{"id":1516,"date":"2026-03-30T08:04:48","date_gmt":"2026-03-30T08:04:48","guid":{"rendered":"https:\/\/www.viz-read.com\/cn\/object-diagram-explained-class-relationships\/"},"modified":"2026-03-30T08:04:48","modified_gmt":"2026-03-30T08:04:48","slug":"object-diagram-explained-class-relationships","status":"publish","type":"post","link":"https:\/\/www.viz-read.com\/cn\/object-diagram-explained-class-relationships\/","title":{"rendered":"\u5bf9\u8c61\u56fe\u8be6\u89e3\uff1a\u521d\u5b66\u8005\u7406\u89e3\u7c7b\u5173\u7cfb\u7684\u6e05\u6670\u8def\u5f84"},"content":{"rendered":"<p>\u7406\u89e3\u8f6f\u4ef6\u7cfb\u7edf\u7684\u7ed3\u6784\u4e0d\u4ec5\u9700\u8981\u77e5\u9053\u6709\u54ea\u4e9b\u7c7b\u5b58\u5728\uff0c\u8fd8\u9700\u8981\u770b\u5230\u7279\u5b9a\u5b9e\u4f8b\u5728\u67d0\u4e00\u65f6\u523b\u5982\u4f55\u4ea4\u4e92\u3002\u8fd9\u5c31\u662f\u201c\u5bf9\u8c61\u56fe\u201d\u53d1\u6325\u4f5c\u7528\u7684\u5730\u65b9\u3002<strong>\u5bf9\u8c61\u56fe<\/strong>\u6210\u4e3a\u8f6f\u4ef6\u8bbe\u8ba1\u548c\u5efa\u6a21\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u867d\u7136\u7c7b\u56fe\u5b9a\u4e49\u4e86\u84dd\u56fe\uff0c\u4f46\u5bf9\u8c61\u56fe\u5219\u5728\u6267\u884c\u8fc7\u7a0b\u4e2d\u63d0\u4f9b\u4e86\u8be5\u84dd\u56fe\u4e2d\u5b9e\u9645\u6570\u636e\u548c\u5173\u7cfb\u7684\u5feb\u7167\u3002<\/p>\n<p>\u672c\u6307\u5357\u5c06\u89e3\u6790\u5bf9\u8c61\u56fe\u7684\u673a\u5236\u3001\u5b83\u4eec\u4e0e\u7c7b\u56fe\u7684\u5173\u7cfb\uff0c\u4ee5\u53ca\u5b83\u4eec\u5728\u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\uff08UML\uff09\u66f4\u5e7f\u6cdb\u80cc\u666f\u4e2d\u7684\u4f5c\u7528\u3002\u6211\u4eec\u5c06\u63a2\u8ba8\u8bed\u6cd5\u3001\u94fe\u63a5\u7684\u8bed\u4e49\u542b\u4e49\uff0c\u4ee5\u53ca\u5728\u65e0\u9700\u590d\u6742\u8f6f\u4ef6\u5de5\u5177\u7684\u60c5\u51b5\u4e0b\uff0c\u8fd9\u4e9b\u56fe\u5982\u4f55\u63d0\u4f9b\u6e05\u6670\u7684\u6d1e\u5bdf\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Kawaii-style educational infographic explaining UML Object Diagrams: illustrates object instances, links, attribute values, class vs object diagram comparison, e-commerce example with User-Order-Product relationships, multiplicity notations, and best practices in cute pastel aesthetic with playful characters and soft rounded design elements\" decoding=\"async\" src=\"https:\/\/www.viz-read.com\/wp-content\/uploads\/2026\/03\/kawaii-object-diagram-uml-infographic-16x9-1.