{"id":1625,"date":"2026-03-26T01:59:07","date_gmt":"2026-03-26T01:59:07","guid":{"rendered":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/"},"modified":"2026-03-26T01:59:07","modified_gmt":"2026-03-26T01:59:07","slug":"reducing-redundancy-large-scale-erd","status":"publish","type":"post","link":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/","title":{"rendered":"ERD\u6307\u5357\uff1a\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59"},"content":{"rendered":"
\n
\"Cartoon<\/figure>\n<\/div>\n

\u5728\u5065\u58ee\u7684\u6570\u636e\u7cfb\u7edf\u67b6\u6784\u4e2d\uff0c\u5b9e\u4f53\u5173\u7cfb\u56fe\uff08ERD\uff09\u5145\u5f53\u57fa\u7840\u84dd\u56fe\u3002\u968f\u7740\u7cfb\u7edf\u590d\u6742\u6027\u7684\u589e\u52a0\u548c\u6570\u636e\u91cf\u7684\u4e0a\u5347\uff0c\u4fdd\u6301\u6e05\u6670\u7684\u6a21\u5f0f\u53d8\u5f97\u81f3\u5173\u91cd\u8981\u3002\u5927\u89c4\u6a21ERD\u4e2d\u7684\u5197\u4f59\u4e0d\u4ec5\u4ec5\u662f\u5b58\u50a8\u6d6a\u8d39\u7684\u95ee\u9898\uff1b\u5b83\u8fd8\u662f\u7cfb\u7edf\u6027\u4e0d\u7a33\u5b9a\u7684\u6839\u6e90\u3002\u5f53\u76f8\u540c\u7684\u6570\u636e\u70b9\u88ab\u5b58\u50a8\u5728\u591a\u4e2a\u4f4d\u7f6e\u800c\u6ca1\u6709\u540c\u6b65\u673a\u5236\u65f6\uff0c\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u98ce\u9669\u4f1a\u6025\u5267\u4e0a\u5347\u3002<\/p>\n

\u672c\u6307\u5357\u63a2\u8ba8\u4e86\u5728\u4fdd\u6301\u9ad8\u541e\u5410\u91cf\u5e94\u7528\u6240\u9700\u7075\u6d3b\u6027\u7684\u540c\u65f6\uff0c\u6700\u5c0f\u5316\u5197\u4f59\u6240\u9700\u7684\u5404\u9879\u6280\u672f\u7b56\u7565\u3002\u6211\u4eec\u5c06\u7814\u7a76\u89c4\u8303\u5316\u539f\u5219\u3001\u7ed3\u6784\u6a21\u5f0f\u548c\u9a8c\u8bc1\u65b9\u6cd5\uff0c\u4ee5\u786e\u4fdd\u60a8\u7684\u6570\u636e\u6a21\u578b\u80fd\u591f\u957f\u671f\u4fdd\u6301\u7a33\u5b9a\u3002<\/p>\n

\ud83d\udcc9 \u6570\u636e\u6a21\u578b\u4e2d\u91cd\u590d\u7684\u4ee3\u4ef7<\/h2>\n

\u5f53\u540c\u4e00\u6bb5\u6570\u636e\u5728\u6570\u636e\u5e93\u6a21\u5f0f\u4e2d\u88ab\u591a\u6b21\u5b58\u50a8\u65f6\uff0c\u5c31\u4f1a\u53d1\u751f\u5197\u4f59\u3002\u867d\u7136\u4e3a\u4e86\u6027\u80fd\u4f18\u5316\uff0c\u9002\u5ea6\u7684\u53cd\u89c4\u8303\u5316\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\uff0c\u4f46\u4e0d\u53d7\u63a7\u5236\u7684\u91cd\u590d\u4f1a\u5f15\u5165\u591a\u79cd\u98ce\u9669\uff0c\u5728\u5927\u89c4\u6a21\u73af\u5883\u4e2d\u8fd9\u4e9b\u98ce\u9669\u4f1a\u88ab\u663e\u8457\u653e\u5927\u3002<\/p>\n

    \n
  • \n

    \u6570\u636e\u5f02\u5e38\uff1a<\/strong>\u5728\u4e00\u5904\u66f4\u65b0\u4fe1\u606f\u800c\u672a\u5728\u53e6\u4e00\u5904\u66f4\u65b0\uff0c\u4f1a\u5bfc\u81f4\u8bb0\u5f55\u51b2\u7a81\u3002\u8fd9\u88ab\u79f0\u4e3a\u66f4\u65b0\u5f02\u5e38\u3002<\/p>\n<\/li>\n

  • \n

    \u63d2\u5165\u95ee\u9898\uff1a<\/strong>\u6709\u65f6\uff0c\u7531\u4e8e\u5176\u4ed6\u5730\u65b9\u7f3a\u5c11\u76f8\u5173\u4fe1\u606f\uff0c\u4f60\u65e0\u6cd5\u6dfb\u52a0\u65b0\u6570\u636e\u3002\u8fd9\u88ab\u79f0\u4e3a\u63d2\u5165\u5f02\u5e38\u3002<\/p>\n<\/li>\n

  • \n

    \u5220\u9664\u98ce\u9669\uff1a<\/strong>\u5220\u9664\u4e00\u6761\u8bb0\u5f55\u53ef\u80fd\u4f1a\u610f\u5916\u5730\u62b9\u53bb\u8be5\u884c\u4e2d\u5197\u4f59\u5b58\u50a8\u7684\u552f\u4e00\u4fe1\u606f\u3002\u8fd9\u88ab\u79f0\u4e3a\u5220\u9664\u5f02\u5e38\u3002<\/p>\n<\/li>\n

