{"id":11158,"date":"2026-04-15T16:49:26","date_gmt":"2026-04-15T08:49:26","guid":{"rendered":"https:\/\/www.archimetric.com\/tw\/learn-erd-modeling-by-doing-5-real-world-examples-that-taught-me-database-design\/"},"modified":"2026-04-15T16:49:26","modified_gmt":"2026-04-15T08:49:26","slug":"learn-erd-modeling-by-doing-5-real-world-examples-that-taught-me-database-design","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/tw\/learn-erd-modeling-by-doing-5-real-world-examples-that-taught-me-database-design\/","title":{"rendered":"\u900f\u904e\u5be6\u4f5c\u5b78\u7fd2ERD\u5efa\u6a21\uff1a5\u500b\u771f\u5be6\u4e16\u754c\u7bc4\u4f8b\u6559\u6703\u6211\u8cc7\u6599\u5eab\u8a2d\u8a08"},"content":{"rendered":"<h2>\u5168\u65b0\u5c0e\u8a00\uff1a\u70ba\u4f55\u7bc4\u4f8b\u7e3d\u662f\u52dd\u904e\u7406\u8ad6<\/h2>\n<p>\u7576\u6211\u7b2c\u4e00\u6b21\u5617\u8a66\u5b78\u7fd2\u5be6\u9ad4\u95dc\u4fc2\u5716\u7e6a\u88fd\u6642\uff0c\u6211\u88ab\u6559\u79d1\u66f8\u4e2d\u95dc\u65bc\u57fa\u6578\u3001\u6b63\u898f\u5316\u548c\u9673\u7b26\u865f\u7684\u89e3\u91cb\u6df9\u6c92\u4e86\u3002\u76f4\u5230\u6211\u958b\u59cb\u53cd\u5411\u5de5\u7a0b\u771f\u5be6\u4e16\u754c\u7684\u7bc4\u4f8b\uff0c\u4e00\u5207\u624d\u8c41\u7136\u958b\u6717\u3002\u4f5c\u70ba\u4e00\u540d\u6bcf\u5929\u8207\u5de5\u7a0b\u5718\u968a\u5408\u4f5c\u7684\u7522\u54c1\u7d93\u7406\uff0c\u6211\u5f8c\u4f86\u63a1\u7528\u4e86\u300c\u900f\u904e\u7bc4\u4f8b\u5b78\u7fd2\u300d\u7684\u65b9\u6cd5\u2014\u2014\u9019\u5fb9\u5e95\u6539\u8b8a\u4e86\u6211\u5efa\u7acb\u8cc7\u6599\u6a21\u578b\u539f\u578b\u7684\u65b9\u5f0f\u3002<\/p>\n<p class=\"\">\u5728\u9019\u4efd\u5be6\u8e10\u5c0e\u5f15\u4e2d\uff0c\u6211\u5c07\u5e36\u4f60\u8d70\u904e\u7531 Visual Paradigm \u7dda\u4e0a ERD \u5de5\u5177\u7cbe\u5fc3\u6311\u9078\u7684\u4e94\u500b ERD \u7bc4\u4f8b\u3002\u91dd\u5c0d\u6bcf\u500b\u7bc4\u4f8b\uff0c\u6211\u6703\u5206\u4eab\u6211\u6240\u5b78\u5230\u7684\u5167\u5bb9\u3001\u5b83\u6240\u5c55\u73fe\u7684\u95dc\u9375\u6982\u5ff5\uff0c\u4ee5\u53ca\u4f60\u53ef\u4ee5\u7acb\u5373\u61c9\u7528\u7684\u5be6\u7528\u6280\u5de7\u3002\u6c92\u6709\u904e\u5ea6\u7684\u8853\u8a9e\u5806\u758a\u2014\u2014\u53ea\u6709\u771f\u5be6\u7684\u6a21\u5f0f\u3001\u771f\u5be6\u7684\u5de5\u4f5c\u6d41\u7a0b\u548c\u771f\u5be6\u7684\u6210\u679c\u3002<\/p>\n<p class=\"\"><img alt=\"Online ERD