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83e\udde0 \u4ec0\u4e48\u662f\u5bf9\u8c61\u56fe\uff1f<\/h2>\n<p>\u5bf9\u8c61\u56fe\u662f\u4e00\u79cd\u9759\u6001\u7ed3\u6784\u56fe\uff0c\u901a\u8fc7\u5c55\u793a\u7cfb\u7edf\u4e2d\u7684\u5bf9\u8c61\u53ca\u5176\u5173\u7cfb\u6765\u63cf\u8ff0\u7cfb\u7edf\u7684\u7ed3\u6784\u3002\u5b83\u672c\u8d28\u4e0a\u662f\u67d0\u4e00\u65f6\u523b\u7c7b\u7684\u5b9e\u4f8b\u7684\u5feb\u7167\u3002\u5982\u679c\u7c7b\u56fe\u5c31\u50cf\u623f\u5c4b\u7684\u84dd\u56fe\uff0c\u90a3\u4e48\u5bf9\u8c61\u56fe\u5c31\u662f\u4e00\u5f20\u623f\u5c4b\u5185\u90e8\u6446\u653e\u7740\u5bb6\u5177\u7684\u7167\u7247\uff0c\u6e05\u695a\u5730\u5c55\u793a\u51fa\u6905\u5b50\u548c\u684c\u5b50\u7684\u5177\u4f53\u4f4d\u7f6e\u3002<\/p>\n<p>\u5728\u8f6f\u4ef6\u5de5\u7a0b\u7684\u80cc\u666f\u4e0b\uff0c\u5bf9\u8c61\u56fe\u8868\u793a\u7cfb\u7edf\u7684\u72b6\u6001\u3002\u5b83\u4eec\u7279\u522b\u9002\u7528\u4e8e\uff1a<\/p>\n<ul>\n<li><strong>\u9a8c\u8bc1\u7c7b\u56fe\uff1a<\/strong> \u5b83\u4eec\u6709\u52a9\u4e8e\u9a8c\u8bc1\u7c7b\u56fe\u4e2d\u5b9a\u4e49\u7684\u7c7b\u662f\u5426\u771f\u7684\u80fd\u591f\u5f62\u6210\u6709\u6548\u7684\u5173\u7cfb\u3002<\/li>\n<li><strong>\u8c03\u8bd5\uff1a<\/strong> \u5b83\u4eec\u4f7f\u5f00\u53d1\u8005\u80fd\u591f\u8ffd\u8e2a\u6570\u636e\u901a\u8fc7\u7279\u5b9a\u5b9e\u4f8b\u7684\u6d41\u52a8\u8fc7\u7a0b\u3002<\/li>\n<li><strong>\u6570\u636e\u5e93\u8bbe\u8ba1\uff1a<\/strong> \u5b83\u4eec\u53ef\u4ee5\u5728\u5b9e\u73b0\u4e4b\u524d\u8868\u793a\u5b9e\u9645\u7684\u6570\u636e\u8bb0\u5f55\u3002<\/li>\n<li><strong>\u6d4b\u8bd5\uff1a<\/strong> \u5b83\u4eec\u53ef\u4f5c\u4e3a\u5355\u5143\u6d4b\u8bd5\u6216\u96c6\u6210\u6d4b\u8bd5\u671f\u95f4\u9884\u671f\u72b6\u6001\u7684\u53c2\u8003\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udd0d \u5bf9\u8c61\u56fe\u7684\u6838\u5fc3\u7ec4\u6210\u90e8\u5206<\/h2>\n<p>\u8981\u6784\u5efa\u4e00\u4e2a\u6709\u610f\u4e49\u7684\u5bf9\u8c61\u56fe\uff0c\u5fc5\u987b\u7406\u89e3\u7528\u4e8e\u8868\u793a\u5b9e\u4f8b\u7684\u7279\u5b9a\u89c6\u89c9\u5143\u7d20\u3002\u6bcf\u4e2a\u7ec4\u4ef6\u90fd\u627f\u8f7d\u7740\u5173\u4e8e\u7cfb\u7edf\u884c\u4e3a\u7684\u7279\u5b9a\u8bed\u4e49\u610f\u4e49\u3002<\/p>\n<h3>1. \u5bf9\u8c61\u5b9e\u4f8b<\/h3>\n<p>\u4e0e\u5c55\u793a\u901a\u7528\u7c7b\u578b\u7684\u7c7b\u56fe\u4e0d\u540c\uff0c\u5bf9\u8c61\u56fe\u5c55\u793a\u7684\u662f\u5177\u4f53\u7684\u5b9e\u4f8b\u3002\u5bf9\u8c61\u901a\u5e38\u7528\u4e00\u4e2a\u88ab\u5206\u4e3a\u4e24\u5230\u4e09\u4e2a\u90e8\u5206\u7684\u77e9\u5f62\u6765\u8868\u793a\u3002<\/p>\n<ul>\n<li><strong>\u9876\u90e8\u533a\u57df\uff1a<\/strong> \u5305\u542b\u5bf9\u8c61\u5b9e\u4f8b\u7684\u540d\u79f0\u3002\u901a\u5e38\u5199\u4f5c<em>\u5bf9\u8c61\u540d\uff1a\u7c7b\u540d<\/em>.<\/li>\n<li><strong>\u4e2d\u95f4\u533a\u57df\uff1a<\/strong> \u5217\u51fa\u8be5\u7279\u5b9a\u5b9e\u4f8b\u7684\u5c5e\u6027\u503c\u3002\u4e0e\u7c7b\u5b9a\u4e49\u4e0d\u540c\uff0c\u8fd9\u91cc\u5c55\u793a\u7684\u662f\u5b9e\u9645\u6570\u636e\uff08\u4f8b\u5982\uff0c<em>id = 101<\/em>\u6216<em>status = Active<\/em>).