  • \n

    \u5b58\u50a8\u81a8\u80c0\uff1a<\/strong>\u91cd\u590d\u5b58\u50a8\u76f8\u540c\u503c\u4f1a\u4e0d\u5fc5\u8981\u5730\u6d88\u8017\u78c1\u76d8\u7a7a\u95f4\u548c\u5185\u5b58\u3002<\/p>\n<\/li>\n

  • \n

    \u5b8c\u6574\u6027\u635f\u5931\uff1a<\/strong>\u5982\u679c\u6ca1\u6709\u7ea6\u675f\u5f3a\u5236\u5728\u5197\u4f59\u5b57\u6bb5\u4e0a\u4fdd\u6301\u552f\u4e00\u6027\uff0c\u5355\u4e00\u771f\u5b9e\u6765\u6e90\u5c31\u4f1a\u53d8\u5f97\u652f\u79bb\u7834\u788e\u3002<\/p>\n<\/li>\n<\/ul>\n

    \u5728\u5927\u89c4\u6a21\u56fe\u793a\u4e2d\uff0c\u8fd9\u4e9b\u95ee\u9898\u4f1a\u76f8\u4e92\u53e0\u52a0\u3002\u4e00\u4e2a\u5305\u542b\u91cd\u590d\u5916\u952e\u6216\u63cf\u8ff0\u6027\u5c5e\u6027\u7684\u8868\uff0c\u5c31\u53ef\u80fd\u5728\u7ef4\u62a4\u64cd\u4f5c\u671f\u95f4\u5f15\u53d1\u7ea7\u8054\u6545\u969c\u3002\u76ee\u6807\u662f\u5728\u4e0d\u727a\u7272\u67e5\u8be2\u6548\u7387\u7684\u524d\u63d0\u4e0b\uff0c\u4fdd\u6301\u6570\u636e\u5b8c\u6574\u6027\u3002<\/p>\n

    \ud83d\udd04 \u7406\u89e3\u89c4\u8303\u5316\u539f\u5219<\/h2>\n

    \u89c4\u8303\u5316\u662f\u901a\u8fc7\u7ec4\u7ec7\u6570\u636e\u6765\u51cf\u5c11\u5197\u4f59\u5e76\u6539\u5584\u4f9d\u8d56\u7ba1\u7406\u7684\u8fc7\u7a0b\u3002\u5b83\u6d89\u53ca\u5c06\u8868\u5206\u89e3\u4e3a\u66f4\u5c0f\u3001\u7ed3\u6784\u66f4\u6e05\u6670\u7684\u5b9e\u4f53\u3002\u5c3d\u7ba1\u8fd9\u4e00\u7406\u8bba\u53ef\u8ffd\u6eaf\u81f320\u4e16\u7eaa70\u5e74\u4ee3\uff0c\u4f46\u5176\u539f\u5219\u4ecd\u662f\u73b0\u4ee3\u6a21\u5f0f\u8bbe\u8ba1\u7684\u57fa\u77f3\u3002<\/p>\n

    \u7b2c\u4e00\u8303\u5f0f\uff081NF\uff09<\/h3>\n

    \u7b2c\u4e00\u6b65\u662f\u786e\u4fdd\u539f\u5b50\u6027\u3002\u6bcf\u4e00\u5217\u5fc5\u987b\u5305\u542b\u4e0d\u53ef\u518d\u5206\u7684\u503c\u3002\u5355\u4e2a\u5355\u5143\u683c\u5185\u5305\u542b\u5217\u8868\u8fdd\u53cd\u4e86\u8fd9\u4e00\u539f\u5219\u3002\u4f8b\u5982\uff0c\u5c06\u591a\u4e2a\u7535\u8bdd\u53f7\u7801\u5b58\u50a8\u5728\u4e00\u4e2a\u5b57\u6bb5\u4e2d\uff0c\u9700\u8981\u5c06\u5176\u62c6\u5206\u4e3a\u72ec\u7acb\u7684\u884c\u6216\u76f8\u5173\u8868\u3002<\/p>\n

    \u7b2c\u4e8c\u8303\u5f0f\uff082NF\uff09<\/h3>\n

    \u5728\u6ee1\u8db31NF\u540e\uff0c\u6211\u4eec\u5904\u7406\u90e8\u5206\u4f9d\u8d56\u95ee\u9898\u3002\u5f53\u4e00\u4e2a\u8868\u6ee1\u8db31NF\u4e14\u6240\u6709\u975e\u952e\u5c5e\u6027\u90fd\u5b8c\u5168\u4f9d\u8d56\u4e8e\u4e3b\u952e\u65f6\uff0c\u8be5\u8868\u5373\u5904\u4e8e2NF\u3002\u5728\u590d\u5408\u952e\u4e2d\uff0c\u5c5e\u6027\u4e0d\u5e94\u4ec5\u4f9d\u8d56\u4e8e\u952e\u7684\u4e00\u90e8\u5206\u3002<\/p>\n

    \u7b2c\u4e09\u8303\u5f0f\uff083NF\uff09<\/h3>\n

    \u8fd9\u662f\u901a\u7528\u4e8b\u52a1\u7cfb\u7edf\u4e2d\u6700\u5e38\u89c1\u7684\u6807\u51c6\u3002\u5f53\u4e00\u4e2a\u8868\u5904\u4e8e2NF\u4e14\u4e0d\u5b58\u5728\u4f20\u9012\u4f9d\u8d56\u65f6\uff0c\u8be5\u8868\u5373\u5904\u4e8e3NF\u3002\u7b80\u800c\u8a00\u4e4b\uff0c\u975e\u952e\u5c5e\u6027\u4e0d\u5e94\u4f9d\u8d56\u4e8e\u5176\u4ed6\u975e\u952e\u5c5e\u6027\u3002\u5982\u679cA\u51b3\u5b9aB<\/em>\u4e14B\u51b3\u5b9aC<\/em>\uff0c\u90a3\u4e48A\u51b3\u5b9aC<\/em>\uff0c\u8fd9\u5c5e\u4e8e\u5197\u4f59\uff0c\u9664\u975eB<\/em>\u662f\u4e00\u4e2a\u952e\u3002<\/p>\n