Tool\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/images\/features\/erd-tool\/01-online-erd-tool.png\"\/><\/p>\n<h2>\u5feb\u901f\u5165\u9580\uff1a\u4f60\u771f\u6b63\u9700\u8981\u76844\u500bERD\u6982\u5ff5<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u4ee5\u4e0b\u662f\u9019\u4e9b\u7bc4\u4f8b\u5c07\u5f37\u5316\u7684\u57fa\u672c\u6982\u5ff5\uff1a<\/p>\n<p>\ud83d\udd39\u00a0<strong>\u5be6\u9ad4<\/strong>\uff1a\u4f60\u7684\u7cfb\u7d71\u4e2d\u7684\u300c\u540d\u8a5e\u300d\uff08\u4f8b\u5982\uff0c<code data-backticks=\"1\">\u5ba2\u6236<\/code>,\u00a0<code data-backticks=\"1\">\u8a02\u55ae<\/code>,\u00a0<code data-backticks=\"1\">\u7522\u54c1<\/code>)<br \/>\n\ud83d\udd39\u00a0<strong>\u5c6c\u6027<\/strong>\uff1a\u63cf\u8ff0\u5be6\u9ad4\u7684\u5c6c\u6027\uff08\u4f8b\u5982\uff0c<code data-backticks=\"1\">\u5ba2\u6236.\u96fb\u5b50\u90f5\u4ef6<\/code>,\u00a0<code data-backticks=\"1\">\u8a02\u55ae.\u65e5\u671f<\/code>)<br \/>\n\ud83d\udd39\u00a0<strong>\u95dc\u4fc2<\/strong>\uff1a\u5be6\u9ad4\u4e4b\u9593\u5982\u4f55\u9023\u7d50\uff08\u4f8b\u5982\uff0c<code data-backticks=\"1\">\u5ba2\u6236\u4e0b\u8a02\u55ae<\/code>)<br \/>\n\ud83d\udd39\u00a0<strong>\u57fa\u6578<\/strong>\uff1a\u300c\u6578\u91cf\u300d\u898f\u5247\uff08\u4e00\u5c0d\u4e00\u3001\u4e00\u5c0d\u591a\u3001\u591a\u5c0d\u591a\uff09<\/p>\n<p>\u660e\u767d\u4e86\u55ce\uff1f\u592a\u597d\u4e86\u3002\u8b93\u6211\u5011\u900f\u904e\u5be6\u969b\u5efa\u9020\u4f86\u5b78\u7fd2\u3002<\/p>\n<hr\/>\n<h2>\u7bc4\u4f8b 1\uff1a\u7c21\u55ae\u7684\u5b78\u6821\u8207\u5b78\u751f ERD\uff08\u975e\u5e38\u9069\u5408\u521d\u5b78\u8005\uff09<\/h2>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/entity-relationship-diagram\/simple-school-and-student-erd\" title=\"Simple School and Student ERD\"><img alt=\"Simple School and Student ERD (ER Diagram Example)\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/aae8b55e-a1c7-4462-9ca8-07020f00ba04.png\"\/><\/a><br \/>\n<a href=\"https:\/\/online.visual-paradigm.com\/diagrams.jsp#diagram:proj=0&amp;type=ERDiagram&amp;gallery=\/repository\/aae8b55e-a1c7-4462-9ca8-07020f00ba04.xml&amp;name=Simple%20School%20and%20Student%20ERD\">\u7c21\u55ae\u7684\u5b78\u6821\u8207\u5b78\u751f ERD<\/a><\/p>\n<h3>\u9019\u500b\u7bc4\u4f8b\u6559\u5c0e\u6211\u5011\u7684\u5167\u5bb9<\/h3>\n<ul>\n<li>\n<p>\u57fa\u672c\u5be6\u9ad4\u5b9a\u7fa9\uff08<code