<\/li>\n<li><strong>\u5e95\u90e8\u90e8\u5206\uff1a<\/strong> \u5217\u51fa\u5bf9\u8c61\u53ef\u7528\u7684\u64cd\u4f5c\u6216\u65b9\u6cd5\u3002\u5982\u679c\u91cd\u70b9\u7eaf\u7cb9\u5728\u4e8e\u72b6\u6001\uff0c\u901a\u5e38\u5728\u5bf9\u8c61\u56fe\u4e2d\u7701\u7565\u3002<\/li>\n<\/ul>\n<h3>2. \u94fe\u63a5<\/h3>\n<p>\u94fe\u63a5\u662f\u5bf9\u8c61\u5b9e\u4f8b\u4e4b\u95f4\u7684\u8fde\u63a5\u3002\u5b83\u4eec\u8868\u793a\u7279\u5b9a\u5bf9\u8c61\u4e4b\u95f4\u5b58\u5728\u7684\u5173\u7cfb\u3002\u867d\u7136\u7c7b\u56fe\u663e\u793a\u7684\u662f\u5173\u8054\uff08\u4e00\u79cd\u901a\u7528\u89c4\u5219\uff09\uff0c\u4f46\u5bf9\u8c61\u56fe\u663e\u793a\u7684\u662f\u94fe\u63a5\uff08\u4e00\u79cd\u5177\u4f53\u8fde\u63a5\uff09\u3002<\/p>\n<ul>\n<li><strong>\u65b9\u5411\u6027\uff1a<\/strong> \u94fe\u63a5\u53ef\u4ee5\u662f\u5355\u5411\u7684\u6216\u53cc\u5411\u7684\u3002\u7bad\u5934\u8868\u793a\u5bfc\u822a\u65b9\u5411\u3002<\/li>\n<li><strong>\u89d2\u8272\u540d\u79f0\uff1a<\/strong> \u94fe\u63a5\u901a\u5e38\u5e26\u6709\u6807\u7b7e\uff0c\u8868\u793a\u5bf9\u8c61\u5728\u5173\u7cfb\u4e2d\u626e\u6f14\u7684\u89d2\u8272\uff08\u4f8b\u5982\uff0c\u201c\u6240\u6709\u8005\u201d\u6216\u201c\u9879\u76ee\u201d\uff09\u3002<\/li>\n<li><strong>\u591a\u91cd\u6027\uff1a<\/strong> \u867d\u7136\u901a\u5e38\u4ece\u7c7b\u56fe\u4e2d\u63a8\u65ad\uff0c\u4f46\u5bf9\u8c61\u56fe\u53ef\u4ee5\u660e\u786e\u663e\u793a\u6709\u591a\u5c11\u4e2a\u5b9e\u4f8b\u88ab\u8fde\u63a5\u3002<\/li>\n<\/ul>\n<h3>3. \u5c5e\u6027\u548c\u503c<\/h3>\n<p>\u5bf9\u8c61\u56fe\u7684\u4e00\u4e2a\u663e\u8457\u7279\u70b9\u662f\u5c5e\u6027\u503c\u7684\u53ef\u89c1\u6027\u3002\u5728\u7c7b\u56fe\u4e2d\uff0c\u4f60\u5b9a\u4e49\u7c7b\u578b\uff08\u4f8b\u5982\uff0c<em>String name<\/em>\uff09\u3002\u5728\u5bf9\u8c61\u56fe\u4e2d\uff0c\u4f60\u770b\u5230\u7684\u662f\u503c\uff08\u4f8b\u5982\uff0c<em>name = \u201cAlice\u201d<\/em>\uff09\u3002\u8fd9\u79cd\u533a\u522b\u5bf9\u4e8e\u7406\u89e3\u8fd0\u884c\u65f6\u72b6\u6001\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h2>\ud83d\udcca \u5bf9\u8c61\u56fe\u4e0e\u7c7b\u56fe<\/h2>\n<p>\u7c7b\u56fe\u548c\u5bf9\u8c61\u56fe\u4e4b\u95f4\u5e38\u5e38\u4ea7\u751f\u6df7\u6dc6\u3002\u4e24\u8005\u90fd\u662f\u9759\u6001\u7ed3\u6784\u56fe\uff0c\u4f46\u5b83\u4eec\u7684\u4f5c\u7528\u4e0d\u540c\u3002\u4e0b\u8868\u9610\u660e\u4e86\u5b83\u4eec\u7684\u533a\u522b\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7279\u6027<\/th>\n<th>\u7c7b\u56fe<\/th>\n<th>\u5bf9\u8c61\u56fe<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u8303\u56f4<\/strong><\/td>\n<td>\u901a\u7528\u7c7b\u578b\u5b9a\u4e49<\/td>\n