u6703\u6e1b\u7de9\u529f\u80fd\u4ea4\u4ed8\u901f\u5ea6\u3002\u539f\u672c\u61c9\u5728\u4e09\u5929\u5167\u5b8c\u6210\u7684\u8fed\u4ee3\uff0c\u53ef\u80fd\u56e0\u8cc7\u6599\u8abf\u8a66\u800c\u5ef6\u9577\u81f3\u4e94\u5230\u516d\u5929\u3002\u9019\u76f4\u63a5\u589e\u52a0\u4e86\u7d44\u7e54\u7684\u6642\u9593\u8207\u9810\u7b97\u6210\u672c\u3002<\/p>\n

      3.2 \u904b\u71df\u7a69\u5b9a\u6027<\/h3>\n

      \u8cc7\u6599\u5eab\u554f\u984c\u901a\u5e38\u5728\u8ca0\u8f09\u4e0b\u65bc\u751f\u7522\u74b0\u5883\u4e2d\u6d6e\u73fe\u3002\u4e0d\u826f\u7684\u7d22\u5f15\u7b56\u7565\u6216\u7f3a\u4e4f\u7d04\u675f\u53ef\u80fd\u5c0e\u81f4\uff1a<\/p>\n

        \n
      • \u9396\u7af6\u722d\uff1a<\/strong>\u7576\u591a\u500b\u4ea4\u6613\u5617\u8a66\u66f4\u65b0\u540c\u4e00\u500b\u7d50\u69cb\u4e0d\u826f\u7684\u8868\u683c\u6642\uff0c\u7cfb\u7d71\u6703\u5b8c\u5168\u505c\u9813\u3002<\/li>\n
      • \u67e5\u8a62\u903e\u6642\uff1a<\/strong>\u672a\u512a\u5316\u7684\u9023\u63a5\u6703\u5c0e\u81f4\u8cc7\u6599\u5eab\u7121\u8b02\u5730\u6383\u63cf\u6578\u767e\u842c\u5217\u8cc7\u6599\u3002<\/li>\n
      • \u8cc7\u6599\u640d\u58de\uff1a<\/strong>\u82e5\u7f3a\u4e4f\u9069\u7576\u7684\u7d04\u675f\uff0c\u7121\u6548\u8cc7\u6599\u53ef\u80fd\u5728\u7cfb\u7d71\u4e2d\u50b3\u64ad\uff0c\u5c0e\u81f4\u96e3\u4ee5\u4fe1\u4efb\u5831\u8868\u3002<\/li>\n<\/ul>\n

        3.3 \u7dad\u8b77\u958b\u92b7<\/h3>\n

        \u6bcf\u7576\u4e00\u500b\u6709\u7f3a\u9677\u7684\u6a21\u5f0f\u5b58\u5728\u4e00\u5e74\uff0c\u4fee\u5fa9\u5b83\u7684\u6210\u672c\u5c31\u6703\u589e\u52a0\u3002\u9019\u662f\u56e0\u70ba\u4f9d\u8cf4\u95dc\u4fc2\u4e0d\u65b7\u7d2f\u7a4d\u3002\u65b0\u529f\u80fd\u90fd\u662f\u5efa\u7acb\u5728\u820a\u7684\u3001\u6709\u7f3a\u9677\u7684\u7d50\u69cb\u4e4b\u4e0a\u3002\u91cd\u69cb\u5c31\u50cf\u5728\u6709\u4eba\u4f4f\u5728\u5c4b\u5167\u6642\u79fb\u52d5\u623f\u5c4b\u7684\u5730\u57fa\u3002<\/p>\n

        4. \u91cd\u69cb\u6d41\u7a0b\uff1a\u8907\u96dc\u6027\u8207\u98a8\u96aa \ud83d\udee0\ufe0f<\/h2>\n

        \u4e00\u65e6\u6c7a\u5b9a\u91cd\u69cb\u8cc7\u6599\u5eab\uff0c\u6574\u500b\u904e\u7a0b\u4fbf\u5145\u6eff\u6311\u6230\u3002\u9019\u4e0d\u50c5\u50c5\u662f\u4fee\u6539\u8868\u683c\u9019\u9ebc\u7c21\u55ae\uff0c\u9084\u9700\u8981\u7cbe\u5fc3\u5354\u8abf\u9077\u79fb\u3001\u8cc7\u6599\u4e00\u81f4\u6027\u6aa2\u67e5\u4ee5\u53ca\u76e1\u53ef\u80fd\u6e1b\u5c11\u505c\u6a5f\u6642\u9593\u3002<\/p>\n