data-backticks=\"1\">\u5b78\u751f<\/code>,\u00a0<code data-backticks=\"1\">\u5b78\u6821<\/code>,\u00a0<code data-backticks=\"1\">\u8ab2\u7a0b<\/code>)<\/p>\n<\/li>\n<li>\n<p>\u4e00\u5c0d\u591a\u95dc\u4fc2\uff08\u4e00\u6240\u5b78\u6821\u6709\u8a31\u591a\u5b78\u751f\uff09<\/p>\n<\/li>\n<li>\n<p>\u4e3b\u8981\u9375\u8b58\u5225\uff08<code data-backticks=\"1\">student_id<\/code>)<\/p>\n<\/li>\n<\/ul>\n<h3>\u6211\u7684\u300c\u604d\u7136\u5927\u609f\u300d\u6642\u523b<\/h3>\n<p>\u6211\u559c\u6b61\u9019\u500b\u7bc4\u4f8b\u5c07\u5c6c\u6027\u4fdd\u6301\u5f97\u975e\u5e38\u7c21\u6f54\u3002\u4f5c\u70ba\u521d\u5b78\u8005\uff0c\u6211\u904e\u53bb\u7e3d\u6703\u628a\u6bcf\u500b\u53ef\u80fd\u7684\u6b04\u4f4d\u90fd\u585e\u9032\u5be6\u9ad4\u4e2d\u3002\u9019\u8b93\u6211\u5b78\u5230\uff1a<strong>\u5f9e\u4f60\u771f\u6b63\u9700\u8981\u7684\u3001\u80fd\u552f\u4e00\u8b58\u5225\u4e26\u9023\u7d50\u5be6\u9ad4\u7684\u9805\u76ee\u958b\u59cb<\/strong>\u4e4b\u5f8c\u96a8\u6642\u90fd\u53ef\u4ee5\u518d\u589e\u52a0\u5c6c\u6027\u3002<\/p>\n<h3>\u6b64\u6a21\u5f0f\u7684\u5c08\u696d\u5c0f\u6280\u5de7<\/h3>\n<p>\u2705 \u4f7f\u7528\u55ae\u6578\u5be6\u9ad4\u540d\u7a31\uff08<code data-backticks=\"1\">\u5b78\u751f<\/code>\u4e0d\u662f<code data-backticks=\"1\">\u5b78\u751f<\/code>\uff09\u4ee5\u4fdd\u6301\u4e00\u81f4\u6027<br \/>\n\u2705 \u5c07\u4e3b\u8981\u9375\u653e\u5728\u6bcf\u500b\u5be6\u9ad4\u6846\u7684\u9802\u90e8\uff0c\u4ee5\u4fbf\u5feb\u901f\u6383\u63cf<br \/>\n\u2705 \u6e05\u695a\u6a19\u793a\u95dc\u4fc2\u7dda\uff08\u300c\u8a3b\u518a\u300d\u3001\u300c\u5c6c\u65bc\u300d\uff09\u4ee5\u907f\u514d\u6b67\u7fa9<\/p>\n<hr\/>\n<h2>\u7bc4\u4f8b 2\uff1aERD \u7bc4\u4f8b \u2013 \u81ea\u52d5\u6ac3\u54e1\u6a5f\uff08\u638c\u63e1\u4ea4\u6613\u6a21\u578b\uff09<\/h2>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/entity-relationship-diagram\/erd-example-atm\" title=\"ERD Example - ATM\"><img alt=\"ERD Example - ATM (ER Diagram Example)\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/7eb24322-267a-4239-8e0c-b8339b1cd46e.png\"\/><\/a><br \/>\n<a href=\"https:\/\/online.visual-paradigm.com\/diagrams.jsp#diagram:proj=0&amp;type=ERDiagram&amp;gallery=\/repository\/7eb24322-267a-4239-8e0c-b8339b1cd46e.xml&amp;name=ERD%20Example%20-%20ATM\">ERD \u7bc4\u4f8b \u2013 \u81ea\u52d5\u6ac3\u54e1\u6a5f<\/a><\/p>\n<h3>\u9019\u500b\u7bc4\u4f8b\u6559\u5c0e\u6211\u5011\u7684\u5167\u5bb9<\/h3>\n<ul>\n<li>\n<p>\u5efa\u6a21\u6642\u6548\u6027\u4ea4\u6613\uff08<code data-backticks=\"1\">\u4ea4\u6613<\/code>\u00a0\u5e36\u6642\u9593\u6233\u7684\u5be6\u9ad4\uff09<\/p>\n<\/li>\n<li>\n<p>\u8655\u7406\u53ef\u9078\u95dc\u4fc2\uff08\u4e00\u5f35\u5361\u53ef\u80fd\u9084\u6c92\u6709\u4efb\u4f55\u4ea4\u6613\uff09<\/p>\n<\/li>\n<li>\n<p>\u5c07\u9a57\u8b49\uff08<code data-backticks=\"1\">\u5361\u7247<\/code>,\u00a0<code data-backticks=\"1\">PIN<\/code>\uff09\u8207\u696d\u52d9\u908f\u8f2f\uff08<code data-backticks=\"1\">\u5e33\u6236<\/code>,\u00a0<code data-backticks=\"1\">\u4ea4\u6613<\/code>)<\/p>\n<\/li>\n<\/ul>\n<h3>\u6211\u7684\u300c\u9813\u609f\u6642\u523b\u300d<\/h3>\n<p>\u9019\u500b\u7bc4\u4f8b\u8b93\u6211\u660e\u767d\u5982\u4f55\u5efa\u6a21\u00a0<strong>\u96a8\u6642\u9593\u8b8a\u5316\u7684\u72c0\u614b\u8b8a\u66f4<\/strong>\u3002\u4e0d\u662f\u50c5\u50c5\u5132\u5b58\u9918\u984d\uff0c\u800c\u662f\u00a0<code data-backticks=\"1\">\u4ea4\u6613<\/code>\u00a0\u5be6\u9ad4\u6703\u8a18\u9304\u6bcf\u4e00\u9805\u64cd\u4f5c\u3002\u6b64\u6a21\u5f0f\u5c0d\u65bc\u5be9\u8a08\u8ffd\u8e64\u3001\u5831\u8868\u751f\u6210\u548c\u9664\u932f\u6975\u70ba\u6709\u7528\u3002<\/p>\n<h3>\u6b64\u6a21\u5f0f\u7684\u5c08\u696d\u5efa\u8b70<\/h3>\n<p>\u2705 \u59cb\u7d42\u5305\u542b\u00a0<code data-backticks=\"1\">created_at<\/code>\/<code data-backticks=\"1\">updated_at<\/code>\u00a0\u6642\u9593\u6233\u8a18\u65bc\u4ea4\u6613\u5be6\u9ad4\u4e0a<br \/>\n\u2705 \u5c0d\u7121\u6cd5\u7368\u7acb\u5b58\u5728\u7684\u9805\u76ee\u4f7f\u7528\u5f31\u5be6\u9ad4\uff08\u865b\u7dda\u6846\uff09\uff08\u4f8b\u5982\u00a0<code data-backticks=\"1\">\u4ea4\u6613\u660e\u7d30<\/code>)<br \/>\n\u2705 \u76f4\u63a5\u5728\u95dc\u4fc2\u7dda\u689d\u4e0a\u8a18\u9304\u57fa\u6578\uff1a\u00a0<code data-backticks=\"1\">1..*<\/code>\u00a0\u8868\u793a\u300c\u4e00\u500b\u6216\u4ee5\u4e0a\u300d<\/p>\n<hr\/>\n<h2>\u7bc4\u4f8b 3\uff1a\u5be6\u9ad4\u95dc\u4fc2\u5716\uff1a\u7dda\u4e0a\u66f8\u5e97\uff08\u96fb\u5b50\u5546\u52d9\u6a21\u5f0f\uff09<\/h2>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/entity-relationship-diagram\/entity-relationship-diagram-online-bookstore\" title=\"Entity Relationship Diagram: Online Bookstore\"><img alt=\"Entity Relationship