<td>\u67d0\u4e00\u65f6\u523b\u7684\u5177\u4f53\u5b9e\u4f8b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u91cd\u70b9<\/strong><\/td>\n<td>\u7ed3\u6784\u548c\u89c4\u5219<\/td>\n<td>\u72b6\u6001\u548c\u6570\u636e<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5173\u7cfb<\/strong><\/td>\n<td>\u5173\u8054\uff08\u6f5c\u5728\uff09<\/td>\n<td>\u94fe\u63a5\uff08\u5b9e\u9645\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5c5e\u6027<\/strong><\/td>\n<td>\u4ec5\u6570\u636e\u7c7b\u578b<\/td>\n<td>\u5b9e\u9645\u503c<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7a33\u5b9a\u6027<\/strong><\/td>\n<td>\u968f\u65f6\u95f4\u4fdd\u6301\u7a33\u5b9a<\/td>\n<td>\u9891\u7e41\u53d8\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udee0 \u5982\u4f55\u521b\u5efa\u5bf9\u8c61\u56fe<\/h2>\n<p>\u521b\u5efa\u5bf9\u8c61\u56fe\u662f\u4e00\u4e2a\u6709\u6761\u4e0d\u7d0a\u7684\u8fc7\u7a0b\u3002\u5b83\u4e0d\u9700\u8981\u4e13\u6709\u8f6f\u4ef6\uff1b\u800c\u662f\u9700\u8981\u5bf9\u7cfb\u7edf\u903b\u8f91\u6709\u6e05\u6670\u7684\u7406\u89e3\u3002\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\uff0c\u53ef\u4ee5\u6784\u5efa\u51fa\u51c6\u786e\u7684\u8868\u793a\u3002<\/p>\n<ol>\n<li><strong>\u8bc6\u522b\u7c7b\uff1a<\/strong>\u4ece\u4f60\u73b0\u6709\u7684\u7c7b\u56fe\u5f00\u59cb\u3002\u5728\u672a\u5b9a\u4e49\u5b83\u4eec\u6240\u5c5e\u7684\u7c7b\u4e4b\u524d\uff0c\u65e0\u6cd5\u521b\u5efa\u5bf9\u8c61\u3002<\/li>\n<li><strong>\u9009\u62e9\u76f8\u5173\u5b9e\u4f8b\uff1a<\/strong>\u51b3\u5b9a\u54ea\u4e9b\u5bf9\u8c61\u662f\u60a8\u6240\u5efa\u6a21\u573a\u666f\u4e2d\u5fc5\u9700\u7684\u3002\u5728\u5927\u578b\u7cfb\u7edf\u4e2d\uff0c\u65e0\u9700\u7ed8\u5236\u6bcf\u4e00\u4e2a\u5bf9\u8c61\u3002\u5e94\u4e13\u6ce8\u4e8e\u6d3b\u8dc3\u7684\u5143\u7d20\u3002<\/li>\n<li><strong>\u547d\u540d\u5b9e\u4f8b\uff1a<\/strong>\u4f7f\u7528\u547d\u540d\u89c4\u8303 <em>\u6807\u8bc6\u7b26 : \u7c7b\u540d<\/em>\u3002\u4f8b\u5982\uff0c<em>user01 : User<\/em>.<\/li>\n<li><strong>\u5b9a\u4e49\u5c5e\u6027\u503c\uff1a<\/strong>\u7528\u5b9e\u9645\u7684\u6570\u636e\u503c\u586b\u5145\u5bf9\u8c61\u6846\u7684\u4e2d\u95f4\u90e8\u5206\u3002\u8fd9\u4f7f\u56fe\u8868\u5177\u6709\u73b0\u5b9e\u57fa\u7840\u3002<\/li>\n<li><strong>\u7ed8\u5236\u94fe\u63a5\uff1a<\/strong>\u4f7f\u7528\u7ebf\u6761\u8fde\u63a5\u5bf9\u8c61\u3002\u786e\u4fdd\u8fd9\u4e9b\u7ebf\u6761\u4e0e\u7c7b\u56fe\u4e2d\u5b9a\u4e49\u7684\u5173\u8054\u4e00\u81f4\u3002<\/li>\n<li><strong>\u6807\u6ce8\u5173\u7cfb\uff1a<\/strong>\u5728\u94fe\u63a5\u4e0a\u6dfb\u52a0\u89d2\u8272\u540d\u79f0\uff0c\u4ee5\u660e\u786e\u8fde\u63a5\u7684\u6027\u8d28\u3002<\/li>\n<li><strong>\u9a8c\u8bc1\u591a\u91cd\u6027\uff1a<\/strong>\u786e\u4fdd\u8fde\u63a5\u5230\u4e00\u4e2a\u5bf9\u8c61\u7684\u94fe\u63a5\u6570\u91cf\u4e0e\u7c7b\u6a21\u578b\u4e2d\u5b9a\u4e49\u7684\u591a\u91cd\u6027\u7ea6\u675f\u76f8\u5339\u914d\u3002<\/li>\n<\/ol>\n<h2>\ud83c\udf10 \u73b0\u5b9e\u4e16\u754c\u793a\u4f8b\uff1a\u7535\u5b50\u5546\u52a1\u7cfb\u7edf<\/h2>\n<p>\u4e3a\u4e86\u8bf4\u660e\u8fd9\u4e9b\u6982\u5ff5\u5982\u4f55\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u8003\u8651\u4e00\u4e2a\u5728\u7ebf\u5546\u5e97\u7cfb\u7edf\u3002\u7c7b\u56fe\u5b9a\u4e49\u4e86\u4e00\u4e2a<em>\u7528\u6237<\/em>\u53ef\u4ee5\u4e0b\u591a\u4e2a<em>\u8ba2\u5355<\/em>\uff0c\u4ee5\u53ca\u4e00\u4e2a<em>\u8ba2\u5355<\/em>\u5305\u542b\u8bb8\u591a<em>\u4ea7\u54c1<\/em>.<\/p>\n<h3>\u573a\u666f\uff1a\u5355\u7b14\u4ea4\u6613<\/h3>\n<p>\u60f3\u8c61\u4e00\u4e2a\u7279\u5b9a\u65f6\u523b\uff0c\u540d\u4e3a\u201cJohn\u201d\u7684\u7528\u6237\u4e0b\u5355\u8d2d\u4e70\u4e00\u53f0\u201c\u7b14\u8bb0\u672c\u7535\u8111\u201d\u3002\u6b64\u573a\u666f\u7684\u5bf9\u8c61\u56fe\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<ul>\n<li><strong>\u5bf9\u8c611\uff1a<\/strong> <em>john_doe : \u7528\u6237<\/em>\n<ul>\n<li>\u90ae\u7bb1\uff1a&#8221;john@example.com&#8221;<\/li>\n<li>\u5730\u5740\uff1a&#8221;123 \u4e3b\u8857&#8221;<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5bf9\u8c612\uff1a<\/strong> <em>order_500 : \u8ba2\u5355<\/em>\n<ul>\n<li>\u65e5\u671f\uff1a&#8221;2023-10-25&#8243;<\/li>\n<li>\u72b6\u6001\uff1a&#8221;\u5f85\u5904\u7406&#8221;<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5bf9\u8c613\uff1a<\/strong> <em>laptop_x1 : \u4ea7\u54c1<\/em>\n<ul>\n<li>\u4ef7\u683c\uff1a1200<\/li>\n<li>\u5e93\u5b58\uff1a5<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u94fe\u63a5\u5c06\u8fde\u63a5<em>john_doe<\/em>\u5230<em>order_500<\/em>\uff08\u8868\u793aJohn\u4e0b\u4e86\u8ba2\u5355\uff09\uff0c\u4ee5\u53ca<em>order_500<\/em>\u5230<em>laptop_x1<\/em>\uff08\u8868\u793a\u8be5\u8ba2\u5355\u5305\u542b\u8fd9\u53f0\u7b14\u8bb0\u672c\u7535\u8111\uff09\u3002\u8fd9\u79cd\u53ef\u89c6\u5316\u8868\u793a\u80fd\u7acb\u5373\u660e\u786e\u8c01\u62e5\u6709\u4ec0\u4e48\uff0c\u4ee5\u53ca\u4ea4\u6613\u7684\u5f53\u524d\u72b6\u6001\u3002<\/p>\n<h2>\ud83d\udd17 \u7406\u89e3\u5173\u7cfb\u4e0e\u591a\u91cd\u6027<\/h2>\n<p>\u591a\u91cd\u6027\u662f\u9762\u5411\u5bf9\u8c61\u5efa\u6a21\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u6982\u5ff5\u3002\u5b83\u51b3\u5b9a\u4e86\u4e00\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u4e0e\u53e6\u4e00\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u4e4b\u95f4\u7684\u5173\u8054\u6570\u91cf\u3002\u5728\u5bf9\u8c61\u56fe\u4e2d\uff0c\u8fd9\u901a\u5e38\u901a\u8fc7\u8fde\u63a5\u5230\u5355\u4e2a\u5bf9\u8c61\u7684\u7ebf\u6761\u6570\u91cf\u6765\u4f53\u73b0\u3002<\/p>\n<h3>\u5e38\u89c1\u7684\u591a\u91cd\u6027\u8868\u793a\u6cd5<\/h3>\n<ul>\n<li><strong>1:<\/strong>\u6070\u597d\u4e00\u4e2a\u5b9e\u4f8b\u3002<\/li>\n<li><strong>0..1:<\/strong>\u96f6\u4e2a\u6216\u4e00\u4e2a\u5b9e\u4f8b\uff08\u53ef\u9009\uff09\u3002<\/li>\n<li><strong>1..