![\"Kawaii-style](\"https:\/\/www.we-notes.com\/wp-content\/uploads\/2026\/04\/erd-notations-kawaii-comparison-infographic.jpg\"\/)
<\/figure>\n<\/div>\n\ud83c\udfdb\ufe0f \u9673\u6c0f\u8a18\u865f\uff1a\u6b77\u53f2\u57fa\u790e<\/h2>\n
\u7531\u5f7c\u5f97\u00b7\u9673\u65bc1976\u5e74\u63d0\u51fa\uff0c\u9673\u6c0f\u8a18\u865f\u662fER\u5efa\u6a21\u7684\u9f3b\u7956\u3002\u5b83\u5c08\u70ba\u696d\u52d9\u5206\u6790\u5e2b\u8207\u975e\u6280\u8853\u5229\u5bb3\u95dc\u4fc2\u4eba\u8a2d\u8a08\uff0c\u5177\u6709\u76f4\u89ba\u6027\u3002\u5176\u8996\u89ba\u8a9e\u8a00\u7368\u7279\uff0c\u5927\u91cf\u4f9d\u8cf4\u5e7e\u4f55\u5f62\u72c0\u4f86\u5448\u73fe\u8cc7\u6599\u5eab\u7406\u8ad6\u7684\u6838\u5fc3\u6982\u5ff5\u3002<\/p>\n
\u6838\u5fc3\u8a9e\u6cd5\u8207\u8996\u89ba\u5143\u7d20<\/h3>\n\n- \n
\u5be6\u9ad4\uff1a<\/strong>\u4ee5\u77e9\u5f62\u8868\u793a\u3002\u77e9\u5f62\u5167\u5305\u542b\u4e3b\u9375\u8207\u5c6c\u6027\u3002<\/p>\n<\/li>\n- \n
\u5c6c\u6027\uff1a<\/strong>\u4ee5\u9023\u63a5\u5230\u5be6\u9ad4\u77e9\u5f62\u7684\u6a62\u5713\u8868\u793a\u3002\u4e3b\u9375\u901a\u5e38\u6703\u52a0\u4e0a\u5e95\u7dda\u3002<\/p>\n<\/li>\n- \n
\u95dc\u4fc2\uff1a<\/strong>\u4ee5\u9023\u63a5\u5169\u500b\u5be6\u9ad4\u7684\u83f1\u5f62\u8868\u793a\u3002<\/p>\n<\/li>\n- \n
\u57fa\u6578\uff1a<\/strong>\u4ee5\u9023\u63a5\u83f1\u5f62\u8207\u5be6\u9ad4\u7684\u7dda\u689d\u8868\u793a\uff0c\u901a\u5e38\u4ee5\u6578\u5b57\u6216\u5b57\u6bcd\u6a19\u793a\uff081, N, M\uff09\u3002<\/p>\n<\/li>\n- \n
\u5f31\u5be6\u9ad4\uff1a<\/strong>\u4ee5\u96d9\u91cd\u77e9\u5f62\u8868\u793a\uff0c\u8868\u793a\u5176\u5b58\u5728\u4f9d\u8cf4\u65bc\u7236\u5be6\u9ad4\u3002<\/p>\n<\/li>\n- \n
\u8b58\u5225\u95dc\u4fc2\uff1a<\/strong>\u4ee5\u96d9\u7dda\u9023\u63a5\u5f31\u5be6\u9ad4\u8207\u5176\u7236\u5be6\u9ad4\u4f86\u8868\u793a\u3002<\/p>\n<\/li>\n<\/ul>\n\u512a\u52e2\u8207\u61c9\u7528\u60c5\u5883<\/h3>\n
\u9673\u6c0f\u8a18\u865f\u5728\u9700\u8981\u5411\u4e0d\u5bebSQL\u7684\u4eba\u89e3\u91cb\u8cc7\u6599\u5eab\u8a2d\u8a08\u6642\u8868\u73fe\u51fa\u8272\u3002\u5176\u4f7f\u7528\u6a62\u5713\u8207\u83f1\u5f62\uff0c\u80fd\u6e05\u695a\u5340\u5206\u300c\u4e8b\u7269\u300d\uff08\u5be6\u9ad4\uff09\u8207\u300c\u52d5\u4f5c\u300d\uff08\u95dc\u4fc2\uff09\u3002<\/p>\n
\n- \n
\u907a\u7559\u7cfb\u7d71\u6587\u4ef6\uff1a<\/strong> \u8a31\u591a\u820a\u7cfb\u7d71\u90fd\u662f\u4ee5\u6b64\u6a19\u6e96\u8a2d\u8a08\u7684\u3002\u7dad\u6301\u8207\u6b77\u53f2\u5716\u793a\u7684\u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<\/li>\n- \n
\u9ad8\u968e\u696d\u52d9\u5206\u6790\uff1a<\/strong> \u5728\u8207\u7522\u54c1\u7d93\u7406\u8a0e\u8ad6\u8cc7\u6599\u9700\u6c42\u6642\uff0c\u83f1\u5f62\u5f62\u72c0\u80fd\u6e05\u695a\u5730\u8868\u793a\u5169\u500b\u696d\u52d9\u6982\u5ff5\u4e4b\u9593\u7684\u9023\u7d50\u3002<\/p>\n<\/li>\n- \n
\u5b78\u8853\u8207\u7406\u8ad6\u60c5\u5883\uff1a<\/strong> \u96fb\u8166\u79d1\u5b78\u8ab2\u7a0b\u901a\u5e38\u5148\u6559\u6388\u9673\u6c0f\u8a18\u865f\uff0c\u4ee5\u5efa\u7acb\u7406\u8ad6\u57fa\u790e\uff0c\u518d\u8f49\u5411\u7279\u5b9a\u5be6\u4f5c\u98a8\u683c\u3002<\/p>\n<\/li>\n<\/ul>\n\u7136\u800c\uff0c\u7576\u95dc\u4fc2\u8907\u96dc\u6642\uff0c\u6b64\u8a18\u865f\u53ef\u80fd\u8b8a\u5f97\u6df7\u4e82\u3002\u4e09\u5143\u95dc\u4fc2\uff08\u4e09\u500b\u5be6\u9ad4\u4e4b\u9593\u7684\u95dc\u4fc2\uff09\u5728\u9673\u6c0f\u8a18\u865f\u4e2d\u5bb9\u6613\u8996\u89ba\u5316\uff0c\u4f46\u82e5\u7121\u984d\u5916\u89e3\u91cb\uff0c\u5f88\u96e3\u76f4\u63a5\u6620\u5c04\u5230\u95dc\u4fc2\u8cc7\u6599\u5eab\u7684\u7d04\u675f\u689d\u4ef6\u3002<\/p>\n
\ud83e\uddb5 \u9d3f\u5b50\u8173\u8a18\u865f\uff1a\u95dc\u4fc2\u5f0f\u6a19\u6e96<\/h2>\n
\u4e5f\u7a31\u70baIE\uff08\u8cc7\u8a0a\u5de5\u7a0b\uff09\u8a18\u865f\uff0c\u9d3f\u5b50\u8173\u8a18\u865f\u572820\u4e16\u7d00\u5f8c\u671f\u6210\u70ba\u95dc\u4fc2\u5f0f\u8cc7\u6599\u5eab\u8a2d\u8a08\u7684\u5be6\u969b\u6a19\u6e96\u3002\u5c0d\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\u8207\u5f8c\u7aef\u5de5\u7a0b\u5e2b\u800c\u8a00\u6975\u5177\u5be6\u7528\u6027\u3002\u5176\u540d\u7a31\u4f86\u81ea\u65bc\u7528\u4ee5\u8868\u793a\u95dc\u4fc2\u4e2d\u300c\u591a\u300d\u7aef\u7684\u5f62\u72c0\uff0c\u5f62\u4f3c\u9d3f\u5b50\u7684\u8173\u3002<\/p>\n
\u6838\u5fc3\u8a9e\u6cd5\u8207\u8996\u89ba\u5143\u7d20<\/h3>\n\n- \n
\u5be6\u9ad4\uff1a<\/strong>\u4ee5\u77e9\u5f62\u8868\u793a\uff08\u5728\u73fe\u4ee3\u5de5\u5177\u4e2d\uff0c\u901a\u5e38\u50c5\u70ba\u8868\u683c\u540d\u7a31\uff09\u3002<\/p>\n<\/li>\n- \n
\u95dc\u4fc2\uff1a<\/strong>\u4ee5\u76f4\u7dda\u9023\u63a5\u8868\u683c\u4f86\u8868\u793a\u3002<\/p>\n<\/li>\n- \n
\u57fa\u6578\uff08\u300c\u70cf\u9d09\u8173\u300d\uff09\uff1a<\/strong>\u4e00\u500b\u4e09\u53c9\u7b26\u865f\uff08\u985e\u4f3c\u70cf\u9d09\u8173\uff09\u8868\u793a\u95dc\u4fc2\u7684\u300c\u591a\u300d\u7aef\u3002<\/p>\n<\/li>\n- \n