        4.1 \u8fc1\u79fb\u7b56\u7565<\/h3>\n

        \u91cd\u69cb\u9700\u8981\u9077\u79fb\u8173\u672c\u3002\u9019\u4e9b\u8173\u672c\u5fc5\u9808\u5177\u6709\u51aa\u7b49\u6027\u548c\u53ef\u9006\u6027\u3002\u7136\u800c\uff0c\u5982\u679c\u6a21\u5f0f\u6587\u4ef6\u8a18\u9304\u4e0d\u4f73\uff0c\u64b0\u5beb\u9019\u4e9b\u8173\u672c\u5c31\u6703\u8b8a\u6210\u731c\u6e2c\u904a\u6232\u3002\u4f60\u5fc5\u9808\u78ba\u4fdd\uff1a<\/p>\n

          \n
        • \u73fe\u6709\u8cc7\u6599\u80fd\u6b63\u78ba\u8f49\u63db\u4e14\u4e0d\u4e1f\u5931\u3002<\/li>\n
        • \u57f7\u884c\u4e2d\u7684\u61c9\u7528\u7a0b\u5f0f\u5728\u8f49\u63db\u671f\u9593\u4e0d\u6703\u7576\u6a5f\u3002<\/li>\n
        • \u5982\u679c\u51fa\u73fe\u554f\u984c\uff0c\u56de\u6efe\u8a08\u756b\u662f\u53ef\u884c\u7684\u3002<\/li>\n<\/ul>\n

          \u5728\u8907\u96dc\u7684\u7cfb\u7d71\u4e2d\uff0c\u9019\u53ef\u80fd\u9700\u8981\u63a1\u7528\u96d9\u5beb\u7b56\u7565\uff0c\u5373\u5c07\u65b0\u8cc7\u6599\u5beb\u5165\u65b0\u7d50\u69cb\u7684\u540c\u6642\uff0c\u65bc\u80cc\u666f\u4e2d\u9077\u79fb\u820a\u8cc7\u6599\u3002\u9019\u6703\u66ab\u6642\u4f7f\u61c9\u7528\u7a0b\u5f0f\u908f\u8f2f\u7684\u8907\u96dc\u5ea6\u52a0\u500d\u3002<\/p>\n

          4.2 \u505c\u6a5f\u6642\u9593\u8207\u53ef\u7528\u6027<\/h3>\n

          \u67d0\u4e9b\u7d50\u69cb\u6027\u8b8a\u66f4\uff0c\u4f8b\u5982\u65b0\u589e\u5e36\u9810\u8a2d\u503c\u7684\u6b04\u4f4d\u6216\u91cd\u65b0\u7d22\u5f15\u5927\u578b\u8cc7\u6599\u8868\uff0c\u53ef\u80fd\u6703\u9396\u5b9a\u8cc7\u6599\u5eab\u3002\u5c0d\u65bc\u9ad8\u53ef\u7528\u6027\u7cfb\u7d71\u800c\u8a00\uff0c\u9019\u662f\u4e0d\u53ef\u63a5\u53d7\u7684\u3002\u91cd\u69cb\u901a\u5e38\u9700\u8981\u6392\u5b9a\u7dad\u8b77\u6642\u6bb5\uff0c\u9019\u6703\u5f71\u97ff\u4f7f\u7528\u8005\u9ad4\u9a57\u8207\u6536\u5165\u3002<\/p>\n

          4.3 \u4eba\u6027\u56e0\u7d20<\/h3>\n

          \u91cd\u69cb\u5c0d\u5718\u968a\u800c\u8a00\u4e5f\u662f\u4e00\u7a2e\u5fc3\u7406\u4e0a\u7684\u4e8b\u4ef6\u3002\u5982\u679c\u5718\u968a\u5fc5\u9808\u4e0d\u65b7\u8655\u7406\u56e0\u8cc7\u6599\u7d50\u69cb\u6240\u5c0e\u81f4\u7684\u8cc7\u6599\u932f\u8aa4\uff0c\u58eb\u6c23\u6703\u4e0b\u964d\u3002\u4ed6\u5011\u6703\u89ba\u5f97\u81ea\u5df1\u4e00\u76f4\u5728\u8207\u57fa\u790e\u67b6\u69cb\u640f\u9b25\uff0c\u800c\u975e\u5275\u9020\u50f9\u503c\u3002\u4e00\u500b\u4e7e\u6de8\u4e14\u8a2d\u8a08\u826f\u597d\u7684\u8cc7\u6599\u5eab\u80fd\u6062\u5fa9\u5c0d\u5e73\u53f0\u7684\u4fe1\u5fc3\u3002<\/p>\n