*:<\/strong>\u4e00\u4e2a\u6216\u591a\u4e2a\u5b9e\u4f8b\uff08\u5fc5\u9700\uff09\u3002<\/li>\n<li><strong>0..*:<\/strong>\u96f6\u4e2a\u6216\u591a\u4e2a\u5b9e\u4f8b\uff08\u53ef\u9009\uff09\u3002<\/li>\n<li><strong>1..3:<\/strong>\u4e00\u4e2a\u5230\u4e09\u4e2a\u5b9e\u4f8b\u4e4b\u95f4\u3002<\/li>\n<\/ul>\n<p>\u5728\u7ed8\u5236\u5173\u8054\u65f6\uff0c\u9075\u5b88\u8fd9\u4e9b\u7ea6\u675f\u975e\u5e38\u91cd\u8981\u3002\u5982\u679c\u7c7b\u56fe\u4e2d\u89c4\u5b9a\u4e00\u4e2a<em>\u5ba2\u6237<\/em>\u5fc5\u987b\u81f3\u5c11\u6709\u4e00\u4e2a<em>\u8d26\u6237<\/em>\uff081..*\uff09\uff0c\u90a3\u4e48\u5bf9\u8c61\u56fe\u5c31\u4e0d\u5e94\u663e\u793a\u4e00\u4e2a\u6ca1\u6709\u4efb\u4f55\u5173\u8054\u5230<em>\u5ba2\u6237<\/em>\u5bf9\u8c61\u7684<em>\u8d26\u6237<\/em>\u5bf9\u8c61\u7684\u5173\u8054\u3002\u8fdd\u53cd\u8fd9\u4e9b\u89c4\u5219\u4f1a\u5bfc\u81f4\u6a21\u578b\u4e0d\u4e00\u81f4\uff0c\u65e0\u6cd5\u6b63\u786e\u8fd0\u884c\u3002<\/p>\n<h2>\ud83d\ude80 \u4f55\u65f6\u4f7f\u7528\u5bf9\u8c61\u56fe<\/h2>\n<p>\u867d\u7136\u529f\u80fd\u5f3a\u5927\uff0c\u4f46\u5e76\u975e\u6bcf\u4e2a\u9879\u76ee\u90fd\u9700\u8981\u4f7f\u7528\u5bf9\u8c61\u56fe\u3002\u4e86\u89e3\u4f55\u65f6\u4f7f\u7528\u5b83\u4eec\u53ef\u4ee5\u8282\u7701\u65f6\u95f4\u5e76\u51cf\u5c11\u6587\u6863\u6742\u4e71\u3002<\/p>\n<h3>\u7406\u60f3\u5e94\u7528\u573a\u666f<\/h3>\n<ul>\n<li><strong>\u590d\u6742\u6570\u636e\u7ed3\u6784\uff1a<\/strong>\u5f53\u7cfb\u7edf\u6d89\u53ca\u590d\u6742\u7684\u5d4c\u5957\u6570\u636e\uff0c\u4ec5\u901a\u8fc7\u7c7b\u5b9a\u4e49\u96be\u4ee5\u7406\u89e3\u65f6\u3002<\/li>\n<li><strong>\u8c03\u8bd5\u4f1a\u8bdd\uff1a<\/strong>\u5f53\u51fa\u73b0\u9519\u8bef\u65f6\uff0c\u7ed8\u5236\u76f8\u5173\u5bf9\u8c61\u7684\u72b6\u6001\u6709\u52a9\u4e8e\u7cbe\u786e\u5b9a\u4f4d\u9519\u8bef\u6765\u6e90\u3002<\/li>\n<li><strong>\u6570\u636e\u5e93\u6a21\u5f0f\u9a8c\u8bc1\uff1a<\/strong>\u5728\u7f16\u5199SQL\u4e4b\u524d\uff0c\u53ef\u89c6\u5316\u6570\u636e\u5b9e\u4f8b\u6709\u52a9\u4e8e\u786e\u4fdd\u7ea6\u675f\u6761\u4ef6\u5f97\u5230\u6ee1\u8db3\u3002<\/li>\n<li><strong>API \u6587\u6863\uff1a<\/strong>\u5411 API \u6d88\u8d39\u8005\u5c55\u793a\u4e00\u4e2a\u54cd\u5e94\u5bf9\u8c61\u7ed3\u6784\u7684\u793a\u4f8b\uff0c\u5f80\u5f80\u6bd4\u7c7b\u5b9a\u4e49\u66f4\u6e05\u6670\u3002<\/li>\n<li><strong>\u9057\u7559\u7cfb\u7edf\u5206\u6790\uff1a<\/strong>\u8981\u7406\u89e3\u73b0\u6709\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u6d41\u52a8\uff0c\u901a\u5e38\u9700\u8981\u67e5\u770b\u5b9e\u4f8b\u6570\u636e\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u4ee3\u7801\u7ed3\u6784\u3002<\/li>\n<\/ul>\n<h2>\u26a0\ufe0f \u9700\u8981\u907f\u514d\u7684\u5e38\u89c1\u9519\u8bef<\/h2>\n<p>\u5373\u4f7f\u7ecf\u9a8c\u4e30\u5bcc\u7684\u8bbe\u8ba1\u5e08\u5728\u521b\u5efa\u5bf9\u8c61\u56fe\u65f6\u4e5f\u53ef\u80fd\u9677\u5165\u9677\u9631\u3002\u610f\u8bc6\u5230\u8fd9\u4e9b\u9677\u9631\u6709\u52a9\u4e8e\u786e\u4fdd\u56fe\u8868\u4fdd\u6301\u6709\u7528\u3002<\/p>\n<ul>\n<li><strong>\u8fc7\u5ea6\u590d\u6742\u5316\uff1a<\/strong> \u5c1d\u8bd5\u7ed8\u5236\u6574\u4e2a\u7cfb\u7edf\u72b6\u6001\u3002\u5bf9\u8c61\u56fe\u5e94\u805a\u7126\u4e8e\u7279\u5b9a\u573a\u666f\u6216\u4ea4\u4e92\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u6570\u636e\u5e93\u3002<\/li>\n<li><strong>\u5c42\u6b21\u6df7\u6dc6\uff1a<\/strong> \u5728\u540c\u4e00\u4e2a\u6846\u4e2d\u540c\u65f6\u5305\u542b\u7c7b\u5b9a\u4e49\u548c\u5bf9\u8c61\u5b9e\u4f8b\u3002\u8981\u4fdd\u6301\u533a\u5206\u6e05\u6670\uff1a\u7c7b\u56fe\u5b9a\u4e49\u7c7b\u578b\uff1b\u5bf9\u8c61\u56fe\u5b9a\u4e49\u503c\u3002<\/li>\n<li><strong>\u5ffd\u7565\u591a\u91cd\u6027\uff1a<\/strong> \u7ed8\u5236\u8fdd\u53cd\u7c7b\u56fe\u4e2d\u5b9a\u4e49\u7684\u57fa\u6570\u89c4\u5219\u7684\u94fe\u63a5\u3002<\/li>\n<li><strong>\u9759\u6001\u6570\u636e\u7528\u4e8e\u52a8\u6001\u573a\u666f\uff1a<\/strong> \u4f7f\u7528\u5bf9\u8c61\u56fe\u6765\u5c55\u793a\u57fa\u4e8e\u65f6\u95f4\u7684\u884c\u4e3a\u3002\u5bf9\u4e8e\u4e8b\u4ef6\u5e8f\u5217\uff0c\u5e94\u4f7f\u7528\u987a\u5e8f\u56fe\u6216\u72b6\u6001\u56fe\u3002<\/li>\n<li><strong>\u7f3a\u5c11\u89d2\u8272\u540d\u79f0\uff1a<\/strong> \u672a\u5bf9\u94fe\u63a5\u8fdb\u884c\u6807\u6ce8\uff0c\u53ef\u80fd\u5bfc\u81f4\u4e0d\u6e05\u695a\u662f\u54ea\u4e2a\u5bf9\u8c61\u5728\u4f5c\u7528\u4e8e\u53e6\u4e00\u4e2a\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udd17 \u4e0e\u5176\u4ed6 UML \u56fe\u7684\u96c6\u6210<\/h2>\n<p>\u5bf9\u8c61\u56fe\u5e76\u975e\u5b64\u7acb\u5b58\u5728\u3002\u5b83\u4eec\u662f\u63cf\u8ff0\u7cfb\u7edf\u4e0d\u540c\u89d2\u5ea6\u7684\u4e00\u7ec4\u8fde\u8d2f\u6a21\u578b\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<h3>\u987a\u5e8f\u56fe<\/h3>\n<p>\u987a\u5e8f\u56fe\u5c55\u793a\u4e86\u6d88\u606f\u968f\u65f6\u95f4\u7684\u6d41\u52a8\u3002\u5bf9\u8c61\u56fe\u901a\u5e38\u4f5c\u4e3a\u987a\u5e8f\u56fe\u7684\u8d77\u70b9\uff0c\u5b9a\u4e49\u5c06\u4ea4\u6362\u6d88\u606f\u7684\u5bf9\u8c61\u3002\u4e00\u65e6\u5728\u5bf9\u8c61\u56fe\u4e2d\u786e\u5b9a\u4e86\u5bf9\u8c61\uff0c\u5c31\u53ef\u4ee5\u5728\u987a\u5e8f\u