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

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    \n
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    \u4e3a\u4f55\u5171\u4eab\u6570\u636e\u5e93\u4f1a\u5931\u8d25<\/h3>\n

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      \n
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        \n
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        \u4e00\u4e9b\u4ece\u4e1a\u8005\u8ba4\u4e3a\uff0c\u7531\u4e8e\u5fae\u670d\u52a1\u89e3\u8026\u4e86\u6570\u636e\uff0cER\u56fe\u7684\u6982\u5ff5\u5df2\u4e0d\u518d\u5fc5\u8981\u3002\u8fd9\u662f\u9519\u8bef\u7684\u3002\u867d\u7136\u5168\u5c40ER\u56fe\u5df2\u8fc7\u65f6\uff0c\u4f46\u672c\u5730ER\u56fe\u6bd4\u4ee5\u5f80\u4efb\u4f55\u65f6\u5019\u90fd\u66f4\u91cd\u8981\u3002\u5982\u679c\u6ca1\u6709\u6e05\u6670\u5730\u8bb0\u5f55\u670d\u52a1\u5185\u90e8\u7684\u6570\u636e\u7ed3\u6784\uff0c\u6570\u636e\u6f02\u79fb\u548c\u96c6\u6210\u9519\u8bef\u7684\u98ce\u9669\u5c06\u663e\u8457\u589e\u52a0\u3002<\/p>\n

        \u672c\u5730ER\u56fe\u7684\u4f5c\u7528<\/h3>\n

        \u5728\u5fae\u670d\u52a1\u73af\u5883\u4e2d\uff0cER\u56fe\u7684\u4f5c\u7528\u4e0e\u5355\u4f53\u67b6\u6784\u4e2d\u4e0d\u540c\u3002\u5b83\u5b9a\u4e49\u4e86\u6709\u754c\u4e0a\u4e0b\u6587\uff0c\u786e\u4fdd\u670d\u52a1\u660e\u786e\u77e5\u9053\u5b83\u62e5\u6709\u54ea\u4e9b\u6570\u636e\u4ee5\u53ca\u8fd9\u4e9b\u6570\u636e\u5728\u5185\u90e8\u5982\u4f55\u7ed3\u6784\u5316\u3002\u5b83\u65e0\u9700\u5c55\u793a\u4e0e\u5916\u90e8\u670d\u52a1\u7684\u5173\u7cfb\u3002<\/p>\n

          \n
        • \u6587\u6863\u5316\uff1a<\/strong> \u5b83\u4f5c\u4e3a\u5185\u90e8\u6570\u636e\u6a21\u578b\u7684\u5951\u7ea6\u3002<\/li>\n
        • \u6c9f\u901a\uff1a<\/strong> \u5b83\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u7406\u89e3\u9886\u57df\u5b9e\u4f53\uff0c\u800c\u65e0\u9700\u4e86\u89e3\u5916\u90e8\u4f9d\u8d56\u3002<\/li>\n
        • \u7ef4\u62a4\uff1a<\/strong> \u5b83\u7b80\u5316\u4e86\u65b0\u6210\u5458\u52a0\u5165\u7279\u5b9a\u670d\u52a1\u7684\u4e0a\u624b\u8fc7\u7a0b\u3002<\/li>\n
        • \u9a8c\u8bc1\uff1a<\/strong> \u5b83\u6709\u52a9\u4e8e\u5728\u8bbe\u8ba1\u9636\u6bb5\u8bc6\u522b\u5faa\u73af\u4f9d\u8d56\u3002<\/li>\n<\/ul>\n

          \u8be5\u56fe\u5e94\u805a\u7126\u4e8e\u5b9e\u4f53\u3001\u5c5e\u6027\u548c\u4e3b\u952e\u3002\u5f15\u7528\u5916\u90e8\u670d\u52a1\u7684\u5916\u952e\u5e94\u88ab\u79fb\u9664\u6216\u62bd\u8c61\u4e3a\u6807\u8bc6\u7b26\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u7684\u8868\u94fe\u63a5\u3002<\/p>\n

          \u5fae\u670d\u52a1\u4e2d\u6570\u636e\u5efa\u6a21\u7684\u6700\u4f73\u5b9e\u8df5 \ud83d\udee0\ufe0f<\/h2>\n