\u53c3\u8207\u6027\uff1a<\/strong>\u4e00\u689d\u6a6b\u7dda\uff08|\uff09\u8868\u793a\u5f37\u5236\u53c3\u8207\uff08\u5fc5\u9808\u5b58\u5728\uff09\uff0c\u800c\u5713\u5708\uff08o\uff09\u8868\u793a\u53ef\u9078\u53c3\u8207\uff08\u53ef\u70ba\u7a7a\uff09\u3002<\/p>\n<\/li>\n- \n
\u4e3b\u9375\uff1a<\/strong>\u901a\u5e38\u4ee5\u9470\u5319\u5716\u793a\u6216\u4f4d\u65bc\u5c6c\u6027\u65c1\u7684\u7279\u5b9a\u6587\u5b57\u8a3b\u89e3\u8868\u793a\u3002<\/p>\n<\/li>\n<\/ul>\n\u512a\u52e2\u8207\u4f7f\u7528\u60c5\u5883<\/h3>\n
\u70cf\u9d09\u8173\u7b26\u865f\u662f\u91dd\u5c0d\u76f4\u63a5\u6620\u5c04\u81f3 SQL DDL \u8a9e\u53e5\u800c\u512a\u5316\u3002\u5982\u679c\u4f60\u6b63\u5728\u64b0\u5beb\u8cc7\u6599\u5eab\u7d50\u69cb\uff0c\u9019\u5f88\u53ef\u80fd\u662f\u4f60\u4f7f\u7528\u7684\u8996\u89ba\u8a9e\u8a00\u3002<\/p>\n
\n- \n
\u95dc\u806f\u5f0f\u8cc7\u6599\u5eab\u8a2d\u8a08\uff1a<\/strong> \u5b83\u80fd\u6e05\u6670\u5730\u5c0d\u61c9\u81f3 PostgreSQL\u3001MySQL \u6216 SQL Server \u7b49 SQL \u8cc7\u6599\u5eab\u4e2d\u7684\u5916\u9375\u8207\u4e3b\u9375\u3002<\/p>\n<\/li>\n- \n
\u7d50\u69cb\u6587\u4ef6\uff1a<\/strong> \u5b83\u662f\u5de5\u7a0b\u5718\u968a\u5167\u90e8\u6280\u8853\u6587\u4ef6\u7684\u696d\u754c\u6a19\u6e96\u3002<\/p>\n<\/li>\n- \n
\u8cc7\u6599\u5b8c\u6574\u6027\u6e05\u6670\u5ea6\uff1a<\/strong> \u4f7f\u7528\u6a6b\u7dda\u8207\u5713\u5708\u53ef\u660e\u78ba\u5b9a\u7fa9\u7a7a\u503c\u7d04\u675f\uff0c\u9019\u5c0d\u5f8c\u7aef\u908f\u8f2f\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<\/li>\n<\/ul>\n\u6b64\u7b26\u865f\u6bd4\u9673\u6c0f\u7b26\u865f\u66f4\u4e0d\u62bd\u8c61\u3002\u5b83\u5047\u8a2d\u89c0\u773e\u7406\u89e3\u8868\u683c\u8207\u5916\u9375\u7684\u6982\u5ff5\u3002\u9019\u4f7f\u5f97\u5b83\u4e0d\u9069\u5408\u9ad8\u968e\u696d\u52d9\u6703\u8b70\uff0c\u4f46\u975e\u5e38\u9069\u5408\u6280\u8853\u6027 Sprint \u898f\u5283\u3002<\/p>\n
\ud83d\udcd0 UML \u985e\u5716\uff1a\u7269\u4ef6\u5c0e\u5411\u7684\u6a4b\u6a11<\/h2>\n
\u7d71\u4e00\u5851\u6a21\u8a9e\u8a00\uff08UML\uff09\u662f\u70ba\u4e86\u5728\u5404\u7a2e\u8a2d\u8a08\u7bc4\u5f0f\u4e2d\u6a19\u6e96\u5316\u8edf\u9ad4\u8a2d\u8a08\u800c\u958b\u767c\u7684\u3002\u96d6\u7136 UML \u6db5\u84cb\u591a\u7a2e\u5716\u8868\u985e\u578b\uff0c\u4f46\u985e\u5716\u662f\u5728\u7269\u4ef6\u5c0e\u5411\u74b0\u5883\u4e2d\u7528\u65bc\u8cc7\u6599\u5eab\u5efa\u6a21\u6700\u5e38\u898b\u7684\u5716\u8868\u3002\u5b83\u5f4c\u88dc\u4e86\u7a0b\u5f0f\u78bc\u7d50\u69cb\u8207\u8cc7\u6599\u7d50\u69cb\u4e4b\u9593\u7684\u5dee\u8ddd\u3002<\/p>\n
\u6838\u5fc3\u8a9e\u6cd5\u8207\u8996\u89ba\u5143\u7d20<\/h3>\n\n- \n
\u985e\u5225\uff1a<\/strong> \u5206\u70ba\u4e09\u500b\u90e8\u5206\u7684\u77e9\u5f62\uff1a\u540d\u7a31\u3001\u5c6c\u6027\u8207\u64cd\u4f5c\uff08\u65b9\u6cd5\uff09\u3002<\/p>\n<\/li>\n- \n
\u95dc\u4fc2\uff1a<\/strong> \u4ee5\u5e36\u6709\u7279\u5b9a\u7bad\u982d\u7684\u7dda\u9023\u63a5\u985e\u5225\uff0c\u7528\u4ee5\u8868\u793a\u65b9\u5411\u8207\u985e\u578b\u3002<\/p>\n<\/li>\n- \n
\u95dc\u806f\uff1a<\/strong> \u4e00\u689d\u7c21\u55ae\u7684\u7dda\u3002\u8868\u793a\u95dc\u4fc2\u5b58\u5728\u3002<\/p>\n<\/li>\n- \n
\u805a\u5408\uff1a<\/strong> \u4e00\u7aef\u70ba\u7a7a\u5fc3\u83f1\u5f62\u3002\u8868\u793a\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u90e8\u5206\u53ef\u7368\u7acb\u5b58\u5728\u3002<\/p>\n<\/li>\n- \n
\u7d44\u6210\uff1a<\/strong>\u5be6\u5fc3\u83f1\u5f62\u3002\u8868\u793a\u56b4\u683c\u7684\u751f\u547d\u9031\u671f\u4f9d\u8cf4\u95dc\u4fc2\uff1b\u5982\u679c\u6574\u9ad4\u6d88\u4ea1\uff0c\u90e8\u5206\u4e5f\u6703\u96a8\u4e4b\u6d88\u4ea1\u3002<\/p>\n<\/li>\n- \n
\u591a\u91cd\u6027\uff1a<\/strong>\u6578\u5b57\u653e\u7f6e\u65bc\u7dda\u689d\u672b\u7aef\u9644\u8fd1\uff08\u4f8b\u5982 0..1\u30011..*\u30010..*\uff09\u3002\u9019\u5728\u529f\u80fd\u4e0a\u985e\u4f3c\u65bc\u70cf\u9d09\u8db3\u7b26\u865f\uff0c\u4f46\u4f7f\u7528\u6578\u5b78\u7b26\u865f\u8868\u793a\u3002<\/p>\n<\/li>\n<\/ul>\n\u512a\u52e2\u8207\u4f7f\u7528\u60c5\u5883<\/h3>\n
\u7576\u8cc7\u6599\u5eab\u4e26\u975e\u552f\u4e00\u91cd\u9ede\u6642\uff0cUML \u985e\u5716\u81f3\u95dc\u91cd\u8981\u3002\u5b83\u5011\u662f\u5f8c\u7aef\u7a0b\u5f0f\u78bc\u8207\u6301\u4e45\u5316\u5132\u5b58\u5c64\u4e4b\u9593\u7684\u9023\u7d50\u7d44\u4ef6\u3002<\/p>\n
\n- \n
ORM \u6620\u5c04\uff1a<\/strong>\u7269\u4ef6\u95dc\u806f\u6620\u5c04\u5668\uff08ORM\uff09\u9ad8\u5ea6\u4f9d\u8cf4 UML \u98a8\u683c\u7684\u95dc\u4fc2\uff0c\u4ee5\u7406\u89e3\u5982\u4f55\u5c07\u985e\u5225\u5c0d\u61c9\u5230\u8cc7\u6599\u8868\u3002<\/p>\n<\/li>\n- \n
\u5168\u68e7\u67b6\u69cb\uff1a<\/strong> \u7576\u524d\u7aef\u3001\u5f8c\u7aef\u8207\u8cc7\u6599\u5eab\u5718\u968a\u9700\u8981\u5728\u8cc7\u6599\u7d50\u69cb\u4e0a\u9054\u6210\u5171\u8b58\u6642\uff0cUML \u63d0\u4f9b\u4e86\u5171\u540c\u7684\u8853\u8a9e\u3002<\/p>\n<\/li>\n- \n