56fe\u4e2d\u6620\u5c04\u5b83\u4eec\u7684\u4ea4\u4e92\u3002<\/p>\n<h3>\u72b6\u6001\u673a\u56fe<\/h3>\n<p>\u72b6\u6001\u56fe\u5c55\u793a\u4e86\u5bf9\u8c61\u72b6\u6001\u7684\u53d8\u5316\u65b9\u5f0f\u3002\u5bf9\u8c61\u56fe\u4e3a\u8fd9\u4e9b\u72b6\u6001\u63d0\u4f9b\u4e86\u4e0a\u4e0b\u6587\u3002\u4f8b\u5982\uff0c\u5bf9\u8c61\u56fe\u53ef\u80fd\u663e\u793a\u201c\u5df2\u53d1\u8d27\u201d\u72b6\u6001\u4e0b\u7684\u7279\u5b9a\u8ba2\u5355\uff0c\u800c\u72b6\u6001\u56fe\u5219\u89e3\u91ca\u5176\u5982\u4f55\u4ece\u201c\u5904\u7406\u4e2d\u201d\u8fc7\u6e21\u5230\u201c\u5df2\u53d1\u8d27\u201d\u3002<\/p>\n<h3>\u6d3b\u52a8\u56fe<\/h3>\n<p>\u6d3b\u52a8\u56fe\u7528\u4e8e\u5efa\u6a21\u5de5\u4f5c\u6d41\u7a0b\u3002\u5bf9\u8c61\u56fe\u53ef\u4ee5\u660e\u786e\u5de5\u4f5c\u6d41\u7a0b\u4e2d\u7279\u5b9a\u6d3b\u52a8\u7684\u8f93\u5165\u548c\u8f93\u51fa\u6570\u636e\u3002\u5b83\u4eec\u4f5c\u4e3a\u6d41\u7a0b\u7684\u4e0a\u4e0b\u6587\u6570\u636e\u3002<\/p>\n<h2>\ud83d\udcdd \u6e05\u6670\u6027\u7684\u6700\u4f73\u5b9e\u8df5<\/h2>\n<p>\u4e3a\u786e\u4fdd\u5bf9\u8c61\u56fe\u6210\u4e3a\u6709\u6548\u7684\u6c9f\u901a\u5de5\u5177\uff0c\u8bf7\u9075\u5faa\u4ee5\u4e0b\u6307\u5357\u3002<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u4e00\u81f4\u7684\u547d\u540d\uff1a<\/strong> \u4e3a\u5bf9\u8c61\u575a\u6301\u4f7f\u7528\u547d\u540d\u7ea6\u5b9a\u3002\u4f7f\u7528\u5982 <em>u_<\/em> \u8868\u793a\u7528\u6237\uff0c\u6216 <em>o_<\/em>\u7528\u4e8e\u533a\u5206\u8ba2\u5355\u548c\u7c7b\u3002<\/li>\n<li><strong>\u4fdd\u6301\u53ef\u8bfb\u6027\uff1a<\/strong>\u907f\u514d\u5728\u56fe\u4e2d\u5806\u53e0\u8fc7\u591a\u5bf9\u8c61\u3002\u5982\u679c\u7cfb\u7edf\u6709\u6570\u767e\u4e07\u6761\u8bb0\u5f55\uff0c\u53ea\u9700\u5c55\u793a\u5177\u6709\u4ee3\u8868\u6027\u7684\u6837\u672c\u3002<\/li>\n<li><strong>\u7a81\u51fa\u53d8\u5316\uff1a<\/strong>\u5982\u679c\u6bd4\u8f83\u4e24\u4e2a\u72b6\u6001\uff0c\u4f7f\u7528\u4e0d\u540c\u7684\u989c\u8272\u6216\u7ebf\u578b\u6765\u7a81\u51fa\u663e\u793a\u5feb\u7167\u4e4b\u95f4\u7684\u53d8\u5316\u3002<\/li>\n<li><strong>\u5305\u542b\u4e0a\u4e0b\u6587\u8bf4\u660e\uff1a<\/strong>\u6dfb\u52a0\u4e00\u4e2a\u6587\u672c\u6846\u63cf\u8ff0\u573a\u666f\uff08\u4f8b\u5982\uff0c\u201c\u7ed3\u8d26\u65f6\u62cd\u6444\u7684\u5feb\u7167\u201d\uff09\uff0c\u4ee5\u4fbf\u89c2\u770b\u8005\u7406\u89e3\u65f6\u95f4\u80cc\u666f\u3002<\/li>\n<li><strong>\u4e0e\u4ee3\u7801\u8fdb\u884c\u6838\u5bf9\uff1a<\/strong>\u5982\u679c\u7cfb\u7edf\u5df2\u7ecf\u5b9e\u73b0\uff0c\u5e94\u5c06\u5bf9\u8c61\u56fe\u4e0e\u5b9e\u9645\u4ee3\u7801\u8fdb\u884c\u6838\u5bf9\uff0c\u4ee5\u786e\u4fdd\u51c6\u786e\u6027\u3002<\/li>\n<\/ul>\n<h2>\ud83e\udde9 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