          \u4e3a\u4e86\u6784\u5efa\u4e00\u4e2a\u5065\u58ee\u7684\u7cfb\u7edf\uff0c\u56e2\u961f\u5fc5\u987b\u91c7\u7528\u4e0e\u5206\u5e03\u5f0f\u67b6\u6784\u539f\u5219\u4e00\u81f4\u7684\u7279\u5b9a\u5efa\u6a21\u7b56\u7565\u3002\u8fd9\u4e9b\u5b9e\u8df5\u786e\u4fdd\u670d\u52a1\u4fdd\u6301\u72ec\u7acb\u6027\uff0c\u540c\u65f6\u4ecd\u80fd\u534f\u4f5c\u4ee5\u63d0\u4f9b\u4e00\u81f4\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n

          1. \u9886\u57df\u9a71\u52a8\u8bbe\u8ba1\uff08DDD\uff09<\/h3>\n

          \u5c06\u6570\u636e\u5e93\u6a21\u5f0f\u4e0e\u9886\u57df\u6a21\u578b\u5bf9\u9f50\u81f3\u5173\u91cd\u8981\u3002\u6bcf\u4e2a\u670d\u52a1\u5e94\u4ee3\u8868\u4e00\u4e2a\u7279\u5b9a\u7684\u4e1a\u52a1\u80fd\u529b\u3002\u4f8b\u5982\uff0c\u201c\u7528\u6237\u670d\u52a1\u201d\u4e0d\u5e94\u5b58\u50a8\u8ba2\u5355\u8be6\u60c5\uff0c\u201c\u8ba2\u5355\u670d\u52a1\u201d\u4e0d\u5e94\u5b58\u50a8\u7528\u6237\u8ba4\u8bc1\u4ee4\u724c\u3002\u8fd9\u79cd\u5206\u79bb\u786e\u4fddER\u56fe\u53cd\u6620\u7684\u662f\u4e1a\u52a1\u903b\u8f91\uff0c\u800c\u975e\u6280\u672f\u4fbf\u5229\u6027\u3002<\/p>\n

            \n
          • \u6839\u636e\u4e8b\u52a1\u8fb9\u754c\u5b9a\u4e49\u805a\u5408\u3002<\/li>\n
          • \u4fdd\u6301ER\u56fe\u805a\u7126\u4e8e\u670d\u52a1\u7684\u804c\u8d23\u3002<\/li>\n
          • \u907f\u514d\u521b\u5efa\u8de8\u8d8a\u591a\u4e2a\u4e1a\u52a1\u9886\u57df\u7684\u6a21\u578b\u3002<\/li>\n<\/ul>\n

            2. \u5904\u7406\u8de8\u8fb9\u754c\u7684\u5173\u8054\u5173\u7cfb<\/h3>\n

            \u5f53\u670d\u52a1A\u9700\u8981\u83b7\u53d6\u670d\u52a1B\u6240\u62e5\u6709\u7684\u6570\u636e\u65f6\uff0c\u4e0d\u5e94\u76f4\u63a5\u67e5\u8be2\u670d\u52a1B\u7684\u6570\u636e\u5e93\u3002\u76f8\u53cd\uff0c\u5e94\u4f7f\u7528\u4ee5\u4e0b\u6a21\u5f0f\u4e4b\u4e00\uff1a<\/p>\n

              \n
            • API\u7ec4\u5408\uff1a<\/strong> \u670d\u52a1A\u8c03\u7528\u670d\u52a1B\u7684API\u6765\u83b7\u53d6\u6240\u9700\u6570\u636e\u3002<\/li>\n
            • \u6700\u7ec8\u590d\u5236\uff1a<\/strong> \u670d\u52a1A\u5728\u5176\u81ea\u8eab\u6570\u636e\u5e93\u4e2d\u7ef4\u62a4\u6240\u9700\u6570\u636e\u7684\u526f\u672c\uff0c\u901a\u8fc7\u4e8b\u4ef6\u8fdb\u884c\u66f4\u65b0\u3002<\/li>\n
            • \u901a\u8fc7\u8bfb\u53d6\u6a21\u578b\u8fdb\u884c\u8fde\u63a5\uff1a<\/strong> \u4e00\u4e2a\u4e13\u7528\u7684\u8bfb\u53d6\u670d\u52a1\u4ece\u591a\u4e2a\u6570\u636e\u6e90\u805a\u5408\u6570\u636e\uff0c\u4ee5\u4f18\u5316\u67e5\u8be2\u3002<\/li>\n<\/ul>\n