\u8907\u96dc\u95dc\u4fc2\uff1a<\/strong> UML \u5728\u8655\u7406\u7e7c\u627f\u3001\u6cdb\u5316\u8207\u4ecb\u9762\u5be6\u4f5c\u65b9\u9762\uff0c\u512a\u65bc\u7d14\u7cb9\u7684\u95dc\u4fc2\u5f0f\u8868\u793a\u6cd5\u3002<\/p>\n<\/li>\n<\/ul>\n\u7f3a\u9ede\u662f\u5197\u9577\u3002Crow\u2019s Foot \u4e2d\u4e00\u500b\u7c21\u55ae\u7684\u8cc7\u6599\u8868\u95dc\u4fc2\uff0c\u53ef\u80fd\u5728 UML \u4e2d\u9700\u8981\u8907\u96dc\u7684\u985e\u5225\u5b9a\u7fa9\uff0c\u5305\u542b\u5c0d\u8cc7\u6599\u5eab\u672c\u8eab\u7121\u95dc\u7684\u65b9\u6cd5\u8207\u5c6c\u6027\u3002\u82e5\u50c5\u7528\u65bc\u7d50\u69cb\u5716\u751f\u6210\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u6df7\u6dc6\u3002<\/p>\n
\ud83d\udcca \u5074\u908a\u5c0d\u6bd4<\/h2>\n
\u70ba\u4f7f\u6c7a\u7b56\u66f4\u7c21\u55ae\uff0c\u4ee5\u4e0b\u662f\u9019\u4e9b\u7b26\u865f\u5728\u8655\u7406\u7279\u5b9a\u5efa\u6a21\u60c5\u5883\u6642\u7684\u5206\u6790\u3002<\/p>\n
\n\n \n\n\n\u529f\u80fd<\/p>\n<\/th>\n
\n\u9673\u6c0f\u7b26\u865f<\/p>\n<\/th>\n
\n\u70cf\u9d09\u8db3\u7b26\u865f<\/p>\n<\/th>\n
\nUML \u985e\u5716<\/p>\n<\/th>\n<\/tr>\n
\n\n\u4e3b\u8981\u4f7f\u7528\u8005<\/strong><\/p>\n<\/td>\n\n\u696d\u52d9\u5206\u6790\u5e2b\u3001\u5b78\u8853\u754c\u4eba\u58eb<\/p>\n<\/td>\n
\n\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\u3001\u5f8c\u7aef\u5de5\u7a0b\u5e2b<\/p>\n<\/td>\n
\n\u5168\u68e7\u958b\u767c\u8005\u3001\u67b6\u69cb\u5e2b<\/p>\n<\/td>\n<\/tr>\n
\n\n\u5be6\u9ad4\u8868\u793a<\/strong><\/p>\n<\/td>\n\n\u77e9\u5f62<\/p>\n<\/td>\n
\n\u77e9\u5f62\uff08\u8cc7\u6599\u8868\uff09<\/p>\n<\/td>\n
\n\u985e\u5225\u65b9\u6846\uff08\u540d\u7a31\uff0f\u5c6c\u6027\uff0f\u65b9\u6cd5\uff09<\/p>\n<\/td>\n<\/tr>\n
\n\n\u95dc\u4fc2\u8868\u793a<\/strong><\/p>\n<\/td>\n\n\u83f1\u5f62<\/p>\n<\/td>\n
\n\u5e36\u7b26\u865f\u7684\u7dda\u689d<\/p>\n<\/td>\n
\n\u5e36\u7bad\u982d\/\u83f1\u5f62\u7684\u7dda\u689d<\/p>\n<\/td>\n<\/tr>\n
\n\n\u57fa\u6578\u8868\u793a\u6cd5<\/strong><\/p>\n<\/td>\n\n\u6a19\u7c64\uff081, N, M\uff09<\/p>\n<\/td>\n
\n\u70cf\u9d09\u8db3 + \u6a6b\u7dda\/\u5713\u5708<\/p>\n<\/td>\n
\n\u6578\u5b78\u8868\u793a\u6cd5\uff080..1, *\uff09<\/p>\n<\/td>\n<\/tr>\n
\n\n\u53ef\u7a7a\u6027\u6307\u793a<\/strong><\/p>\n<\/td>\n\n\u96b1\u542b\u6216\u6587\u5b57<\/p>\n<\/td>\n
\n\u660e\u78ba\uff08\u5713\u5708 = \u53ef\u9078\uff09<\/p>\n<\/td>\n
\n\u660e\u78ba\uff08\u591a\u91cd\u6027\uff09<\/p>\n<\/td>\n<\/tr>\n
\n\n\u6700\u9069\u5408<\/strong><\/p>\n<\/td>\n\n\u6982\u5ff5\u6a21\u578b<\/p>\n<\/td>\n
\n\u908f\u8f2f\/\u7269\u7406\u6a21\u578b<\/p>\n<\/td>\n
\n\u5be6\u73fe\u6a21\u578b<\/p>\n<\/td>\n<\/tr>\n
\n\n\u8907\u96dc\u5ea6<\/strong><\/p>\n<\/td>\n\n\u4e09\u5143\u9023\u7d50\u6642\u8907\u96dc\u5ea6\u9ad8<\/p>\n<\/td>\n
\n\u4e2d\u7b49<\/p>\n<\/td>\n
\n\u7e7c\u627f\u6642\u8907\u96dc\u5ea6\u9ad8<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\ud83d\udd0d \u70ba\u60a8\u7684\u6280\u8853\u68e7\u9078\u64c7\u5408\u9069\u7684\u8868\u793a\u6cd5<\/h2>\n
\u4e26\u6c92\u6709\u55ae\u4e00\u7684\u300c\u6700\u4f73\u300d\u8868\u793a\u6cd5\u3002\u6b63\u78ba\u7684\u9078\u64c7\u53d6\u6c7a\u65bc\u5c08\u6848\u7684\u751f\u547d\u5468\u671f\u968e\u6bb5\u4ee5\u53ca\u6240\u6d89\u53ca\u7684\u6280\u8853\u3002<\/p>\n
\u60c5\u5883 1\uff1a\u7d14\u95dc\u4fc2\u578b\u8cc7\u6599\u5009\u5132<\/h3>\n
\u5982\u679c\u60a8\u6b63\u5728\u8a2d\u8a08\u4e00\u500b\u8cc7\u6599\u5009\u5132\u6216\u4ea4\u6613\u7cfb\u7d71\uff0c\u4e14\u91cd\u9ede\u5b8c\u5168\u653e\u5728 SQL \u8868\u683c\u548c\u67e5\u8a62\u6548\u80fd\u4e0a\uff0c\u70cf\u9d09\u8db3\u8868\u793a\u6cd5\u662f\u6700\u6709\u6548\u7387\u7684\u9078\u64c7\u3002\u5b83\u80fd\u6700\u5c0f\u5316\u8207\u7269\u4ef6\u6982\u5ff5\u76f8\u95dc\u7684\u8a8d\u77e5\u8ca0\u8377\uff0c\u4e26\u6700\u5927\u5316\u5c0d\u7d04\u675f\u689d\u4ef6\u7684\u6e05\u6670\u5ea6\u3002\u7576\u958b\u767c\u4eba\u54e1\u67e5\u770b\u70cf\u9d09\u8db3\u5716\u6642\uff0c\u4ed6\u5011\u6703\u6e05\u695a\u77e5\u9053\u8a72\u5beb\u4e0b\u54ea\u500b\u5916\u9375\u3002<\/p>\n
\n- \n
\u91cd\u9ede\uff1a<\/strong> \u8cc7\u6599\u5b8c\u6574\u6027\u548c\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<\/li>\n- \n
\u5efa\u8b70\uff1a<\/strong> \u5728\u7269\u7406\u7d50\u69cb\u5c64\u4f7f\u7528\u70cf\u9d09\u8db3\u8868\u793a\u6cd5\u3002<\/p>\n<\/li>\n<\/ul>\n\u60c5\u5883 2\uff1a\u5fae\u670d\u52d9\u8207\u9818\u57df\u9a45\u52d5\u8a2d\u8a08<\/h3>\n
\u5728\u5fae\u670d\u52d9\u67b6\u69cb\u4e2d\uff0c\u5718\u968a\u901a\u5e38\u5728\u6709\u754c\u4e0a\u4e0b\u6587\u4e2d\u904b\u4f5c\u3002UML \u985e\u5716\u5728\u6b64\u975e\u5e38\u6709\u7528\uff0c\u53ef\u7528\u4f86\u5b9a\u7fa9\u670d\u52d9\u4e4b\u9593\u7684\u754c\u9650\u3002\u5b83\u5011\u6709\u52a9\u65bc\u8996\u89ba\u5316\u4e00\u500b\u670d\u52d9\u4e2d\u7684\u5be6\u9ad4\u5982\u4f55\u8207\u53e6\u4e00\u500b\u670d\u52d9\u4e2d\u7684\u5be6\u9ad4\u76f8\u95dc\u806f\uff0c\u901a\u5e38\u900f\u904e API \u5408\u7d04\u800c\u975e\u76f4\u63a5\u7684\u8cc7\u6599\u5eab\u9023\u7d50\u3002<\/p>\n
\n- \n