    \u535a\u4f0a\u65af-\u79d1\u5fb7\u8303\u5f0f\uff08BCNF\uff09<\/h3>\n

    BCNF\u662f3NF\u7684\u66f4\u4e25\u683c\u7248\u672c\u3002\u5b83\u5904\u7406\u5b58\u5728\u591a\u4e2a\u5019\u9009\u952e\u548c\u91cd\u53e0\u4f9d\u8d56\u5173\u7cfb\u7684\u60c5\u51b5\u3002\u867d\u7136\u5e76\u975e\u603b\u662f\u5fc5\u8981\uff0c\u4f46\u5b83\u80fd\u786e\u4fdd\u6700\u9ad8\u7ea7\u522b\u7684\u903b\u8f91\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n
    \n

    \u5f62\u5f0f<\/p>\n<\/th>\n

    		\n

    \u91cd\u70b9<\/p>\n<\/th>\n

    		\n

    \u5173\u952e\u8981\u6c42<\/p>\n<\/th>\n

    		\n

    \u5bf9\u5197\u4f59\u7684\u5f71\u54cd<\/p>\n<\/th>\n<\/tr>\n

    \n

    1NF<\/p>\n<\/td>\n

    		\n

    \u539f\u5b50\u6027<\/p>\n<\/td>\n

    		\n

    \u65e0\u91cd\u590d\u7ec4<\/p>\n<\/td>\n

    		\n

    \u57fa\u672c\u7ed3\u6784<\/p>\n<\/td>\n<\/tr>\n

    \n

    2NF<\/p>\n<\/td>\n

    		\n

    \u90e8\u5206\u4f9d\u8d56<\/p>\n<\/td>\n

    		\n

    \u5b8c\u5168\u4f9d\u8d56\u4e8e\u4e3b\u952e<\/p>\n<\/td>\n

    		\n

    \u51cf\u5c11\u62c6\u952e\u5197\u4f59<\/p>\n<\/td>\n<\/tr>\n

    \n

    3NF<\/p>\n<\/td>\n

    		\n

    \u4f20\u9012\u4f9d\u8d56<\/p>\n<\/td>\n

    		\n

    \u975e\u952e\u5c5e\u6027\u4ec5\u4f9d\u8d56\u4e8e\u952e<\/p>\n<\/td>\n

    		\n

    \u6d88\u9664\u5c5e\u6027\u91cd\u590d<\/p>\n<\/td>\n<\/tr>\n

    \n

    BCNF<\/p>\n<\/td>\n

    		\n

    \u4e25\u683c\u4f9d\u8d56<\/p>\n<\/td>\n

    		\n

    \u6bcf\u4e2a\u51b3\u5b9a\u56e0\u5b50\u90fd\u662f\u5019\u9009\u952e<\/p>\n<\/td>\n

    		\n

    \u6700\u5c0f\u5316\u590d\u6742\u7684\u91cd\u53e0<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \ud83c\udfdb\ufe0f \u9002\u7528\u4e8e\u6269\u5c55\u7684\u9ad8\u7ea7\u7ed3\u6784\u6a21\u5f0f<\/h2>\n

    \u6807\u51c6\u89c4\u8303\u5316\u5728\u4e8b\u52a1\u578b\u6570\u636e\u5e93\u4e2d\u8868\u73b0\u826f\u597d\uff0c\u4f46\u5927\u89c4\u6a21\u7cfb\u7edf\u901a\u5e38\u9700\u8981\u7279\u5b9a\u6a21\u5f0f\u6765\u7ba1\u7406\u590d\u6742\u6027\uff0c\u800c\u4e0d\u4f1a\u4ea7\u751f\u8fc7\u591a\u7684\u8fde\u63a5\u3002<\/p>\n

    \u5173\u8054\u5b9e\u4f53<\/h3>\n

    \u5982\u679c\u5904\u7406\u4e0d\u5f53\uff0c\u591a\u5bf9\u591a\u5173\u7cfb\u662f\u5197\u4f59\u7684\u4e3b\u8981\u6765\u6e90\u3002\u4e0e\u5176\u5728\u4e24\u4e2a\u76f8\u5173\u8868\u4e2d\u90fd\u6dfb\u52a0\u5916\u952e\uff0c\u4e0d\u5982\u521b\u5efa\u4e00\u4e2a\u5173\u8054\u8868\u3002\u8be5\u8868\u4ec5\u5305\u542b\u5916\u952e\u4ee5\u53ca\u4e0e\u5173\u7cfb\u672c\u8eab\u76f8\u5173\u7684\u4efb\u4f55\u5c5e\u6027\u3002<\/p>\n

      \n
    • \n

      \u4f18\u52bf\uff1a<\/strong>\u5bf9\u5173\u7cfb\u5c5e\u6027\u7684\u66f4\u6539\u4e0d\u9700\u8981\u4fee\u6539\u7236\u5b9e\u4f53\u3002<\/p>\n<\/li>\n

    • \n

      \u4f18\u52bf\uff1a<\/strong> \u9632\u6b62\u5728\u591a\u884c\u4e4b\u95f4\u91cd\u590d\u5173\u7cfb\u5143\u6570\u636e\u3002<\/p>\n<\/li>\n<\/ul>\n