              3. \u6a21\u5f0f\u7248\u672c\u63a7\u5236<\/h3>\n

              \u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u5404\u4e2a\u670d\u52a1\u7684\u6f14\u8fdb\u901f\u5ea6\u5404\u4e0d\u76f8\u540c\u3002\u4e00\u4e2a\u670d\u52a1\u7684\u6a21\u5f0f\u53d8\u66f4\u4e0d\u5e94\u7834\u574f\u8be5\u670d\u52a1\u7684\u6d88\u8d39\u8005\u3002\u5b9e\u65bd\u6a21\u5f0f\u7248\u672c\u63a7\u5236\u53ef\u4ee5\u5b9e\u73b0\u5411\u540e\u517c\u5bb9\u3002<\/p>\n

                \n
              • \u4e3aAPI\u5951\u7ea6\u4f7f\u7528\u7248\u672c\u5316\u7684\u7aef\u70b9\u3002<\/li>\n
              • \u5728\u8fc1\u79fb\u8fc7\u7a0b\u4e2d\u5141\u8bb8\u591a\u4e2a\u7248\u672c\u7684\u6570\u636e\u6a21\u5f0f\u5171\u5b58\u3002<\/li>\n
              • \u5e94\u9010\u6b65\u5f03\u7528\u65e7\u7684\u6a21\u5f0f\u7248\u672c\uff0c\u800c\u4e0d\u662f\u5f3a\u5236\u7acb\u5373\u66f4\u65b0\u3002<\/li>\n<\/ul>\n

                \u5bf9\u6bd4\uff1a\u5355\u4f53\u67b6\u6784 vs. \u5fae\u670d\u52a1\u6570\u636e\u67b6\u6784 \ud83d\udcca<\/h2>\n

                \u4e3a\u4e86\u660e\u786e\u5dee\u5f02\uff0c\u4e0b\u8868\u6982\u8ff0\u4e86\u96c6\u4e2d\u5f0f\u4e0e\u5206\u5e03\u5f0f\u67b6\u6784\u4e2d\u6570\u636e\u5efa\u6a21\u7684\u5173\u952e\u533a\u522b\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
                \u7279\u6027<\/th>\n\u5355\u4f53\u67b6\u6784<\/th>\n\u5fae\u670d\u52a1\u67b6\u6784<\/th>\n<\/tr>\n<\/thead>\n
                \u6570\u636e\u5b58\u50a8<\/strong><\/td>\n\u5355\u4e00\u6570\u636e\u5e93\u5b9e\u4f8b<\/td>\n\u6bcf\u4e2a\u670d\u52a1\u4e00\u4e2a\u6570\u636e\u5e93<\/td>\n<\/tr>\n
                ER\u56fe\u8303\u56f4<\/strong><\/td>\n\u5168\u5c40\u7cfb\u7edf\u89c6\u56fe<\/td>\n\u670d\u52a1\u7279\u5b9a\u89c6\u56fe<\/td>\n<\/tr>\n
                \u5173\u7cfb<\/strong><\/td>\n\u5916\u952e\uff08SQL\u8fde\u63a5\uff09<\/td>\nAPI\u8c03\u7528\u6216\u4e8b\u4ef6<\/td>\n<\/tr>\n
                \u4e00\u81f4\u6027\u6a21\u578b<\/strong><\/td>\n\u5f3a\u4e00\u81f4\u6027\uff08ACID\uff09<\/td>\n\u6700\u7ec8\u4e00\u81f4\u6027\uff08BASE\uff09<\/td>\n<\/tr>\n
                \u90e8\u7f72<\/strong><\/td>\n\u5355\u4f53\u90e8\u7f72<\/td>\n\u72ec\u7acb\u670d\u52a1\u90e8\u7f72<\/td>\n<\/tr>\n
                \u6a21\u5f0f\u53d8\u66f4<\/strong><\/td>\n\u96c6\u4e2d\u5f0f\u8fc1\u79fb<\/td>\n\u7531\u670d\u52a1\u56e2\u961f\u62e5\u6709<\/td>\n<\/tr>\n
                \u67e5\u8be2<\/strong><\/td>\n\u76f4\u63a5SQL<\/td>\n\u8bfb\u53d6\u6a21\u578b \/ CQRS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u5904\u7406\u8de8\u8fb9\u754c\u7684\u6570\u636e\u5e93\u5173\u7cfb \ud83d\udd17<\/h2>\n