\u91cd\u9ede\uff1a<\/strong> \u670d\u52d9\u754c\u9650\u8207\u7269\u4ef6\u5c0d\u61c9\u3002<\/p>\n<\/li>\n- \n
\u5efa\u8b70\uff1a<\/strong> \u4f7f\u7528UML\u5efa\u7acb\u9818\u57df\u6a21\u578b\uff0c\u7136\u5f8c\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\u4ee5\u9069\u7528\u65bc\u7279\u5b9a\u670d\u52d9\u8cc7\u6599\u5eab\u3002<\/p>\n<\/li>\n<\/ul>\n\u60c5\u5883 3\uff1a\u907a\u7559\u7cfb\u7d71\u9077\u79fb\u8207\u5be9\u8a08<\/h3>\n
\u5728\u5be9\u8a08\u73fe\u6709\u7cfb\u7d71\u6216\u5f9e\u907a\u7559\u5e73\u53f0\u9077\u79fb\u6642\uff0c\u6587\u4ef6\u4e2d\u53ef\u80fd\u6703\u51fa\u73fe\u9673\u6c0f\u7b26\u865f\u3002\u7406\u89e3\u5b83\u5c0d\u65bc\u6e96\u78ba\u9077\u79fb\u81f3\u95dc\u91cd\u8981\u3002\u4f60\u5fc5\u9808\u80fd\u5920\u5c07\u83f1\u5f62\u8207\u6a62\u5713\u91cd\u65b0\u8f49\u63db\u70ba\u73fe\u4ee3\u5316\u7684\u8cc7\u6599\u8868\u7d50\u69cb\u3002<\/p>\n
\n- \n
\u91cd\u9ede\uff1a<\/strong> \u4fdd\u7559\u696d\u52d9\u908f\u8f2f\u3002<\/p>\n<\/li>\n- \n
\u5efa\u8b70\uff1a<\/strong> \u5c07\u9673\u6c0f\u7b26\u865f\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\u4ee5\u4f9b\u5be6\u4f5c\uff0c\u4e26\u4fdd\u7559\u539f\u59cb\u9673\u6c0f\u7b26\u865f\u4f5c\u70ba\u53c3\u8003\u3002<\/p>\n<\/li>\n<\/ul>\n\ud83d\udee0\ufe0f \u8cc7\u6599\u6a21\u578b\u8a2d\u8a08\u7684\u6700\u4f73\u5be6\u52d9<\/h2>\n
\u7121\u8ad6\u9078\u64c7\u54ea\u7a2e\u7b26\u865f\u7cfb\u7d71\uff0c\u67d0\u4e9b\u539f\u5247\u90fd\u666e\u904d\u9069\u7528\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5177\u5099\u53ef\u7dad\u8b77\u6027\u8207\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n
\n- \n
\u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\uff1a<\/strong> \u4e0d\u8981\u5728\u540c\u4e00\u6587\u4ef6\u4e2d\u6df7\u7528\u4e0d\u540c\u7b26\u865f\u7cfb\u7d71\u3002\u82e5\u5f9e\u70cf\u9d09\u8db3\u7b26\u865f\u958b\u59cb\uff0c\u5c31\u61c9\u4ee5\u70cf\u9d09\u8db3\u7b26\u865f\u7d50\u675f\u3002\u4e2d\u9014\u5207\u63db\u6703\u5c0e\u81f4\u5c0d\u7279\u5b9a\u7b26\u865f\u610f\u7fa9\u7522\u751f\u6df7\u6dc6\u3002<\/p>\n<\/li>\n- \n
\u547d\u540d\u6163\u4f8b\uff1a<\/strong> \u78ba\u4fdd\u5be6\u9ad4\u8207\u5c6c\u6027\u540d\u7a31\u5728\u6574\u500b\u5716\u8868\u4e2d\u9075\u5faa\u4e00\u81f4\u7684\u86c7\u5f62\u547d\u540d\u6cd5\uff08snake_case\uff09\u6216\u99dd\u5cf0\u547d\u540d\u6cd5\uff08camelCase\uff09\u3002\u50cf\u300cData\u300d\u6216\u300cInfo\u300d\u9019\u985e\u6a21\u7cca\u7684\u540d\u7a31\u662f\u8b66\u793a\u4fe1\u865f\u3002<\/p>\n<\/li>\n- \n
\u6b63\u898f\u5316\uff1a<\/strong> \u5728\u6700\u7d42\u78ba\u5b9a\u5716\u8868\u524d\uff0c\u61c9\u5148\u5957\u7528\u6b63\u898f\u5316\u898f\u5247\uff08\u81f3\u591a\u5230\u7b2c\u4e09\u6b63\u898f\u5316\u5f62\u5f0f\u6216\u535a\u723e-\u79d1\u5fb7\u6b63\u898f\u5316\u5f62\u5f0f\uff09\u3002\u672a\u6b63\u898f\u5316\u7684\u5716\u8868\u5c07\u5c0e\u81f4\u8cc7\u6599\u5197\u9918\u8207\u66f4\u65b0\u7570\u5e38\u3002<\/p>\n<\/li>\n- \n
\u8a18\u9304\u7d04\u675f\u689d\u4ef6\uff1a<\/strong> \u660e\u78ba\u8a18\u9304\u552f\u4e00\u6027\u7d04\u675f\u8207\u6aa2\u67e5\u7d04\u675f\u3002\u8996\u89ba\u7b26\u865f\u50c5\u986f\u793a\u95dc\u4fc2\uff0c\u4f46\u6587\u5b57\u8a3b\u89e3\u901a\u5e38\u80fd\u66f4\u6e05\u695a\u5730\u95e1\u660e\u696d\u52d9\u898f\u5247\u3002<\/p>\n<\/li>\n- \n
\u7248\u672c\u63a7\u5236\uff1a<\/strong> \u5c07\u5be6\u9ad4\u95dc\u4fc2\u5716\u8996\u70ba\u7a0b\u5f0f\u78bc\u3002\u5c07\u5176\u5132\u5b58\u5728\u4f60\u7684\u7248\u672c\u63a7\u5236\u7cfb\u7d71\u4e2d\u3002\u8cc7\u6599\u7d50\u69cb\u7684\u8b8a\u66f4\u61c9\u5982\u540c\u7a0b\u5f0f\u78bc\u8b8a\u66f4\u4e00\u6a23\u7d93\u904e\u5be9\u67e5\u3002<\/p>\n<\/li>\n<\/ul>\n\ud83d\udeab \u61c9\u907f\u514d\u7684\u5e38\u898b\u9677\u9631<\/h2>\n
\u5373\u4f7f\u7d93\u9a57\u8c50\u5bcc\u7684\u67b6\u69cb\u5e2b\u5728\u8996\u89ba\u5316\u8cc7\u6599\u7d50\u69cb\u6642\u4e5f\u6703\u72af\u932f\u3002\u4e86\u89e3\u9019\u4e9b\u5e38\u898b\u932f\u8aa4\u53ef\u5927\u5e45\u7bc0\u7701\u958b\u767c\u671f\u9593\u7684\u6642\u9593\u3002<\/p>\n
1. \u5ffd\u7565\u53ef\u7a7a\u6027<\/h3>\n
\u6c92\u6709\u5713\u5708\u6216\u6a6b\u7dda\u7684\u95dc\u4fc2\u7dda\u8868\u793a\u9810\u8a2d\u503c\uff0c\u800c\u6b64\u9810\u8a2d\u503c\u4f9d\u5de5\u5177\u800c\u7570\u3002\u52d9\u5fc5\u660e\u78ba\u6307\u51fa\u5916\u9375\u662f\u5426\u53ef\u70ba\u7a7a\u503c\u3002\u5728\u70cf\u9d09\u8db3\u7b26\u865f\u4e2d\uff0c\u9019\u662f\u4e00\u500b\u5713\u5708\uff1b\u5728UML\u4e2d\uff0c\u5247\u662f 0..1 \u7684\u591a\u91cd\u6027\u3002\u5047\u8a2d\u662f\u6975\u5177\u5371\u96aa\u7684\u7fd2\u6163\u3002<\/p>\n
2. \u904e\u5ea6\u5efa\u6a21\u4e09\u5143\u95dc\u4fc2<\/h3>\n
\u96d6\u7136\u9673\u6c0f\u7b26\u865f\u80fd\u826f\u597d\u8655\u7406\u4e09\u5143\u95dc\u4fc2\uff0c\u4f46\u95dc\u4fc2\u578b\u8cc7\u6599\u5eab\u4e26\u672a\u539f\u751f\u652f\u63f4\u6b64\u985e\u95dc\u4fc2\u3002\u4e09\u5f35\u8868\u683c\u4e4b\u9593\u7684\u95dc\u4fc2\u901a\u5e38\u9700\u8981\u62c6\u89e3\u70ba\u4e8c\u5143\u95dc\u4fc2\u6216\u5efa\u7acb\u95dc\u806f\u5be6\u9ad4\u3002\u76f4\u63a5\u5efa\u6a21\u4e09\u5411\u9023\u7d50\u53ef\u80fd\u5c0e\u81f4\u5be6\u4f5c\u4e0a\u7684\u56f0\u64fe\u3002<\/p>\n