      \u5b50\u7c7b\u578b\u4e0e\u8d85\u7c7b\u578b<\/h3>\n

      \u5f53\u5b9e\u4f53\u5171\u4eab\u5171\u540c\u5c5e\u6027\u4f46\u5b58\u5728\u7279\u5b9a\u53d8\u4f53\u65f6\uff0c\u4f7f\u7528\u8d85\u7c7b\u578b\/\u5b50\u7c7b\u578b\u6a21\u5f0f\u53ef\u4ee5\u51cf\u5c11\u5c5e\u6027\u91cd\u590d\u3002\u4e0e\u5176\u5411\u4ec5\u9002\u7528\u4e8e\u7279\u5b9a\u5b9e\u4f8b\u7684\u4e3b\u8868\u6dfb\u52a0\u53ef\u9009\u5217\uff0c\u4e0d\u5982\u4e3a\u5b50\u7c7b\u578b\u521b\u5efa\u72ec\u7acb\u7684\u8868\uff0c\u5e76\u901a\u8fc7\u5171\u4eab\u4e3b\u952e\u8fdb\u884c\u5173\u8054\u3002<\/p>\n

        \n
      • \n

        \u4f18\u52bf\uff1a<\/strong> \u4fdd\u6301\u4e3b\u5b9e\u4f53\u8868\u7684\u6574\u6d01\u3002<\/p>\n<\/li>\n

      • \n

        \u4f18\u52bf\uff1a<\/strong> \u5141\u8bb8\u5bf9\u5b50\u7c7b\u578b\u65bd\u52a0\u7279\u5b9a\u7ea6\u675f\uff0c\u800c\u4e0d\u4f1a\u5f71\u54cd\u7236\u7c7b\u578b\u3002<\/p>\n<\/li>\n<\/ul>\n

        \u805a\u5408<\/h3>\n

        \u5f53\u5173\u7cfb\u5177\u6709\u5c5e\u4e8e\u8be5\u5173\u7cfb\u672c\u8eab\u800c\u975e\u53c2\u4e0e\u5b9e\u4f53\u7684\u5c5e\u6027\u65f6\uff0c\u4f7f\u7528\u805a\u5408\u3002\u5728\u5927\u89c4\u6a21ERD\u4e2d\uff0c\u8fd9\u901a\u5e38\u8868\u73b0\u4e3a\u4e24\u4e2a\u4e3b\u8981\u9886\u57df\u4e4b\u95f4\u7684\u6c47\u603b\u6216\u4e8b\u52a1\u6027\u94fe\u63a5\u3002<\/p>\n

        \ud83e\udde9 \u5927\u578b\u6a21\u578b\u4e2d\u7684\u590d\u6742\u6027\u7ba1\u7406<\/h2>\n

        \u968f\u7740\u5b9e\u4f53\u6570\u91cf\u7684\u589e\u52a0\uff0c\u5982\u679c\u7ba1\u7406\u4e0d\u5f53\uff0c\u56fe\u8868\u672c\u8eab\u53cd\u800c\u4f1a\u6210\u4e3a\u8d1f\u62c5\u3002\u5927\u89c4\u6a21ERD\u9700\u8981\u6a21\u5757\u5316\u7b56\u7565\u3002<\/p>\n

        \u903b\u8f91\u6a21\u578b\u4e0e\u7269\u7406\u6a21\u578b<\/h3>\n

        \u5c06\u903b\u8f91\u8bbe\u8ba1\u4e0e\u7269\u7406\u5b9e\u73b0\u5206\u5f00\u3002\u903b\u8f91\u6a21\u578b\u5173\u6ce8\u5b9e\u4f53\u548c\u5173\u7cfb\uff0c\u800c\u4e0d\u8003\u8651\u5177\u4f53\u7684\u5b58\u50a8\u673a\u5236\u3002\u7269\u7406\u6a21\u578b\u5904\u7406\u7d22\u5f15\u3001\u5206\u533a\u548c\u6570\u636e\u7c7b\u578b\u3002\u4fdd\u6301\u4e24\u8005\u5206\u79bb\u53ef\u9632\u6b62\u7269\u7406\u7ea6\u675f\u8feb\u4f7f\u903b\u8f91\u4e0a\u51fa\u73b0\u5197\u4f59\u3002<\/p>\n

        \u6a21\u5757\u5316\u8bbe\u8ba1<\/h3>\n

        \u5c06\u7cfb\u7edf\u5212\u5206\u4e3a\u529f\u80fd\u57df\u3002\u4f8b\u5982\uff0c\u5c06\u7528\u6237\u57df\u4e0e\u8ba1\u8d39\u57df\u5206\u5f00\u3002\u6bcf\u4e2a\u57df\u4fdd\u6301\u81ea\u8eab\u7684\u5185\u90e8\u4e00\u81f4\u6027\u3002\u57df\u4e4b\u95f4\u7684\u4ea4\u4e92\u901a\u8fc7\u5b9a\u4e49\u597d\u7684\u63a5\u53e3\u6216\u952e\u8fdb\u884c\uff0c\u800c\u4e0d\u662f\u901a\u8fc7\u5171\u4eab\u8868\u3002<\/p>\n

        \u5904\u7406\u5386\u53f2\u6570\u636e<\/h3>\n

        \u5b58\u50a8\u6570\u636e\u7684\u5386\u53f2\u7248\u672c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5197\u4f59\u3002\u4e0e\u5176\u590d\u5236\u6574\u4e2a\u884c\uff0c\u4e0d\u5982\u4f7f\u7528\u7248\u672c\u5217\u6216\u72ec\u7acb\u7684\u5ba1\u8ba1\u8868\u3002\u8fd9\u6837\u53ef\u4ee5\u4fdd\u7559\u5f53\u524d\u72b6\u6001\uff0c\u800c\u4e0d\u4f1a\u4f7f\u4e3b\u5b9e\u4f53\u8868\u5145\u65a5\u7740\u8fc7\u53bb\u7684\u8fed\u4ee3\u3002<\/p>\n