                \u5fae\u670d\u52a1\u4e2d\u6700\u56f0\u96be\u7684\u65b9\u9762\u4e4b\u4e00\u5c31\u662f\u7ba1\u7406\u6570\u636e\u5173\u7cfb\u3002\u5728\u5355\u4f53\u67b6\u6784\u4e2d\uff0c\u5916\u952e\u786e\u4fdd\u8ba2\u5355\u5c5e\u4e8e\u67d0\u4e2a\u7528\u6237\u3002\u5728\u5fae\u670d\u52a1\u4e2d\uff0c\u201c\u7528\u6237\u201d\u8868\u4f4d\u4e8e\u7528\u6237\u670d\u52a1\u4e2d\uff0c\u201c\u8ba2\u5355\u201d\u8868\u4f4d\u4e8e\u8ba2\u5355\u670d\u52a1\u4e2d\u3002\u8ba2\u5355\u670d\u52a1\u65e0\u6cd5\u5728\u5176\u6570\u636e\u5e93\u4e2d\u6301\u6709\u5bf9\u7528\u6237\u670d\u52a1\u6570\u636e\u5e93\u7684\u5916\u952e\u3002<\/p>\n

                \u5f15\u7528\u5b8c\u6574\u6027\u6a21\u5f0f<\/h3>\n

                \u4e3a\u4e86\u5728\u4e0d\u5171\u4eab\u8868\u7684\u60c5\u51b5\u4e0b\u4fdd\u6301\u5f15\u7528\u5b8c\u6574\u6027\uff0c\u56e2\u961f\u53ef\u4ee5\u4f7f\u7528\u7279\u5b9a\u7684\u6a21\u5f0f\uff1a<\/p>\n

                  \n
                • \u903b\u8f91\u5f15\u7528\uff1a<\/strong>\u5c06\u7528\u6237ID\u4ee5\u5b57\u7b26\u4e32\u6216\u6570\u5b57\u5f62\u5f0f\u5b58\u50a8\uff0c\u4f46\u5728\u521b\u5efa\u65f6\u901a\u8fc7API\u8c03\u7528\u9a8c\u8bc1\u5176\u5b58\u5728\u6027\u3002<\/li>\n
                • \u6570\u636e\u5e93\u89e6\u53d1\u5668\uff1a<\/strong>\u4e0d\u5efa\u8bae\u5728\u670d\u52a1\u4e4b\u95f4\u4f7f\u7528\uff0c\u4f46\u5728\u5355\u4e2a\u670d\u52a1\u5185\u90e8\u662f\u6709\u6548\u7684\u3002<\/li>\n
                • \u9a8c\u8bc1\u4e8b\u4ef6\uff1a<\/strong>\u7528\u6237\u670d\u52a1\u53d1\u5e03\u4e00\u4e2a\u201c\u7528\u6237\u5df2\u521b\u5efa\u201d\u4e8b\u4ef6\u3002\u8ba2\u5355\u670d\u52a1\u6d88\u8d39\u8be5\u4e8b\u4ef6\u4ee5\u786e\u8ba4\u8fd9\u79cd\u5173\u7cfb\u3002<\/li>\n<\/ul>\n