          5. \u6218\u7565\u6027\u9810\u9632\uff1a\u5efa\u7acb\u97cc\u6027\u6a21\u578b \ud83d\udee1\ufe0f<\/h2>\n

          \u96d6\u7136\u91cd\u69cb\u662f\u53ef\u884c\u7684\uff0c\u4f46\u9810\u9632\u9060\u6bd4\u91cd\u69cb\u66f4\u5177\u6210\u672c\u6548\u76ca\u3002\u63a1\u7528\u56b4\u8b39\u7684ERD\u8a2d\u8a08\u65b9\u6cd5\uff0c\u53ef\u4ee5\u964d\u4f4e\u5927\u591a\u6578\u98a8\u96aa\u3002<\/p>\n

          5.1 \u8fed\u4ee3\u5f0f\u8a2d\u8a08<\/h3>\n

          \u4e0d\u8981\u7b49\u5230\u6700\u7d42\u9700\u6c42\u78ba\u5b9a\u624d\u8a2d\u8a08\u8cc7\u6599\u7d50\u69cb\u3002\u5f9e\u7a69\u5b9a\u7684\u6838\u5fc3\u5be6\u9ad4\u8207\u95dc\u4fc2\u958b\u59cb\u3002\u5141\u8a31\u6a21\u578b\u6301\u7e8c\u6f14\u9032\u3002\u5c07ERD\u8996\u70ba\u4e00\u4efd\u6d3b\u6587\u4ef6\uff0c\u96a8\u8457\u529f\u80fd\u9700\u6c42\u7684\u63d0\u51fa\u800c\u540c\u6b65\u66f4\u65b0\u3002<\/p>\n

          5.2 \u8cc7\u6599\u6a21\u578b\u7684\u540c\u5115\u5be9\u67e5<\/h3>\n

          \u5982\u540c\u7a0b\u5f0f\u78bc\u9700\u8981\u5be9\u67e5\uff0c\u8cc7\u6599\u5eab\u7d50\u69cb\u4e5f\u61c9\u9032\u884c\u5be9\u67e5\u3002\u4e00\u96d9\u5168\u65b0\u7684\u773c\u775b\u53ef\u4ee5\u767c\u73fe\uff1a<\/p>\n

            \n
          • \u91cd\u8907\u7684\u8cc7\u6599\u6b04\u4f4d\u3002<\/li>\n
          • \u8cc7\u6599\u8868\u4e4b\u9593\u907a\u6f0f\u7684\u95dc\u806f\u95dc\u4fc2\u3002<\/li>\n
          • \u6f5b\u5728\u7684\u547d\u540d\u885d\u7a81\u3002<\/li>\n
          • \u9055\u53cd\u6b63\u898f\u5316\u898f\u5247\u3002<\/li>\n<\/ul>\n

            \u6b64\u5be9\u67e5\u6d41\u7a0b\u53ef\u78ba\u4fdd\u5728\u64b0\u5beb\u4efb\u4f55\u9077\u79fb\u7a0b\u5f0f\u78bc\u4e4b\u524d\uff0c\u6a21\u578b\u5df2\u8207\u696d\u52d9\u610f\u5716\u4e00\u81f4\u3002<\/p>\n