        \ud83d\udee0\ufe0f \u6a21\u5f0f\u8bbe\u8ba1\u4e2d\u7684\u5e38\u89c1\u9677\u9631<\/h2>\n

        \u907f\u514d\u5197\u4f59\u9700\u8981\u4fdd\u6301\u8b66\u60d5\u3002\u5e38\u89c1\u9519\u8bef\u5305\u62ec\uff1a<\/p>\n

          \n
        • \n

          \u8fc7\u5ea6\u89c4\u8303\u5316\uff1a<\/strong> \u5c06\u8868\u62c6\u5206\u5f97\u8fc7\u4e8e\u7ec6\u81f4\uff0c\u5bfc\u81f4\u67e5\u8be2\u9700\u8981\u8fc7\u591a\u7684\u8fde\u63a5\u64cd\u4f5c\uff0c\u4ece\u800c\u964d\u4f4e\u6027\u80fd\u3002\u6709\u65f6\uff0c\u4e3a\u4e86\u5e94\u5bf9\u8bfb\u53d6\u5bc6\u96c6\u578b\u5de5\u4f5c\u8d1f\u8f7d\uff0c\u9002\u5ea6\u7684\u5197\u4f59\u662f\u5408\u7406\u7684\u3002<\/p>\n<\/li>\n

        • \n

          \u5ffd\u7565\u51fd\u6570\u4f9d\u8d56\uff1a<\/strong> \u672a\u80fd\u8bc6\u522b\u54ea\u4e9b\u5c5e\u6027\u4f9d\u8d56\u4e8e\u54ea\u4e9b\u952e\uff0c\u4f1a\u5bfc\u81f4\u9690\u85cf\u7684\u91cd\u590d\u3002<\/p>\n<\/li>\n

        • \n

          \u6df7\u6dc6\u5173\u6ce8\u70b9\uff1a<\/strong> \u5c06\u4e1a\u52a1\u903b\u8f91\u5c5e\u6027\u653e\u5165\u6570\u636e\u6a21\u578b\u4e2d\u3002\u5c5e\u6027\u5e94\u63cf\u8ff0\u6570\u636e\uff0c\u800c\u975e\u6d41\u7a0b\u3002<\/p>\n<\/li>\n

        • \n

          \u786c\u7f16\u7801\u503c\uff1a<\/strong> \u5c06\u7279\u5b9a\u7684\u72b6\u6001\u7801\u6216\u7c7b\u522b\u4ee5\u5b57\u7b26\u4e32\u5f62\u5f0f\u5b58\u50a8\uff0c\u800c\u4e0d\u662f\u5f15\u7528\u67e5\u627e\u8868\u3002<\/p>\n<\/li>\n<\/ul>\n

          \u2705 \u9a8c\u8bc1\u4e0e\u786e\u8ba4\u68c0\u67e5\u6e05\u5355<\/h2>\n

          \u5728\u6700\u7ec8\u786e\u5b9a\u5927\u89c4\u6a21ERD\u4e4b\u524d\uff0c\u8fdb\u884c\u4e25\u683c\u7684\u5ba1\u67e5\u3002\u4f7f\u7528\u6b64\u68c0\u67e5\u6e05\u5355\u6765\u9a8c\u8bc1\u60a8\u7684\u8bbe\u8ba1\u3002<\/p>\n

            \n
          • \n

            \u8bc6\u522b\u4e3b\u952e\uff1a<\/strong> \u786e\u4fdd\u6bcf\u4e2a\u8868\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u6807\u8bc6\u7b26\u3002<\/p>\n<\/li>\n

          • \n

            \u68c0\u67e5\u5916\u952e\uff1a<\/strong> \u9a8c\u8bc1\u6240\u6709\u5173\u7cfb\u662f\u5426\u901a\u8fc7\u952e\u6765\u5f3a\u5236\u6267\u884c\uff0c\u800c\u4e0d\u662f\u901a\u8fc7\u91cd\u590d\u6570\u636e\u3002<\/p>\n<\/li>\n

          • \n

            \u5206\u6790\u5c5e\u6027\uff1a<\/strong> \u8be2\u95ee\u6bcf\u4e2a\u975e\u952e\u5c5e\u6027\u662f\u5426\u4ec5\u4f9d\u8d56\u4e8e\u952e\u3001\u6574\u4e2a\u952e\uff0c\u4e14\u4ec5\u4f9d\u8d56\u4e8e\u952e\u3002<\/p>\n<\/li>\n

          • \n

            \u5ba1\u67e5\u57fa\u6570\uff1a<\/strong> \u786e\u4fdd\u4e00\u5bf9\u591a\u5173\u7cfb\u7531\u4e00\u4e2a\u5916\u952e\u8868\u793a\uff0c\u800c\u4e0d\u662f\u591a\u4e2a\u3002<\/p>\n<\/li>\n

          • \n

            \u6d4b\u8bd5\u6570\u636e\u8f93\u5165\uff1a<\/strong> \u6a21\u62df\u63d2\u5165\u3001\u66f4\u65b0\u548c\u5220\u9664\u8bb0\u5f55\uff0c\u4ee5\u68c0\u67e5\u5f02\u5e38\u60c5\u51b5\u3002<\/p>\n<\/li>\n<\/ul>\n