3. \u6df7\u6dc6\u805a\u5408\u8207\u7d44\u5408<\/h3>\n
\u5728UML\u4e2d\uff0c\u7a7a\u5fc3\u83f1\u5f62\u8207\u5be6\u5fc3\u83f1\u5f62\u7684\u5dee\u7570\u81f3\u95dc\u91cd\u8981\u3002\u7a7a\u5fc3\u83f1\u5f62\u8868\u793a\u5b50\u7269\u4ef6\u53ef\u7368\u7acb\u65bc\u7236\u7269\u4ef6\u5b58\u5728\uff1b\u5be6\u5fc3\u83f1\u5f62\u5247\u8868\u793a\u5b50\u7269\u4ef6\u7121\u6cd5\u7368\u7acb\u5b58\u5728\u3002\u6df7\u6dc6\u5169\u8005\u53ef\u80fd\u5c0e\u81f4\u8cc7\u6599\u5b64\u5152\u554f\u984c\uff0c\u4f7f\u5b50\u8a18\u9304\u88ab\u932f\u8aa4\u522a\u9664\u6216\u672a\u6b63\u78ba\u6301\u4e45\u5316\u3002<\/p>\n
4. \u9806\u5411\u4f9d\u8cf4<\/h3>\n
\u7576\u8cc7\u6599\u8868A\u5f15\u7528\u8cc7\u6599\u8868B\uff0c\u800c\u8cc7\u6599\u8868B\u53c8\u5f15\u7528\u8cc7\u6599\u8868A\u6642\uff0c\u5c31\u6703\u7522\u751f\u5faa\u74b0\u5f15\u7528\u3002\u96d6\u7136\u6709\u6642\u662f\u5408\u7406\u7684\uff08\u4f8b\u5982\u968e\u5c64\u7d50\u69cb\uff09\uff0c\u4f46\u9019\u6703\u4f7f\u5099\u4efd\u8207\u9084\u539f\u8b8a\u5f97\u8907\u96dc\u3002\u52d9\u5fc5\u78ba\u4fdd\u5716\u8868\u660e\u78ba\u6a19\u793a\u4f9d\u8cf4\u65b9\u5411\uff0c\u4ee5\u907f\u514d\u5efa\u7acb\u9806\u5e8f\u932f\u8aa4\u3002<\/p>\n
5. \u5ffd\u7565\u8edf\u522a\u9664<\/h3>\n
\u73fe\u4ee3\u7cfb\u7d71\u901a\u5e38\u9700\u8981\u4f7f\u7528\u8edf\u522a\u9664\uff08\u5c07\u67d0\u4e00\u884c\u6a19\u8a18\u70ba\u975e\u6d3b\u8e8d\u72c0\u614b\uff0c\u800c\u975e\u76f4\u63a5\u79fb\u9664\uff09\u3002\u5716\u8868\u61c9\u660e\u78ba\u6a19\u793a `deleted_at` \u6216 `is_active` \u6b04\u4f4d\u7684\u4f4d\u7f6e\u3002\u9019\u662f\u4e00\u7a2e\u908f\u8f2f\u4e0a\u7684\u8b8a\u66f4\uff0c\u6703\u5f71\u97ff\u5230\u7269\u7406\u8cc7\u6599\u7d50\u69cb\u3002<\/p>\n
\ud83d\udd04 \u4e0d\u540c\u7b26\u865f\u7cfb\u7d71\u4e4b\u9593\u7684\u8f49\u63db<\/h2>\n
\u5c08\u6848\u901a\u5e38\u6703\u4ee5\u9673\u6c0f\u7b26\u865f\u9032\u884c\u9ad8\u968e\u898f\u5283\uff0c\u4e26\u4ee5\u70cf\u9d09\u8db3\u7b26\u865f\u5b8c\u6210\u5be6\u4f5c\u3002\u7406\u89e3\u5169\u8005\u4e4b\u9593\u7684\u5c0d\u61c9\u95dc\u4fc2\uff0c\u53ef\u78ba\u4fdd\u5728\u8f49\u63db\u904e\u7a0b\u4e2d\u8cc7\u6599\u5b8c\u6574\u6027\u5f97\u4ee5\u7dad\u6301\u3002<\/p>\n
\n- \n
\u9673\u6c0f\u7b26\u865f\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\uff1a<\/strong>\u5c07\u83f1\u5f62\u8f49\u63db\u70ba\u76f4\u7dda\u3002\u5c07\u6a19\u7c64\uff081, N\uff09\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\u3002\u6839\u64da\u539f\u59cb\u8a2d\u8a08\u6240\u96b1\u542b\u7684\u696d\u52d9\u898f\u5247\uff0c\u52a0\u4e0a\u6a21\u614b\u689d\u72c0\/\u5713\u5f62\u7b26\u865f\u3002<\/p>\n<\/li>\n- \n
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\u4e00\u689d\u7c21\u55ae\u7684\u7dda\u3002\u8868\u793a\u95dc\u4fc2\u5b58\u5728\u3002<\/p>\n<\/li>\n \u805a\u5408\uff1a<\/strong> \u4e00\u7aef\u70ba\u7a7a\u5fc3\u83f1\u5f62\u3002\u8868\u793a\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u90e8\u5206\u53ef\u7368\u7acb\u5b58\u5728\u3002<\/p>\n<\/li>\n \u7d44\u6210\uff1a<\/strong>\u5be6\u5fc3\u83f1\u5f62\u3002\u8868\u793a\u56b4\u683c\u7684\u751f\u547d\u9031\u671f\u4f9d\u8cf4\u95dc\u4fc2\uff1b\u5982\u679c\u6574\u9ad4\u6d88\u4ea1\uff0c\u90e8\u5206\u4e5f\u6703\u96a8\u4e4b\u6d88\u4ea1\u3002<\/p>\n<\/li>\n \u591a\u91cd\u6027\uff1a<\/strong>\u6578\u5b57\u653e\u7f6e\u65bc\u7dda\u689d\u672b\u7aef\u9644\u8fd1\uff08\u4f8b\u5982 0..1\u30011..*\u30010..*\uff09\u3002\u9019\u5728\u529f\u80fd\u4e0a\u985e\u4f3c\u65bc\u70cf\u9d09\u8db3\u7b26\u865f\uff0c\u4f46\u4f7f\u7528\u6578\u5b78\u7b26\u865f\u8868\u793a\u3002<\/p>\n<\/li>\n<\/ul>\n \u7576\u8cc7\u6599\u5eab\u4e26\u975e\u552f\u4e00\u91cd\u9ede\u6642\uff0cUML \u985e\u5716\u81f3\u95dc\u91cd\u8981\u3002\u5b83\u5011\u662f\u5f8c\u7aef\u7a0b\u5f0f\u78bc\u8207\u6301\u4e45\u5316\u5132\u5b58\u5c64\u4e4b\u9593\u7684\u9023\u7d50\u7d44\u4ef6\u3002<\/p>\n ORM \u6620\u5c04\uff1a<\/strong>\u7269\u4ef6\u95dc\u806f\u6620\u5c04\u5668\uff08ORM\uff09\u9ad8\u5ea6\u4f9d\u8cf4 UML \u98a8\u683c\u7684\u95dc\u4fc2\uff0c\u4ee5\u7406\u89e3\u5982\u4f55\u5c07\u985e\u5225\u5c0d\u61c9\u5230\u8cc7\u6599\u8868\u3002<\/p>\n<\/li>\n \u5168\u68e7\u67b6\u69cb\uff1a<\/strong> \u7576\u524d\u7aef\u3001\u5f8c\u7aef\u8207\u8cc7\u6599\u5eab\u5718\u968a\u9700\u8981\u5728\u8cc7\u6599\u7d50\u69cb\u4e0a\u9054\u6210\u5171\u8b58\u6642\uff0cUML \u63d0\u4f9b\u4e86\u5171\u540c\u7684\u8853\u8a9e\u3002<\/p>\n<\/li>\n \u8907\u96dc\u95dc\u4fc2\uff1a<\/strong> UML \u5728\u8655\u7406\u7e7c\u627f\u3001\u6cdb\u5316\u8207\u4ecb\u9762\u5be6\u4f5c\u65b9\u9762\uff0c\u512a\u65bc\u7d14\u7cb9\u7684\u95dc\u4fc2\u5f0f\u8868\u793a\u6cd5\u3002<\/p>\n<\/li>\n<\/ul>\n \u7f3a\u9ede\u662f\u5197\u9577\u3002Crow\u2019s Foot \u4e2d\u4e00\u500b\u7c21\u55ae\u7684\u8cc7\u6599\u8868\u95dc\u4fc2\uff0c\u53ef\u80fd\u5728 