            5.3 \u6587\u4ef6\u7de8\u5beb\u8207\u547d\u540d\u898f\u7bc4<\/h3>\n

            \u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\u3002\u70ba\u8cc7\u6599\u8868\u8207\u6b04\u4f4d\u5efa\u7acb\u56b4\u683c\u7684\u547d\u540d\u898f\u7bc4\u3002\u907f\u514d\u4f7f\u7528\u4e0d\u5ee3\u70ba\u4eba\u77e5\u7684\u7e2e\u5beb\u3002\u70ba\u6bcf\u500b\u5916\u9375\u8a18\u9304\u80cc\u5f8c\u7684\u696d\u52d9\u898f\u5247\u3002\u9019\u80fd\u78ba\u4fdd\u4efb\u4f55\u65b0\u52a0\u5165\u5718\u968a\u7684\u4eba\u90fd\u80fd\u7406\u89e3\u8cc7\u6599\uff0c\u800c\u7121\u9700\u63d0\u554f\u3002<\/p>\n

            6. \u5f8c\u4e8b\u6aa2\u8a0e\u6848\u4f8b\uff1a\u6c72\u53d6\u6559\u8a13 \ud83d\udcdd<\/h2>\n

            \u8b93\u6211\u5011\u6aa2\u8996\u4e00\u4e9b\u5047\u8a2d\u60c5\u5883\uff0c\u9019\u4e9b\u60c5\u5883\u4e2d\u56e0\u4e0d\u826f\u7684ERD\u8a2d\u8a08\u5c0e\u81f4\u91cd\u5927\u554f\u984c\uff0c\u5f9e\u4e2d\u7372\u5f97\u61c9\u907f\u514d\u7684\u6559\u8a13\u3002<\/p>\n

            \u60c5\u5883A\uff1a\u5b64\u5152\u8a18\u9304\u5371\u6a5f<\/h3>\n

            \u60c5\u6cc1\uff1a<\/strong>\u4e00\u500b\u5718\u968a\u8a2d\u8a08\u4e86\u4e00\u500b\u7cfb\u7d71\u4f86\u8ffd\u8e64\u4f7f\u7528\u8005\u8a02\u55ae\u8207\u5bc4\u9001\u5730\u5740\u3002\u4ed6\u5011\u79fb\u9664\u4e86\u5916\u9375\u7d04\u675f\u4ee5\u63d0\u5347\u5beb\u5165\u6548\u80fd\uff0c\u4e26\u5047\u8a2d\u61c9\u7528\u7a0b\u5f0f\u908f\u8f2f\u6703\u8ca0\u8cac\u9a57\u8b49\u3002<\/p>\n

            \u5931\u6557\u539f\u56e0\uff1a<\/strong>\u96a8\u8457\u6642\u9593\u63a8\u79fb\uff0c\u4f7f\u7528\u8005\u522a\u9664\u4e86\u81ea\u5df1\u7684\u5e33\u6236\uff0c\u4f46\u4fdd\u7559\u4e86\u8a02\u55ae\u3002\u5bc4\u9001\u5730\u5740\u56e0\u6b64\u6210\u70ba\u5b64\u5152\u8cc7\u6599\u3002\u7576\u5718\u968a\u5617\u8a66\u7522\u751f\u7a05\u52d9\u5831\u8868\u6642\uff0c\u95dc\u806f\u67e5\u8a62\u5931\u6557\uff0c\u56e0\u70ba\u4f7f\u7528\u8005\u8cc7\u6599\u5df2\u4e0d\u5b58\u5728\u3002<\/p>\n

            \u6210\u672c\uff1a<\/strong>\u5718\u968a\u5fc5\u9808\u64b0\u5beb\u4e00\u6bb5\u7a0b\u5f0f\u78bc\uff0c\u5c07\u6b77\u53f2\u8cc7\u6599\u624b\u52d5\u9023\u7d50\u81f3\u4e00\u500b\u901a\u7528\u7684\u300c\u533f\u540d\u300d\u4f7f\u7528\u8005\u6876\u4e2d\u3002\u9019\u82b1\u4e86\u4e09\u5929\u7684\u5de5\u7a0b\u6642\u9593\uff0c\u4e14\u70ba\u4e86\u5b89\u5168\u6e2c\u8a66\uff0c\u9084\u9700\u9032\u884c\u5b8c\u6574\u7684\u8cc7\u6599\u5eab\u5099\u4efd\u8207\u9084\u539f\u3002<\/p>\n