            \ud83d\udd0d \u7ea6\u675f\u7684\u4f5c\u7528<\/h2>\n

            \u7ea6\u675f\u662f\u8bbe\u8ba1\u7684\u6280\u672f\u5b9e\u73b0\u3002\u552f\u4e00\u6027\u7ea6\u675f\u53ef\u9632\u6b62\u7279\u5b9a\u5217\u4e2d\u51fa\u73b0\u91cd\u590d\u503c\u3002\u5916\u952e\u7ea6\u675f\u786e\u4fdd\u5f15\u7528\u5b8c\u6574\u6027\uff0c\u9632\u6b62\u51fa\u73b0\u5b64\u7acb\u8bb0\u5f55\u3002\u5728\u5927\u578b\u7cfb\u7edf\u4e2d\uff0c\u7ea6\u675f\u5b9a\u4e49\u5e94\u4f5c\u4e3a\u6a21\u5f0f\u5b9a\u4e49\u7684\u4e00\u90e8\u5206\uff0c\u800c\u4e0d\u662f\u4e8b\u540e\u8865\u5145\u3002<\/p>\n

            \u6b64\u5916\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u68c0\u67e5\u7ea6\u675f\u6765\u9650\u5236\u53d6\u503c\u8303\u56f4\u3002\u8fd9\u53ef\u4ee5\u9632\u6b62\u65e0\u6548\u6570\u636e\u8fdb\u5165\u7cfb\u7edf\uff0c\u4ece\u800c\u51cf\u5c11\u540e\u671f\u5bf9\u9519\u8bef\u5904\u7406\u4ee3\u7801\u7684\u9700\u6c42\u3002<\/p>\n

            \ud83d\udcc8 \u6027\u80fd\u8003\u91cf<\/h2>\n

            \u89c4\u8303\u5316\u4e0e\u6027\u80fd\u4e4b\u95f4\u5b58\u5728\u6743\u8861\u3002\u9ad8\u5ea6\u89c4\u8303\u5316\u7684\u6a21\u5f0f\u9700\u8981\u901a\u8fc7\u8fde\u63a5\u6765\u91cd\u6784\u6570\u636e\u3002\u5728\u8bfb\u53d6\u5bc6\u96c6\u578b\u73af\u5883\u4e2d\uff0c\u8fd9\u53ef\u80fd\u4f1a\u964d\u4f4e\u54cd\u5e94\u901f\u5ea6\u3002\u7136\u800c\uff0c\u4e3a\u4e86\u52a0\u5feb\u8bfb\u53d6\u901f\u5ea6\u800c\u589e\u52a0\u5197\u4f59\uff0c\u4f1a\u5bfc\u81f4\u5199\u5165\u53d8\u6162\uff0c\u56e0\u4e3a\u9700\u8981\u66f4\u65b0\u591a\u4e2a\u4f4d\u7f6e\u3002<\/p>\n

            \u73b0\u4ee3\u6570\u636e\u5e93\u5f15\u64ce\u80fd\u591f\u9ad8\u6548\u5904\u7406\u8fde\u63a5\u64cd\u4f5c\u3002\u56e0\u6b64\uff0c\u9664\u975e\u6027\u80fd\u5206\u6790\u8868\u660e\u5b58\u5728\u7279\u5b9a\u74f6\u9888\uff0c\u5426\u5219\u9ed8\u8ba4\u5e94\u4f18\u5148\u9009\u62e9\u89c4\u8303\u5316\u3002\u5982\u679c\u6027\u80fd\u81f3\u5173\u91cd\u8981\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u7269\u5316\u89c6\u56fe\u6216\u53ea\u8bfb\u526f\u672c\uff0c\u800c\u4e0d\u662f\u4fee\u6539\u6838\u5fc3\u6a21\u5f0f\u7ed3\u6784\u3002<\/p>\n

            \ud83d\udd04 \u968f\u65f6\u95f4\u7ef4\u62a4\u6a21\u5f0f<\/h2>\n

            \u6570\u636e\u5e93\u6a21\u5f0f\u4f1a\u4e0d\u65ad\u6f14\u53d8\u3002\u9700\u6c42\u4f1a\u53d8\u5316\uff0c\u65b0\u5b9e\u4f53\u4e5f\u4f1a\u51fa\u73b0\u3002\u4e3a\u4e86\u957f\u671f\u4fdd\u6301\u4f4e\u5197\u4f59\uff1a<\/p>\n

              \n
            • \n

              \u7248\u672c\u63a7\u5236\uff1a<\/strong> \u5c06\u6a21\u5f0f\u5b9a\u4e49\u89c6\u4e3a\u4ee3\u7801\u3002\u5728\u4ee3\u7801\u4ed3\u5e93\u4e2d\u8ddf\u8e2a\u53d8\u66f4\u3002<\/p>\n<\/li>\n

            • \n

              \u6587\u6863\uff1a<\/strong> \u7ef4\u62a4\u6700\u65b0\u7684\u6587\u6863\uff0c\u63cf\u8ff0\u5173\u7cfb\u548c\u4f9d\u8d56\u3002<\/p>\n<\/li>\n

            • \n

              \u5b9a\u671f\u5ba1\u8ba1\uff1a<\/strong> \u5b89\u6392\u5b9a\u671f\u5ba1\u67e5ERD\uff0c\u4ee5\u8bc6\u522b\u65b0\u7684\u5197\u4f59\u6a21\u5f0f\u3002<\/p>\n<\/li>\n<\/ul>\n

              \u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u539f\u5219\uff0c\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u67b6\u6784\u4fdd\u6301\u53ef\u6269\u5c55\u6027\u3002\u4e00\u4e2a\u6e05\u6670\u7684ERD\u4e0d\u4ec5\u4ec5\u662f\u7f8e\u89c2\u95ee\u9898\uff1b\u5b83\u5173\u4e4e\u6784\u5efa\u4e00\u4e2a\u66f4\u6613\u4e8e\u7406\u89e3\u3001\u7ef4\u62a4\u548c\u6269\u5c55\u7684\u7cfb\u7edf\uff0c\u4ee5\u9002\u5e94\u4e1a\u52a1\u7684\u53d1\u5c55\u3002<\/p>\n