Diagram: Online Bookstore (ER Diagram Example)\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/3e0bd6b5-3c97-473e-a842-e68910b01dea.png\"\/><\/a><br \/>\n<a href=\"https:\/\/online.visual-paradigm.com\/diagrams.jsp#diagram:proj=0&amp;type=ERDiagram&amp;gallery=\/repository\/3e0bd6b5-3c97-473e-a842-e68910b01dea.xml&amp;name=Entity%20Relationship%20Diagram:%20Online%20Bookstore\">\u5be6\u9ad4\u95dc\u4fc2\u5716\uff1a\u7dda\u4e0a\u66f8\u5e97<\/a><\/p>\n<h3>\u6b64\u7bc4\u4f8b\u6240\u6559\u5c0e\u7684\u5167\u5bb9<\/h3>\n<ul>\n<li>\n<p>\u591a\u5c0d\u591a\u95dc\u4fc2\u900f\u904e\u4ea4\u96c6\u8868\u683c\u89e3\u6c7a\uff08<code data-backticks=\"1\">\u8a02\u55ae\u9805\u76ee<\/code>\u00a0\u9023\u63a5\u00a0<code data-backticks=\"1\">\u8a02\u55ae<\/code>\u00a0\u548c\u00a0<code data-backticks=\"1\">\u66f8\u7c4d<\/code>)<\/p>\n<\/li>\n<li>\n<p>\u968e\u5c64\u5f0f\u5206\u985e\uff08<code data-backticks=\"1\">\u5206\u985e<\/code>\u00a0\u5177\u6709\u81ea\u6211\u5f15\u7528\u95dc\u4fc2\uff09<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528\u8005\u7522\u751f\u5167\u5bb9\u6a21\u5f0f\uff08<code data-backticks=\"1\">\u8a55\u8ad6<\/code>,\u00a0<code data-backticks=\"1\">\u8a55\u5206<\/code>\u00a0\u540c\u6642\u9023\u7d50\u81f3\u00a0<code data-backticks=\"1\">\u4f7f\u7528\u8005<\/code>\u00a0\u548c\u00a0<code data-backticks=\"1\">\u66f8\u7c4d<\/code>)<\/p>\n<\/li>\n<\/ul>\n<h3>\u6211\u7684\u300c\u604d\u7136\u5927\u609f\u300d\u6642\u523b<\/h3>\n<p>\u90a3\u500b\u00a0<code data-backticks=\"1\">\u8a02\u55ae\u9805\u76ee<\/code>\u00a0\u5be6\u9ad4\u8b93\u6211\u8c41\u7136\u958b\u6717\u3002\u6211\u904e\u53bb\u4e00\u76f4\u8a66\u5716\u76f4\u63a5\u9023\u63a5\u00a0<code data-backticks=\"1\">\u8a02\u55ae<\/code>\u00a0\u81f3\u00a0<code data-backticks=\"1\">\u66f8\u7c4d<\/code>\u00a0\u4f7f\u7528\u591a\u5c0d\u591a\u7dda\u8def\uff0c\u4f46\u6b64\u7bc4\u4f8b\u986f\u793a\u4e86\u70ba\u4ec0\u9ebc\u9700\u8981\u4e00\u500b\u00a0<strong>\u9023\u63a5\u5be6\u9ad4<\/strong>\u00a0\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\uff1a\u5b83\u8b93\u4f60\u80fd\u5920\u5132\u5b58\u6578\u91cf\u3001\u8cfc\u8cb7\u6642\u7684\u50f9\u683c\u4ee5\u53ca\u5176\u4ed6\u8207\u8a02\u55ae\u76f8\u95dc\u7684\u8a73\u7d30\u8cc7\u8a0a\u3002<\/p>\n<h3>\u6b64\u6a21\u5f0f\u7684\u5c08\u696d\u63d0\u793a<\/h3>\n<p>\u2705 \u6e05\u6670\u547d\u540d\u9023\u63a5\u5be6\u9ad4\uff08<code data-backticks=\"1\">OrderItem<\/code>\uff0c\u800c\u4e0d\u662f\u00a0<code data-backticks=\"1\">OrderBook<\/code>\uff09\u4ee5\u53cd\u6620\u5176\u7528\u9014<br \/>\n\u2705 \u5132\u5b58\u6b77\u53f2\u503c\uff08\u4f8b\u5982\u00a0<code data-backticks=\"1\">unit_price<\/code>\uff09\u65bc\u9023\u63a5\u8868\u683c\u4e2d\u5132\u5b58\u2014\u2014\u7d55\u4e0d\u4f9d\u8cf4\u76ee\u524d\u7684\u7522\u54c1\u8cc7\u6599<br \/>\n\u2705 \u614e\u7528\u905e\u8ff4\u95dc\u4fc2\uff1b\u5728\u8a3b\u89e3\u4e2d\u8a18\u8f09\u5c64\u7d1a\u6df1\u5ea6\u9650\u5236<\/p>\n<hr\/>\n<h2>\u7bc4\u4f8b 4\uff1aERD \u7bc4\u4f8b\uff1a\u91ab\u9662\u7ba1\u7406\u7cfb\u7d71\uff08\u8907\u96dc\u73fe\u5be6\u4e16\u754c\u5efa\u6a21\uff09<\/h2>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/entity-relationship-diagram\/erd-example-hospital-management-system\" title=\"ERD Example: Hospital Management System\"><img alt=\"ERD Example: Hospital Management System (ER Diagram Example)\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/a5f46368-38e9-4d47-9580-0c4d68c0a629.png\"\/><\/a><br \/>\n<a href=\"https:\/\/online.visual-paradigm.com\/diagrams.jsp#diagram:proj=0&amp;type=ERDiagram&amp;gallery=\/repository\/a5f46368-38e9-4d47-9580-0c4d68c0a629.xml&amp;name=ERD%20Example:%20Hospital%20Management%20System\">ERD \u7bc4\u4f8b\uff1a\u91ab\u9662\u7ba1\u7406\u7cfb\u7d71<\/a><\/p>\n<h3>\u6b64\u7bc4\u4f8b\u6240\u6559\u5c0e\u7684\u5167\u5bb9<\/h3>\n<ul>\n<li>\n<p>\u5efa\u6a21\u8907\u96dc\u7684\u5de5\u4f5c\u6d41\u7a0b\uff08<code data-backticks=\"1\">Appointment<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\">Diagnosis<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\">Treatment<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\">Billing<\/code>)<\/p>\n<\/li>\n<li>\n<p>\u8655\u7406\u57fa\u65bc\u89d2\u8272\u7684\u95dc\u4fc2\uff08<code data-backticks=\"1\">Staff<\/code>\u00a0\u4f5c\u70ba\u00a0<code data-backticks=\"1\">Doctor<\/code>,\u00a0<code data-backticks=\"1\">\u8b77\u58eb<\/code>\uff0c\u6216<code data-backticks=\"1\">\u7ba1\u7406\u54e1<\/code>)<\/p>\n<\/li>\n<li>\n<p>\u96b1\u79c1\u610f\u8b58\u8a2d\u8a08\uff08\u5206\u96e2<code data-backticks=\"1\">\u75c5\u60a3<\/code>\u4eba\u53e3\u7d71\u8a08\u8cc7\u6599\u8207<code