UML \u4e2d\u9700\u8981\u8907\u96dc\u7684\u985e\u5225\u5b9a\u7fa9\uff0c\u5305\u542b\u5c0d\u8cc7\u6599\u5eab\u672c\u8eab\u7121\u95dc\u7684\u65b9\u6cd5\u8207\u5c6c\u6027\u3002\u82e5\u50c5\u7528\u65bc\u7d50\u69cb\u5716\u751f\u6210\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u6df7\u6dc6\u3002<\/p>\n \u70ba\u4f7f\u6c7a\u7b56\u66f4\u7c21\u55ae\uff0c\u4ee5\u4e0b\u662f\u9019\u4e9b\u7b26\u865f\u5728\u8655\u7406\u7279\u5b9a\u5efa\u6a21\u60c5\u5883\u6642\u7684\u5206\u6790\u3002<\/p>\n \u529f\u80fd<\/p>\n<\/th>\n \u9673\u6c0f\u7b26\u865f<\/p>\n<\/th>\n \u70cf\u9d09\u8db3\u7b26\u865f<\/p>\n<\/th>\n UML \u985e\u5716<\/p>\n<\/th>\n<\/tr>\n \u4e3b\u8981\u4f7f\u7528\u8005<\/strong><\/p>\n<\/td>\n \u696d\u52d9\u5206\u6790\u5e2b\u3001\u5b78\u8853\u754c\u4eba\u58eb<\/p>\n<\/td>\n \u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\u3001\u5f8c\u7aef\u5de5\u7a0b\u5e2b<\/p>\n<\/td>\n \u5168\u68e7\u958b\u767c\u8005\u3001\u67b6\u69cb\u5e2b<\/p>\n<\/td>\n<\/tr>\n \u5be6\u9ad4\u8868\u793a<\/strong><\/p>\n<\/td>\n \u77e9\u5f62<\/p>\n<\/td>\n \u77e9\u5f62\uff08\u8cc7\u6599\u8868\uff09<\/p>\n<\/td>\n \u985e\u5225\u65b9\u6846\uff08\u540d\u7a31\uff0f\u5c6c\u6027\uff0f\u65b9\u6cd5\uff09<\/p>\n<\/td>\n<\/tr>\n \u95dc\u4fc2\u8868\u793a<\/strong><\/p>\n<\/td>\n \u83f1\u5f62<\/p>\n<\/td>\n \u5e36\u7b26\u865f\u7684\u7dda\u689d<\/p>\n<\/td>\n \u5e36\u7bad\u982d\/\u83f1\u5f62\u7684\u7dda\u689d<\/p>\n<\/td>\n<\/tr>\n \u57fa\u6578\u8868\u793a\u6cd5<\/strong><\/p>\n<\/td>\n \u6a19\u7c64\uff081, N, M\uff09<\/p>\n<\/td>\n \u70cf\u9d09\u8db3 + \u6a6b\u7dda\/\u5713\u5708<\/p>\n<\/td>\n \u6578\u5b78\u8868\u793a\u6cd5\uff080..1, *\uff09<\/p>\n<\/td>\n<\/tr>\n \u53ef\u7a7a\u6027\u6307\u793a<\/strong><\/p>\n<\/td>\n \u96b1\u542b\u6216\u6587\u5b57<\/p>\n<\/td>\n \u660e\u78ba\uff08\u5713\u5708 = \u53ef\u9078\uff09<\/p>\n<\/td>\n \u660e\u78ba\uff08\u591a\u91cd\u6027\uff09<\/p>\n<\/td>\n<\/tr>\n \u6700\u9069\u5408<\/strong><\/p>\n<\/td>\n \u6982\u5ff5\u6a21\u578b<\/p>\n<\/td>\n \u908f\u8f2f\/\u7269\u7406\u6a21\u578b<\/p>\n<\/td>\n \u5be6\u73fe\u6a21\u578b<\/p>\n<\/td>\n<\/tr>\n \u8907\u96dc\u5ea6<\/strong><\/p>\n<\/td>\n \u4e09\u5143\u9023\u7d50\u6642\u8907\u96dc\u5ea6\u9ad8<\/p>\n<\/td>\n \u4e2d\u7b49<\/p>\n<\/td>\n \u7e7c\u627f\u6642\u8907\u96dc\u5ea6\u9ad8<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u4e26\u6c92\u6709\u55ae\u4e00\u7684\u300c\u6700\u4f73\u300d\u8868\u793a\u6cd5\u3002\u6b63\u78ba\u7684\u9078\u64c7\u53d6\u6c7a\u65bc\u5c08\u6848\u7684\u751f\u547d\u5468\u671f\u968e\u6bb5\u4ee5\u53ca\u6240\u6d89\u53ca\u7684\u6280\u8853\u3002<\/p>\n \u5982\u679c\u60a8\u6b63\u5728\u8a2d\u8a08\u4e00\u500b\u8cc7\u6599\u5009\u5132\u6216\u4ea4\u6613\u7cfb\u7d71\uff0c\u4e14\u91cd\u9ede\u5b8c\u5168\u653e\u5728 SQL \u8868\u683c\u548c\u67e5\u8a62\u6548\u80fd\u4e0a\uff0c\u70cf\u9d09\u8db3\u8868\u793a\u6cd5\u662f\u6700\u6709\u6548\u7387\u7684\u9078\u64c7\u3002\u5b83\u80fd\u6700\u5c0f\u5316\u8207\u7269\u4ef6\u6982\u5ff5\u76f8\u95dc\u7684\u8a8d\u77e5\u8ca0\u8377\uff0c\u4e26\u6700\u5927\u5316\u5c0d\u7d04\u675f\u689d\u4ef6\u7684\u6e05\u6670\u5ea6\u3002\u7576\u958b\u767c\u4eba\u54e1\u67e5\u770b\u70cf\u9d09\u8db3\u5716\u6642\uff0c\u4ed6\u5011\u6703\u6e05\u695a\u77e5\u9053\u8a72\u5beb\u4e0b\u54ea\u500b\u5916\u9375\u3002<\/p>\n \u91cd\u9ede\uff1a<\/strong> \u8cc7\u6599\u5b8c\u6574\u6027\u548c\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<\/li>\n \u5efa\u8b70\uff1a<\/strong> \u5728\u7269\u7406\u7d50\u69cb\u5c64\u4f7f\u7528\u70cf\u9d09\u8db3\u8868\u793a\u6cd5\u3002<\/p>\n<\/li>\n<\/ul>\n \u5728\u5fae\u670d\u52d9\u67b6\u69cb\u4e2d\uff0c\u5718\u968a\u901a\u5e38\u5728\u6709\u754c\u4e0a\u4e0b\u6587\u4e2d\u904b\u4f5c\u3002UML \u985e\u5716\u5728\u6b64\u975e\u5e38\u6709\u7528\uff0c\u53ef\u7528\u4f86\u5b9a\u7fa9\u670d\u52d9\u4e4b\u9593\u7684\u754c\u9650\u3002\u5b83\u5011\u6709\u52a9\u65bc\u8996\u89ba\u5316\u4e00\u500b\u670d\u52d9\u4e2d\u7684\u5be6\u9ad4\u5982\u4f55\u8207\u53e6\u4e00\u500b\u670d\u52d9\u4e2d\u7684\u5be6\u9ad4\u76f8\u95dc\u806f\uff0c\u901a\u5e38\u900f\u904e API \u5408\u7d04\u800c\u975e\u76f4\u63a5\u7684\u8cc7\u6599\u5eab\u9023\u7d50\u3002<\/p>\n \u91cd\u9ede\uff1a<\/strong> \u670d\u52d9\u754c\u9650\u8207\u7269\u4ef6\u5c0d\u61c9\u3002<\/p>\n<\/li>\n \u5efa\u8b70\uff1a<\/strong> \u4f7f\u7528UML\u5efa\u7acb\u9818\u57df\u6a21\u578b\uff0c\u7136\u5f8c\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\u4ee5\u9069\u7528\u65bc\u7279\u5b9a\u670d\u52d9\u8cc7\u6599\u5eab\u3002<\/p>\n<\/li>\n<\/ul>\n \u5728\u5be9\u8a08\u73fe\u6709\u7cfb\u7d71\u6216\u5f9e\u907a\u7559\u5e73\u53f0\u9077\u79fb\u6642\uff0c\u6587\u4ef6\u4e2d\u53ef\u80fd\u6703\u51fa\u73fe\u9673\u6c0f\u7b26\u865f\u3002\u7406\u89e3\u5b83\u5c0d\u65bc\u6e96\u78ba\u9077\u79fb\u81f3\u95dc\u91cd\u8981\u3002\u4f60\u5fc5\u9808\u80fd\u5920\u5c07\u83f1\u5f62\u8207\u6a62\u5713\u91cd\u65b0\u8f49\u63db\u70ba\u73fe\u4ee3\u5316\u7684\u8cc7\u6599\u8868\u7d50\u69cb\u3002<\/p>\n \u91cd\u9ede\uff1a<\/strong> \u4fdd\u7559\u696d\u52d9\u908f\u8f2f\u3002<\/p>\n<\/li>\n \u5efa\u8b70\uff1a<\/strong> \u5c07\u9673\u6c0f\u7b26\u865f\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\u4ee5\u4f9b\u5be6\u4f5c\uff0c\u4e26\u4fdd\u7559\u539f\u59cb\u9673\u6c0f\u7b26\u865f\u4f5c\u70ba\u53c3\u8003\u3002<\/p>\n<\/li>\n<\/ul>\n \u7121\u8ad6\u9078\u64c7\u54ea\u7a2e\u7b26\u865f\u7cfb\u7d71\uff0c\u67d0\u4e9b\u539f\u5247\u90fd\u666e\u904d\u9069\u7528\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5177\u5099\u53ef\u7dad\u8b77\u6027\u8207\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n \u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\uff1a<\/strong> \u4e0d\u8981\u5728\u540c\u4e00\u6587\u4ef6\u4e2d\u6df7\u7528\u4e0d\u540c\u7b26\u865f\u7cfb\u7d71\u3002\u82e5\u5f9e\u70cf\u9d09\u8db3\u7b26\u865f\u958b\u59cb\uff0c\u5c31\u61c9\u4ee5\u70cf\u9d09\u8db3\u7b26\u865f\u7d50\u675f\u3002\u4e2d\u9014\u5207\u63db\u6703\u5c0e\u81f4\u5c0d\u7279\u5b9a\u7b26\u865f\u610f\u7fa9\u7522\u751f\u6df7\u6dc6\u3002<\/p>\n<\/li>\n \u547d\u540d\u6163\u4f8b\uff1a<\/strong> \u78ba\u4fdd\u5be6\u9ad4\u8207\u5c6c\u6027\u540d\u7a31\u5728\u6574\u500b\u5716\u8868\u4e2d\u9075\u5faa\u4e00\u81f4\u7684\u86c7\u5f62\u547d\u540d\u6cd5\uff08snake_case\uff09\u6216\u99dd\u5cf0\u547d\u540d\u6cd5\uff08camelCase\uff09\u3002\u50cf\u300cData\u300d\u6216\u300cInfo\u300d\u9019\u985e\u6a21\u7cca\u7684\u540d\u7a31\u662f\u8b66\u793a\u4fe1\u865f\u3002<\/p>\n<\/li>\n \u6b63\u898f\u5316\uff1a<\/strong> \u5728\u6700\u7d42\u78ba\u5b9a\u5716\u8868\u524d\uff0c\u61c9\u5148\u5957\u7528\u6b63\u898f\u5316\u898f\u5247\uff08\u81f3\u591a\u5230\u7b2c\u4e09\u6b63\u898f\u5316\u5f62\u5f0f\u6216\u535a\u723e-\u79d1\u5fb7\u6b63\u898f\u5316\u5f62\u5f0f\uff09\u3002\u672a\u6b63\u898f\u5316\u7684\u5716\u8868\u5c07\u5c0e\u81f4\u8cc7\u6599\u5197\u9918\u8207\u66f4\u65b0\u7570\u5e38\u3002<\/p>\n<\/li>\n \u8a18\u9304\u7d04\u675f\u689d\u4ef6\uff1a<\/strong> \u660e\u78ba\u8a18\u9304\u552f\u4e00\u6027\u7d04\u675f\u8207\u6aa2\u67e5\u7d04\u675f\u3002\u8996\u89ba\u7b26\u865f\u50c5\u986f\u793a\u95dc\u4fc2\uff0c\u4f46\u6587\u5b57\u8a3b\u89e3\u901a\u5e38\u80fd\u66f4\u6e05\u695a\u5730\u95e1\u660e\u696d\u52d9\u898f\u5247\u3002<\/p>\n<\/li>\n \u7248\u672c\u63a7\u5236\uff1a<\/strong> \u5c07\u5be6\u9ad4\u95dc\u4fc2\u5716\u8996\u70ba\u7a0b\u5f0f\u78bc\u3002\u5c07\u5176\u5132\u5b58\u5728\u4f60\u7684\u7248\u672c\u63a7\u5236\u7cfb\u7d71\u4e2d\u3002\u8cc7\u6599\u7d50\u69cb\u7684\u8b8a\u66f4\u61c9\u5982\u540c\u7a0b\u5f0f\u78bc\u8b8a\u66f4\u4e00\u6a23\u7d93\u904e\u5be9\u67e5\u3002<\/p>\n<\/li>\n<\/ul>\n \u5373\u4f7f\u7d93\u9a57\u8c50\u5bcc\u7684\u67b6\u69cb\u5e2b\u5728\u8996\u89ba\u5316\u8cc7\u6599\u7d50\u69cb\u6642\u4e5f\u6703\u72af\u932f\u3002\u4e86\u89e3\u9019\u4e9b\u5e38\u898b\u932f\u8aa4\u53ef\u5927\u5e45\u7bc0\u7701\u958b\u767c\u671f\u9593\u7684\u6642\u9593\u3002<\/p>\n \u6c92\u6709\u5713\u5708\u6216\u6a6b\u7dda\u7684\u95dc\u4fc2\u7dda\u8868\u793a\u9810\u8a2d\u503c\uff0c\u800c\u6b64\u9810\u8a2d\u503c\u4f9d\u5de5\u5177\u800c\u7570\u3002\u52d9\u5fc5\u660e\u78ba\u6307\u51fa\u5916\u9375\u662f\u5426\u53ef\u70ba\u7a7a\u503c\u3002\u5728\u70cf\u9d09\u8db3\u7b26\u865f\u4e2d\uff0c\u9019\u662f\u4e00\u500b\u5713\u5708\uff1b\u5728UML\u4e2d\uff0c\u5247\u662f 0..1 \u7684\u591a\u91cd\u6027\u3002\u5047\u8a2d\u662f\u6975\u5177\u5371\u96aa\u7684\u7fd2\u6163\u3002<\/p>\n \u96d6\u7136\u9673\u6c0f\u7b26\u865f\u80fd\u826f\u597d\u8655\u7406\u4e09\u5143\u95dc\u4fc2\uff0c\u4f46\u95dc\u4fc2\u578b\u8cc7\u6599\u5eab\u4e26\u672a\u539f\u751f\u652f\u63f4\u6b64\u985e\u95dc\u4fc2\u3002\u4e09\u5f35\u8868\u683c\u4e4b\u9593\u7684\u95dc\u4fc2\u901a\u5e38\u9700\u8981\u62c6\u89e3\u70ba\u4e8c\u5143\u95dc\u4fc2\u6216\u5efa\u7acb\u95dc\u806f\u5be6\u9ad4\u3002\u76f4\u63a5\u5efa\u6a21\u4e09\u5411\u9023\u7d50\u53ef\u80fd\u5c0e\u81f4\u5be6\u4f5c\u4e0a\u7684\u56f0\u64fe\u3002<\/p>\n \u5728UML\u4e2d\uff0c\u7a7a\u5fc3\u83f1\u5f62\u8207\u5be6\u5fc3\u83f1\u5f62\u7684\u5dee\u7570\u81f3\u95dc\u91cd\u8981\u3002\u7a7a\u5fc3\u83f1\u5f62\u8868\u793a\u5b50\u7269\u4ef6\u53ef\u7368\u7acb\u65bc\u7236\u7269\u4ef6\u5b58\u5728\uff1b\u5be6\u5fc3\u83f1\u5f62\u5247\u8868\u793a\u5b50\u7269\u4ef6\u7121\u6cd5\u7368\u7acb\u5b58\u5728\u3002\u6df7\u6dc6\u5169\u8005\u53ef\u80fd\u5c0e\u81f4\u8cc7\u6599\u5b64\u5152\u554f\u984c\uff0c\u4f7f\u5b50\u8a18\u9304\u88ab\u932f\u8aa4\u522a\u9664\u6216\u672a\u6b63\u78ba\u6301\u4e45\u5316\u3002<\/p>\n \u7576\u8cc7\u6599\u8868A\u5f15\u7528\u8cc7\u6599\u8868B\uff0c\u800c\u8cc7\u6599\u8868B\u53c8\u5f15\u7528\u8cc7\u6599\u8868A\u6642\uff0c\u5c31\u6703\u7522\u751f\u5faa\u74b0\u5f15\u7528\u3002\u96d6\u7136\u6709\u6642\u662f\u5408\u7406\u7684\uff08\u4f8b\u5982\u968e\u5c64\u7d50\u69cb\uff09\uff0c\u4f46\u9019\u6703\u4f7f\u5099\u4efd\u8207\u9084\u539f\u8b8a\u5f97\u8907\u96dc\u3002\u52d9\u5fc5\u78ba\u4fdd\u5716\u8868\u660e\u78ba\u6a19\u793a\u4f9d\u8cf4\u65b9\u5411\uff0c\u4ee5\u907f\u514d\u5efa\u7acb\u9806\u5e8f\u932f\u8aa4\u3002<\/p>\n \u73fe\u4ee3\u7cfb\u7d71\u901a\u5e38\u9700\u8981\u4f7f\u7528\u8edf\u522a\u9664\uff08\u5c07\u67d0\u4e00\u884c\u6a19\u8a18\u70ba\u975e\u6d3b\u8e8d\u72c0\u614b\uff0c\u800c\u975e\u76f4\u63a5\u79fb\u9664\uff09\u3002\u5716\u8868\u61c9\u660e\u78ba\u6a19\u793a `deleted_at` \u6216 `is_active` \u6b04\u4f4d\u7684\u4f4d\u7f6e\u3002\u9019\u662f\u4e00\u7a2e\u908f\u8f2f\u4e0a\u7684\u8b8a\u66f4\uff0c\u6703\u5f71\u97ff\u5230\u7269\u7406\u8cc7\u6599\u7d50\u69cb\u3002<\/p>\n \u5c08\u6848\u901a\u5e38\u6703\u4ee5\u9673\u6c0f\u7b26\u865f\u9032\u884c\u9ad8\u968e\u898f\u5283\uff0c\u4e26\u4ee5\u70cf\u9d09\u8db3\u7b26\u865f\u5b8c\u6210\u5be6\u4f5c\u3002\u7406\u89e3\u5169\u8005\u4e4b\u9593\u7684\u5c0d\u61c9\u95dc\u4fc2\uff0c\u53ef\u78ba\u4fdd\u5728\u8f49\u63db\u904e\u7a0b\u4e2d\u8cc7\u6599\u5b8c\u6574\u6027\u5f97\u4ee5\u7dad\u6301\u3002<\/p>\n \u9673\u6c0f\u7b26\u865f\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\uff1a<\/strong>\u5c07\u83f1\u5f62\u8f49\u63db\u70ba\u76f4\u7dda\u3002\u5c07\u6a19\u7c64\uff081, N\uff09\u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\u3002\u6839\u64da\u539f\u59cb\u8a2d\u8a08\u6240\u96b1\u542b\u7684\u696d\u52d9\u898f\u5247\uff0c\u52a0\u4e0a\u6a21\u614b\u689d\u72c0\/\u5713\u5f62\u7b26\u865f\u3002<\/p>\n<\/li>\n UML \u8f49\u63db\u70ba\u70cf\u9d09\u8db3\u7b26\u865f\uff1a<\/strong>\u79fb\u9664\u985e\u5225\u7684\u64cd\u4f5c\uff08\u65b9\u6cd5\uff09\u3002\u5c07\u805a\u5408\/\u7d44\u5408\u7684\u7dda\u689d\u7c21\u5316\u70ba\u6a19\u6e96\u7684\u5916\u9375\u3002\u8abf\u6574\u591a\u91cd\u6027\u7b26\u865f\uff0c\u4f7f\u5176\u8207\u70cf\u9d09\u8db3\u7b26\u865f\u4e00\u81f4\u3002<\/p>\n<\/li>\n \u70cf\u9d09\u8db3\u7b26\u865f\u8f49\u63db\u70ba UML\uff1a<\/strong>\u65b0\u589e\u985e\u5225\u6846\u7d50\u69cb\u3002\u5c07\u95dc\u4fc2\u7dda\u8f49\u63db\u70ba\u95dc\u806f\u7bad\u982d\u3002\u6839\u64da\u8cc7\u6599\u7684\u751f\u547d\u5468\u671f\uff0c\u5224\u65b7\u8a72\u95dc\u4fc2\u662f\u805a\u5408\u9084\u662f\u7d44\u5408\u3002<\/p>\n<\/li>\n<\/ul>\n \u7b26\u865f\u7684\u9078\u64c7\u4e0d\u50c5\u50c5\u662f\u7f8e\u5b78\u554f\u984c\uff1b\u5b83\u662f\u4e00\u7a2e\u6e9d\u901a\u5de5\u5177\uff0c\u6c7a\u5b9a\u4e86\u8cc7\u6599\u5eab\u5982\u4f55\u88ab\u7406\u89e3\u8207\u5efa\u69cb\u3002\u9673\u6c0f\u7b26\u865f\u63d0\u4f9b\u6982\u5ff5\u4e0a\u7684\u6e05\u6670\u6027\uff0c\u70cf\u9d09\u8db3\u7b26\u865f\u5e36\u4f86\u95dc\u4fc2\u5f0f\u7684\u7cbe\u78ba\u6027\uff0c\u800c UML \u5247\u5be6\u73fe\u7269\u4ef6\u5c0e\u5411\u7684\u6574\u5408\u3002<\/p>\n \u900f\u904e\u9078\u64c7\u7b26\u5408\u5718\u968a\u5c08\u696d\u80fd\u529b\u8207\u7cfb\u7d71\u67b6\u69cb\u7684\u7b26\u865f\uff0c\u53ef\u964d\u4f4e\u6e9d\u901a\u8aa4\u89e3\u7684\u98a8\u96aa\u3002\u4e00\u4efd\u826f\u597d\u7684\u6587\u4ef6\u5316\u8cc7\u6599\u7d50\u69cb\uff0c\u5373\u662f\u8cc7\u6599\u8207\u61c9\u7528\u7a0b\u5f0f\u4e4b\u9593\u7684\u5951\u7d04\u3002\u7121\u8ad6\u4f60\u7e6a\u88fd\u7684\u662f\u83f1\u5f62\u3001\u70cf\u9d09\u8db3\uff0c\u9084\u662f\u985e\u5225\u6846\uff0c\u76ee\u6a19\u59cb\u7d42\u4e00\u81f4\uff1a\u70ba\u4f60\u7684\u8cc7\u6599\u5efa\u7acb\u7a69\u56fa\u7684\u57fa\u790e\u3002<\/p>\n 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\n
\ud83e\uddb5 \u9d3f\u5b50\u8173\u8a18\u865f\uff1a\u95dc\u4fc2\u5f0f\u6a19\u6e96<\/h2>\n
\u6838\u5fc3\u8a9e\u6cd5\u8207\u8996\u89ba\u5143\u7d20<\/h3>\n
\n
\u512a\u52e2\u8207\u4f7f\u7528\u60c5\u5883<\/h3>\n
\n
\ud83d\udcd0 UML \u985e\u5716\uff1a\u7269\u4ef6\u5c0e\u5411\u7684\u6a4b\u6a11<\/h2>\n
\u6838\u5fc3\u8a9e\u6cd5\u8207\u8996\u89ba\u5143\u7d20<\/h3>\n
\n
\u512a\u52e2\u8207\u4f7f\u7528\u60c5\u5883<\/h3>\n
\n
\ud83d\udcca \u5074\u908a\u5c0d\u6bd4<\/h2>\n
\n
\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \ud83d\udd0d \u70ba\u60a8\u7684\u6280\u8853\u68e7\u9078\u64c7\u5408\u9069\u7684\u8868\u793a\u6cd5<\/h2>\n
\u60c5\u5883 1\uff1a\u7d14\u95dc\u4fc2\u578b\u8cc7\u6599\u5009\u5132<\/h3>\n
\n
\u60c5\u5883 2\uff1a\u5fae\u670d\u52d9\u8207\u9818\u57df\u9a45\u52d5\u8a2d\u8a08<\/h3>\n
\n
\u60c5\u5883 3\uff1a\u907a\u7559\u7cfb\u7d71\u9077\u79fb\u8207\u5be9\u8a08<\/h3>\n
\n
\ud83d\udee0\ufe0f \u8cc7\u6599\u6a21\u578b\u8a2d\u8a08\u7684\u6700\u4f73\u5be6\u52d9<\/h2>\n
\n
\ud83d\udeab \u61c9\u907f\u514d\u7684\u5e38\u898b\u9677\u9631<\/h2>\n
1. \u5ffd\u7565\u53ef\u7a7a\u6027<\/h3>\n
2. \u904e\u5ea6\u5efa\u6a21\u4e09\u5143\u95dc\u4fc2<\/h3>\n
3. \u6df7\u6dc6\u805a\u5408\u8207\u7d44\u5408<\/h3>\n
4. \u9806\u5411\u4f9d\u8cf4<\/h3>\n
5. \u5ffd\u7565\u8edf\u522a\u9664<\/h3>\n
\ud83d\udd04 \u4e0d\u540c\u7b26\u865f\u7cfb\u7d71\u4e4b\u9593\u7684\u8f49\u63db<\/h2>\n
\n
\ud83d\udcdd \u8cc7\u6599\u6a21\u578b\u8a2d\u8a08\u7684\u6700\u7d42\u601d\u8003<\/h2>\n