              \ud83c\udfaf \u5173\u4e8e\u6570\u636e\u5b8c\u6574\u6027\u7684\u6700\u7ec8\u601d\u8003<\/h2>\n

              \u51cf\u5c11\u5197\u4f59\u662f\u4e00\u4e2a\u6301\u7eed\u7684\u8fc7\u7a0b\u3002\u5b83\u9700\u8981\u6df1\u5165\u7406\u89e3\u6570\u636e\u5728\u7cfb\u7edf\u4e2d\u7684\u6d41\u52a8\u65b9\u5f0f\u4ee5\u53ca\u5173\u7cfb\u4e4b\u95f4\u7684\u4ea4\u4e92\u3002\u901a\u8fc7\u5e94\u7528\u89c4\u8303\u5316\u89c4\u5219\u3001\u5229\u7528\u9ad8\u7ea7\u7ed3\u6784\u6a21\u5f0f\u5e76\u4fdd\u6301\u4e25\u683c\u7684\u9a8c\u8bc1\u534f\u8bae\uff0c\u53ef\u4ee5\u5efa\u7acb\u4e00\u4e2a\u652f\u6301\u957f\u671f\u7a33\u5b9a\u6027\u7684\u57fa\u7840\u3002\u5728\u6e05\u6670\u8bbe\u8ba1\u4e0a\u6295\u5165\u7684\u52aa\u529b\uff0c\u5c06\u5728\u964d\u4f4e\u7ef4\u62a4\u6210\u672c\u548c\u63d0\u9ad8\u6570\u636e\u8d28\u91cf\u65b9\u9762\u5e26\u6765\u56de\u62a5\u3002<\/p>\n

              \u9996\u5148\u5173\u6ce8\u903b\u8f91\u5173\u7cfb\u3002\u8ba9\u7269\u7406\u5b9e\u73b0\u53cd\u6620\u8fd9\u79cd\u903b\u8f91\uff0c\u800c\u4e0d\u662f\u5bf9\u5176\u59a5\u534f\u3002\u901a\u8fc7\u6709\u7eaa\u5f8b\u7684ERD\u8bbe\u8ba1\u65b9\u6cd5\uff0c\u5197\u4f59\u5c06\u53d8\u6210\u4e00\u4e2a\u53ef\u7ba1\u7406\u7684\u53d8\u91cf\uff0c\u800c\u975e\u6301\u7eed\u7684\u969c\u788d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