                  \u8fde\u63a5\u64cd\u4f5c\u7684\u95ee\u9898<\/h3>\n

                  \u8de8\u670d\u52a1\u8fb9\u754c\u7684\u8fde\u63a5\u64cd\u4f5c\u662f\u4e00\u4e2a\u6027\u80fd\u74f6\u9888\u3002\u5b83\u4eec\u5f15\u5165\u4e86\u7f51\u7edc\u5ef6\u8fdf\u548c\u6f5c\u5728\u7684\u6545\u969c\u70b9\u3002\u5982\u679c\u7528\u6237\u670d\u52a1\u5b95\u673a\uff0c\u8ba2\u5355\u670d\u52a1\u5c31\u65e0\u6cd5\u83b7\u53d6\u8ba2\u5355\u8be6\u60c5\uff0c\u5982\u679c\u5b83\u4f9d\u8d56\u4e8e\u8fde\u63a5\u64cd\u4f5c\u3002\u76f8\u53cd\uff0c\u8ba2\u5355\u670d\u52a1\u5e94\u5728\u521b\u5efa\u8ba2\u5355\u65f6\u5197\u4f59\u5730\u5b58\u50a8\u5fc5\u8981\u7684\u7528\u6237\u4fe1\u606f\uff08\u5982\u59d3\u540d\uff09\u3002\u8fd9\u662f\u89c4\u8303\u5316\u4e0e\u53ef\u7528\u6027\u4e4b\u95f4\u7684\u6743\u8861\u3002<\/p>\n

                  \u6a21\u5f0f\u6f14\u8fdb\u4e0e\u7248\u672c\u63a7\u5236 \ud83d\udd04<\/h2>\n

                  \u6a21\u5f0f\u6f14\u8fdb\u662f\u4e0d\u53ef\u907f\u514d\u7684\u3002\u968f\u7740\u4e1a\u52a1\u9700\u6c42\u7684\u53d8\u5316\uff0c\u6570\u636e\u7ed3\u6784\u5fc5\u987b\u968f\u4e4b\u8c03\u6574\u3002\u5728\u5fae\u670d\u52a1\u73af\u5883\u4e2d\uff0c\u66f4\u6539\u6a21\u5f0f\u66f4\u52a0\u590d\u6742\uff0c\u56e0\u4e3a\u591a\u4e2a\u670d\u52a1\u53ef\u80fd\u4f9d\u8d56\u4e8e\u53e6\u4e00\u4e2a\u670d\u52a1\u7684\u6570\u636e\u7ed3\u6784\u3002<\/p>\n

                  \u6f14\u8fdb\u7b56\u7565<\/h3>\n
                    \n
                  • \u6dfb\u52a0\u6027\u53d8\u66f4\uff1a<\/strong>\u5982\u679c\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u4f18\u96c5\u5730\u5904\u7406\u7f3a\u5931\u5b57\u6bb5\uff0c\u6dfb\u52a0\u65b0\u5217\u901a\u5e38\u662f\u5b89\u5168\u7684\u3002<\/li>\n
                  • \u5b57\u6bb5\u5220\u9664\uff1a<\/strong>\u8fd9\u9700\u8981\u4e00\u4e2a\u5f03\u7528\u671f\uff0c\u5728\u6b64\u671f\u95f4\u5b57\u6bb5\u88ab\u9690\u85cf\u4f46\u4ecd\u5b58\u5728\uff0c\u4e4b\u540e\u518d\u88ab\u79fb\u9664\u3002<\/li>\n
                  • \u7c7b\u578b\u53d8\u66f4\uff1a<\/strong>\u66f4\u6539\u6570\u636e\u7c7b\u578b\uff08\u4f8b\u5982\u4ece\u5b57\u7b26\u4e32\u6539\u4e3a\u6574\u6570\uff09\u9700\u8981\u534f\u8c03\u4e00\u81f4\u7684\u8fc1\u79fb\u7b56\u7565\u3002<\/li>\n<\/ul>\n

                    \u4f7f\u7528\u6a21\u5f0f\u6ce8\u518c\u8868\u53ef\u4ee5\u5e2e\u52a9\u7ba1\u7406\u8fd9\u4e9b\u53d8\u66f4\u3002\u5b83\u4f5c\u4e3a\u670d\u52a1\u95f4\u4ea4\u6362\u6570\u636e\u7ed3\u6784\u7684\u4e2d\u592e\u6743\u5a01\u6765\u6e90\uff0c\u786e\u4fdd\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u5c31\u683c\u5f0f\u8fbe\u6210\u4e00\u81f4\u3002<\/p>\n

                    \u9700\u8981\u907f\u514d\u7684\u5e38\u89c1\u9677\u9631 \ud83d\udea7<\/h2>\n

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