            \u60c5\u5883B\uff1a\u53cd\u898f\u7bc4\u5316\u9677\u9631<\/h3>\n

            \u60c5\u6cc1\uff1a<\/strong>\u70ba\u4e86\u52a0\u5feb\u8b80\u53d6\u6548\u80fd\uff0c\u4e00\u500b\u5718\u968a\u5c07\u4f7f\u7528\u8005\u500b\u4eba\u8cc7\u6599\u8cc7\u6599\u8907\u88fd\u5230\u8a02\u55ae\u8868\u683c\u4e2d\u3002\u4ed6\u5011\u8a8d\u70ba\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u9023\u63a5\u64cd\u4f5c\u3002<\/p>\n

            \u5931\u6557\uff1a<\/strong>\u7576\u4f7f\u7528\u8005\u66f4\u65b0\u59d3\u540d\u6642\uff0c\u61c9\u7528\u7a0b\u5f0f\u66f4\u65b0\u4e86\u4f7f\u7528\u8005\u8868\u683c\uff0c\u4f46\u672a\u80fd\u66f4\u65b0\u5305\u542b\u820a\u59d3\u540d\u7684\u6578\u5343\u7b46\u8a02\u55ae\u8a18\u9304\u3002\u5831\u544a\u986f\u793a\u540c\u4e00\u4f7f\u7528\u8005\u7684\u59d3\u540d\u4e0d\u4e00\u81f4\u3002<\/p>\n

            \u4ee3\u50f9\uff1a<\/strong>\u8cc7\u6599\u4e00\u81f4\u6027\u906d\u5230\u7834\u58de\u3002\u5718\u968a\u5fc5\u9808\u6c7a\u5b9a\u662f\u63a5\u53d7\u4e0d\u4e00\u81f4\uff0c\u9084\u662f\u5efa\u7acb\u8907\u96dc\u7684\u89f8\u767c\u5668\u7cfb\u7d71\u4f86\u540c\u6b65\u8cc7\u6599\u3002\u4ed6\u5011\u9078\u64c7\u91cd\u69cb\u8cc7\u6599\u7d50\u69cb\u4ee5\u6d88\u9664\u91cd\u8907\uff0c\u9019\u9700\u8981\u91cd\u5beb\u61c9\u7528\u7a0b\u5f0f\u7684\u5beb\u5165\u908f\u8f2f\u3002<\/p>\n

            \u60c5\u5883 C\uff1a\u7d22\u5f15\u76f2\u9ede<\/h3>\n

            \u60c5\u6cc1\uff1a<\/strong>\u641c\u5c0b\u529f\u80fd\u662f\u5efa\u7acb\u5728\u64c1\u6709\u6578\u767e\u842c\u7b46\u8cc7\u6599\u7684\u8868\u683c\u4e0a\u3002\u958b\u767c\u4eba\u54e1\u5047\u8a2d\u4e3b\u9375\u5df2\u8db3\u5920\u3002<\/p>\n

            \u5931\u6557\uff1a<\/strong>\u96a8\u8457\u8868\u683c\u4e0d\u65b7\u589e\u9577\uff0c\u641c\u5c0b\u6b04\u4f4d\u7684\u67e5\u8a62\u901f\u5ea6\u8b8a\u5f97\u6975\u6162\u3002\u8cc7\u6599\u5eab\u5fc5\u9808\u57f7\u884c\u5b8c\u6574\u7684\u8868\u683c\u6383\u63cf\u3002<\/p>\n

            \u4ee3\u50f9\uff1a<\/strong>\u7cfb\u7d71\u5728\u5c16\u5cf0\u6642\u6bb5\u8b8a\u5f97\u7121\u6cd5\u4f7f\u7528\u3002\u5f8c\u4f86\u65b0\u589e\u7d22\u5f15\u9700\u8981\u57f7\u884c\u9577\u6642\u9593\u7684\u4f5c\u696d\uff0c\u5c0e\u81f4\u8868\u683c\u88ab\u9396\u5b9a\u6578\u5c0f\u6642\uff0c\u9020\u6210\u670d\u52d9\u4e2d\u65b7\u3002<\/p>\n

            7. \u672a\u4f86\u9632\u8b77\u4f60\u7684\u8cc7\u6599\u5c64 \ud83d\udd2e<\/h2>\n

            \u4efb\u4f55\u8cc7\u6599\u6a21\u578b\u8a2d\u8a08\u7684\u76ee\u6a19\u90fd\u662f\u5efa\u7acb\u4e00\u500b\u80fd\u62b5\u79a6\u8b8a\u5316\u7684\u57fa\u790e\u3002\u96d6\u7136\u6c92\u6709\u4efb\u4f55\u8cc7\u6599\u7d50\u69cb\u80fd\u6c38\u9060\u5b8c\u7f8e\uff0c\u4f46\u826f\u597d\u7684\u5be6\u9ad4\u95dc\u4fc2\u5716\uff08ERD\uff09\u80fd\u63d0\u4f9b\u6e05\u6670\u7684\u6f14\u9032\u8def\u5f91\u3002<\/p>\n