              \u5728\u5065\u58ee\u7684\u6570\u636e\u7cfb\u7edf\u67b6\u6784\u4e2d\uff0c\u5b9e\u4f53\u5173\u7cfb\u56fe\uff08ERD\uff09\u5145\u5f53\u57fa\u7840\u84dd\u56fe\u3002\u968f…<\/p>\n","protected":false},"author":1,"featured_media":1626,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"\u5728\u5927\u89c4\u6a21ERD\u4e2d\u51cf\u5c11\u5197\u4f59 \ud83d\udcc9","_yoast_wpseo_metadesc":"\u5b66\u4e60\u5982\u4f55\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\u3002\u901a\u8fc7\u8fd9\u4e9b\u89c4\u8303\u5316\u6280\u672f\uff0c\u63d0\u5347\u6570\u636e\u5b8c\u6574\u6027\u5e76\u907f\u514d\u5f02\u5e38\u3002","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[65],"tags":[80,84],"class_list":["post-1625","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-database-design","tag-academic","tag-erd"],"yoast_head":"\n\u5728\u5927\u89c4\u6a21ERD\u4e2d\u51cf\u5c11\u5197\u4f59 \ud83d\udcc9<\/title>\n<meta name=\"description\" content=\"\u5b66\u4e60\u5982\u4f55\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\u3002\u901a\u8fc7\u8fd9\u4e9b\u89c4\u8303\u5316\u6280\u672f\uff0c\u63d0\u5347\u6570\u636e\u5b8c\u6574\u6027\u5e76\u907f\u514d\u5f02\u5e38\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5728\u5927\u89c4\u6a21ERD\u4e2d\u51cf\u5c11\u5197\u4f59 \ud83d\udcc9\" \/>\n<meta property=\"og:description\" content=\"\u5b66\u4e60\u5982\u4f55\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\u3002\u901a\u8fc7\u8fd9\u4e9b\u89c4\u8303\u5316\u6280\u672f\uff0c\u63d0\u5347\u6570\u636e\u5b8c\u6574\u6027\u5e76\u907f\u514d\u5f02\u5e38\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/\" \/>\n<meta property=\"og:site_name\" content=\"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-26T01:59:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1664\" \/>\n\t<meta property=\"og:image:height\" content=\"928\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"vpadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpadmin\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/\"},\"author\":{\"name\":\"vpadmin\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/person\/33c28d3655923323cf039801026316a1\"},\"headline\":\"ERD\u6307\u5357\uff1a\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\",\"datePublished\":\"2026-03-26T01:59:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/\"},\"wordCount\":32,\"publisher\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg\",\"keywords\":[\"academic\",\"erd\"],\"articleSection\":[\"Database Design\"],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/\",\"url\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/\",\"name\":\"\u5728\u5927\u89c4\u6a21ERD\u4e2d\u51cf\u5c11\u5197\u4f59 \ud83d\udcc9\",\"isPartOf\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg\",\"datePublished\":\"2026-03-26T01:59:07+00:00\",\"description\":\"\u5b66\u4e60\u5982\u4f55\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\u3002\u901a\u8fc7\u8fd9\u4e9b\u89c4\u8303\u5316\u6280\u672f\uff0c\u63d0\u5347\u6570\u636e\u5b8c\u6574\u6027\u5e76\u907f\u514d\u5f02\u5e38\u3002\",\"breadcrumb\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage\",\"url\":\"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg\",\"contentUrl\":\"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg\",\"width\":1664,\"height\":928},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.ez-knowledge.com\/cn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ERD\u6307\u5357\uff1a\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#website\",\"url\":\"https:\/\/www.ez-knowledge.com\/cn\/\",\"name\":\"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.ez-knowledge.com\/cn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#organization\",\"name\":\"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation\",\"url\":\"https:\/\/www.ez-knowledge.com\/cn\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2025\/03\/ez-knowledge-logo.png\",\"contentUrl\":\"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2025\/03\/ez-knowledge-logo.png\",\"width\":512,\"height\":512,\"caption\":\"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation\"},\"image\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/person\/33c28d3655923323cf039801026316a1\",\"name\":\"vpadmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"caption\":\"vpadmin\"},\"sameAs\":[\"https:\/\/www.ez-knowledge.com\"],\"url\":\"https:\/\/www.ez-knowledge.com\/cn\/author\/vpadmin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u5728\u5927\u89c4\u6a21ERD\u4e2d\u51cf\u5c11\u5197\u4f59 \ud83d\udcc9","description":"\u5b66\u4e60\u5982\u4f55\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\u3002\u901a\u8fc7\u8fd9\u4e9b\u89c4\u8303\u5316\u6280\u672f\uff0c\u63d0\u5347\u6570\u636e\u5b8c\u6574\u6027\u5e76\u907f\u514d\u5f02\u5e38\u3002","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/","og_locale":"zh_CN","og_type":"article","og_title":"\u5728\u5927\u89c4\u6a21ERD\u4e2d\u51cf\u5c11\u5197\u4f59 \ud83d\udcc9","og_description":"\u5b66\u4e60\u5982\u4f55\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\u3002\u901a\u8fc7\u8fd9\u4e9b\u89c4\u8303\u5316\u6280\u672f\uff0c\u63d0\u5347\u6570\u636e\u5b8c\u6574\u6027\u5e76\u907f\u514d\u5f02\u5e38\u3002","og_url":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/","og_site_name":"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation","article_published_time":"2026-03-26T01:59:07+00:00","og_image":[{"width":1664,"height":928,"url":"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg","type":"image\/jpeg"}],"author":"vpadmin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"vpadmin"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#article","isPartOf":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/"},"author":{"name":"vpadmin","@id":"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/person\/33c28d3655923323cf039801026316a1"},"headline":"ERD\u6307\u5357\uff1a\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59","datePublished":"2026-03-26T01:59:07+00:00","mainEntityOfPage":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/"},"wordCount":32,"publisher":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/#organization"},"image":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage"},"thumbnailUrl":"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg","keywords":["academic","erd"],"articleSection":["Database Design"],"inLanguage":"zh-Hans"},{"@type":"WebPage","@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/","url":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/","name":"\u5728\u5927\u89c4\u6a21ERD\u4e2d\u51cf\u5c11\u5197\u4f59 \ud83d\udcc9","isPartOf":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage"},"image":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage"},"thumbnailUrl":"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg","datePublished":"2026-03-26T01:59:07+00:00","description":"\u5b66\u4e60\u5982\u4f55\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59\u3002\u901a\u8fc7\u8fd9\u4e9b\u89c4\u8303\u5316\u6280\u672f\uff0c\u63d0\u5347\u6570\u636e\u5b8c\u6574\u6027\u5e76\u907f\u514d\u5f02\u5e38\u3002","breadcrumb":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/"]}]},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#primaryimage","url":"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg","contentUrl":"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2026\/03\/redundancy-reduction-erd-infographic-cartoon.jpg","width":1664,"height":928},{"@type":"BreadcrumbList","@id":"https:\/\/www.ez-knowledge.com\/cn\/reducing-redundancy-large-scale-erd\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.ez-knowledge.com\/cn\/"},{"@type":"ListItem","position":2,"name":"ERD\u6307\u5357\uff1a\u5728\u5927\u89c4\u6a21\u5b9e\u4f53\u5173\u7cfb\u56fe\u4e2d\u51cf\u5c11\u5197\u4f59"}]},{"@type":"WebSite","@id":"https:\/\/www.ez-knowledge.com\/cn\/#website","url":"https:\/\/www.ez-knowledge.com\/cn\/","name":"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation","description":"","publisher":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.ez-knowledge.com\/cn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-Hans"},{"@type":"Organization","@id":"https:\/\/www.ez-knowledge.com\/cn\/#organization","name":"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation","url":"https:\/\/www.ez-knowledge.com\/cn\/","logo":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/logo\/image\/","url":"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2025\/03\/ez-knowledge-logo.png","contentUrl":"https:\/\/www.ez-knowledge.com\/cn\/wp-content\/uploads\/sites\/2\/2025\/03\/ez-knowledge-logo.png","width":512,"height":512,"caption":"Ez Knowledge Simplified Chinese - Latest in AI & Software Innovation"},"image":{"@id":"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.ez-knowledge.com\/cn\/#\/schema\/person\/33c28d3655923323cf039801026316a1","name":"vpadmin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","caption":"vpadmin"},"sameAs":["https:\/\/www.ez-knowledge.com"],"url":"https:\/\/www.ez-knowledge.com\/cn\/author\/vpadmin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/posts\/1625","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/comments?post=1625"}],"version-history":[{"count":0,"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/posts\/1625\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/media\/1626"}],"wp:attachment":[{"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/media?parent=1625"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/categories?post=1625"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/cn\/wp-json\/wp\/v2\/tags?post=1625"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}