              \n
            • \u7248\u672c\u63a7\u5236\uff1a<\/strong>\u5c07\u4f60\u7684\u8cc7\u6599\u7d50\u69cb\u9077\u79fb\u8996\u70ba\u7a0b\u5f0f\u78bc\u3002\u5132\u5b58\u5728\u7248\u672c\u63a7\u5236\u7cfb\u7d71\u4e2d\uff0c\u4ee5\u8ffd\u8e64\u6642\u9593\u4e0a\u7684\u8b8a\u66f4\u3002<\/li>\n
            • \u81ea\u52d5\u5316\u6e2c\u8a66\uff1a<\/strong>\u5728\u4f60\u7684 CI\/CD \u7ba1\u9053\u4e2d\u52a0\u5165\u8cc7\u6599\u7d50\u69cb\u9a57\u8b49\u3002\u78ba\u4fdd\u9077\u79fb\u4e0d\u6703\u7834\u58de\u73fe\u6709\u7684\u67e5\u8a62\u3002<\/li>\n
            • \u76e3\u63a7\uff1a<\/strong>\u76e3\u63a7\u67e5\u8a62\u6548\u80fd\uff0c\u4ee5\u65e9\u671f\u8b58\u5225\u907a\u6f0f\u7684\u7d22\u5f15\u6216\u4f4e\u6548\u7387\u7684\u9023\u63a5\u3002<\/li>\n
            • \u793e\u7fa4\u6a19\u6e96\uff1a<\/strong>\u9075\u5faa\u91dd\u5c0d\u4f60\u7279\u5b9a\u8cc7\u6599\u5eab\u6280\u8853\u6240\u5efa\u7acb\u7684\u6700\u4f73\u5be6\u52d9\uff0c\u4ee5\u78ba\u4fdd\u76f8\u5bb9\u6027\u8207\u6548\u80fd\u3002<\/li>\n<\/ul>\n

              \u6295\u5165\u6642\u9593\u5728 ERD \u968e\u6bb5\u4e26\u975e\u5ef6\u9072\uff0c\u800c\u662f\u4e00\u7a2e\u52a0\u901f\u3002\u5b83\u80fd\u6e1b\u5c11\u672a\u4f86\u958b\u767c\u7684\u6469\u64e6\uff0c\u4e26\u78ba\u4fdd\u8cc7\u6599\u59cb\u7d42\u662f\u53ef\u9760\u7684\u8cc7\u7522\uff0c\u800c\u975e\u8ca0\u64d4\u3002<\/p>\n

              \u7d50\u8ad6\uff1a\u7121\u77e5\u7684\u4ee3\u50f9 vs. \u898f\u5283\u7684\u50f9\u503c \u2696\ufe0f<\/h2>\n

              \u7cdf\u7cd5\u7684 ER \u5716\u5f62\u6240\u5e36\u4f86\u7684\u96b1\u6027\u6210\u672c\uff0c\u901a\u5e38\u76f4\u5230\u70ba\u6642\u5df2\u665a\u624d\u6703\u986f\u73fe\u3002\u5b83\u6703\u8868\u73fe\u70ba\u529f\u80fd\u4ea4\u4ed8\u901f\u5ea6\u8b8a\u6162\u3001\u751f\u7522\u74b0\u5883\u4e0d\u7a69\u5b9a\uff0c\u4ee5\u53ca\u5de5\u7a0b\u5718\u968a\u7684\u632b\u6557\u611f\u3002\u91cd\u69cb\u8cc7\u6599\u5eab\u662f\u4e00\u9805\u9ad8\u98a8\u96aa\u7684\u4f5c\u696d\uff0c\u9700\u8981\u7cbe\u78ba\u3001\u898f\u5283\uff0c\u4e14\u7d93\u5e38\u9700\u8981\u9577\u6642\u9593\u7684\u505c\u6a5f\u3002<\/p>\n

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