data-backticks=\"1\">\u91ab\u7642\u7d00\u9304<\/code>)<\/p>\n<\/li>\n<\/ul>\n<h3>\u6211\u7684\u300c\u9813\u609f\u6642\u523b\u300d<\/h3>\n<p>\u9019\u500b\u7bc4\u4f8b\u6559\u6703\u4e86\u6211<strong>\u6a21\u7d44\u5316\u5efa\u6a21<\/strong>\u3002\u800c\u4e0d\u662f\u4e00\u500b\u9f90\u5927\u7684<code data-backticks=\"1\">\u75c5\u60a3<\/code>\u5be6\u9ad4\u64c1\u6709 50 \u500b\u6b04\u4f4d\uff0c\u76f8\u95dc\u7684\u8b70\u984c\u88ab\u62c6\u5206\u70ba<code data-backticks=\"1\">\u75c5\u60a3<\/code>,\u00a0<code data-backticks=\"1\">\u91ab\u7642\u7d00\u9304<\/code>,\u00a0<code data-backticks=\"1\">\u4fdd\u96aa<\/code>\uff0c\u4ee5\u53ca<code data-backticks=\"1\">\u7dca\u6025\u806f\u7d61\u4eba<\/code>\u3002\u9019\u4f7f\u5f97\u5716\u8868\u66f4\u6613\u65bc\u95b1\u8b80\uff0c\u8cc7\u6599\u5eab\u4e5f\u66f4\u6613\u65bc\u7dad\u8b77\u3002<\/p>\n<h3>\u6b64\u6a21\u5f0f\u7684\u5c08\u696d\u63d0\u793a<\/h3>\n<p>\u2705 \u4f7f\u7528\u984f\u8272\u7de8\u78bc\u6216\u5206\u7d44\u6846\u4f86\u8996\u89ba\u5316\u805a\u96c6\u76f8\u95dc\u5be6\u9ad4\uff08\u4f8b\u5982\uff0c\u6240\u6709\u8a08\u8cbb\u5be6\u9ad4\uff09<br \/>\n\u2705 \u70ba\u7121\u6cd5\u4ee5\u5716\u5f62\u65b9\u5f0f\u5448\u73fe\u7684\u696d\u52d9\u898f\u5247\u6dfb\u52a0\u8a3b\u89e3\uff08\u300c\u75c5\u60a3\u5fc5\u9808\u6709\u4e00\u4f4d\u4e3b\u8981\u7167\u9867\u91ab\u5e2b\u300d\uff09<br \/>\n\u2705 \u5c3d\u65e9\u5efa\u6a21\u5be9\u8a08\u9700\u6c42\uff1a\u8ab0\u5b58\u53d6\u4e86\u7d00\u9304\u3001\u4f55\u6642\u4ee5\u53ca\u70ba\u4f55<\/p>\n<hr\/>\n<h2>\u7bc4\u4f8b 5\uff1aER \u6a21\u578b\uff1a\u5b78\u751f\u5206\u6578 \u2013 \u4e09\u5143\u95dc\u4fc2\uff08\u9032\u968e\u6982\u5ff5\uff09<\/h2>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/entity-relationship-diagram\/er-model-student-score-ternary-relationship\" title=\"ER Model: Student Score - Ternary Relationship\"><img alt=\"ER Model: Student Score - Ternary Relationship (ER Diagram Example)\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/8c19cb11-48a3-4ebf-a914-08efc3484567.png\"\/><\/a><br \/>\n<a href=\"https:\/\/online.visual-paradigm.com\/diagrams.jsp#diagram:proj=0&amp;type=ERDiagram&amp;gallery=\/repository\/8c19cb11-48a3-4ebf-a914-08efc3484567.xml&amp;name=ER%20Model:%20Student%20Score%20-%20Ternary%20Relationship\">ER \u6a21\u578b\uff1a\u5b78\u751f\u5206\u6578 \u2013 \u4e09\u5143\u95dc\u4fc2<\/a><\/p>\n<h3>\u9019\u500b\u7bc4\u4f8b\u6240\u6559\u5c0e\u7684\u5167\u5bb9<\/h3>\n<ul>\n<li>\n<p>\u4e09\u5143\u95dc\u4fc2\uff1a\u7576\u4e09\u500b\u5be6\u9ad4\u6709\u610f\u7fa9\u5730\u4ea4\u6703\u6642\uff08<code data-backticks=\"1\">\u5b78\u751f<\/code>\u00a0+\u00a0<code data-backticks=\"1\">\u8ab2\u7a0b<\/code>\u00a0+\u00a0<code data-backticks=\"1\">\u5b78\u671f<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\">\u6210\u7e3e<\/code>)<\/p>\n<\/li>\n<li>\n<p>\u4f55\u6642\u61c9\u4ee5\u95dc\u806f\u5be6\u9ad4\u53d6\u4ee3\u4e09\u5143\u95dc\u4fc2\u4ee5\u63d0\u5347\u6e05\u6670\u5ea6<\/p>\n<\/li>\n<li>\n<p>\u5efa\u6a21\u6642\u9593\u9650\u5236\u95dc\u4fc2\uff08\u5b78\u751f\u5728\u8ab2\u7a0b\u4e2d\u7684\u6210\u7e3e\u53d6\u6c7a\u65bc\u5b78\u671f\uff09<\/p>\n<\/li>\n<\/ul>\n<h3>\u6211\u7684\u300c\u604d\u7136\u5927\u609f\u300d\u6642\u523b<\/h3>\n<p>\u6211\u904e\u53bb\u7e3d\u662f\u5f37\u884c\u5c07\u4e09\u5143\u95dc\u4fc2\u8f49\u63db\u70ba\u591a\u500b\u4e8c\u5143\u95dc\u4fc2\uff0c\u56e0\u800c\u907a\u5931\u4e86\u95dc\u9375\u7684\u4e0a\u4e0b\u6587\u3002\u9019\u500b\u4f8b\u5b50\u986f\u793a\u4e86<strong>\u6709\u6642\u4e09\u5411\u95dc\u4fc2\u624d\u662f\u6700\u8aa0\u5be6\u7684\u5448\u73fe\u65b9\u5f0f<\/strong>\u2014\u2014\u4f46\u901a\u5e38\uff0c\u5c07\u5176\u8f49\u63db\u70ba\u95dc\u806f\u5be6\u9ad4\uff08<code data-backticks=\"1\">\u8a3b\u518a<\/code>\uff09\u4e26\u5e36\u6709\u5c6c\u6027\uff08<code data-backticks=\"1\">\u6210\u7e3e<\/code>,\u00a0<code data-backticks=\"1\">\u51fa\u52e4<\/code>\uff09\u5728\u5be6\u4f5c\u4e0a\u66f4\u5177\u5be6\u7528\u6027\u3002<\/p>\n<h3>\u6b64\u6a21\u5f0f\u7684\u5c08\u696d\u5efa\u8b70<\/h3>\n<p>\u2705 \u554f\u984c\uff1a\u300c\u9019\u500b\u95dc\u4fc2\u662f\u5426\u80fd\u64c1\u6709\u81ea\u5df1\u7684\u5c6c\u6027\uff1f\u300d\u5982\u679c\u53ef\u4ee5\uff0c\u5c31\u4f7f\u7528\u95dc\u806f\u5be6\u9ad4<br \/>\n\u2705 \u5728\u5716\u793a\u8a3b\u89e3\u4e2d\u8a18\u8f09\u9700\u8981\u4e09\u5143\u95dc\u4fc2\u7684\u5546\u696d\u898f\u5247<br \/>\n\u2705 \u5728\u5be6\u4f5c\u4e2d\uff0c\u95dc\u806f\u5be6\u9ad4\u901a\u5e38\u6703\u8b8a\u6210\u4e00\u500b\u5177\u6709\u4e09\u500b\u5916\u9375\u7684\u8cc7\u6599\u8868<\/p>\n<hr\/>\n<h2>\u6211\u6700\u9802\u5c16\u76845\u500bERD\u6280\u5de7\u8207\u8a23\u7ac5\uff08\u89aa\u8eab\u7d93\u9a57\u5f97\u4f86\uff09<\/h2>\n<p>\u5728\u7d93\u904e\u6578\u5341\u500b\u7bc4\u4f8b\u7684\u5be6\u4f5c\u5f8c\uff0c\u9019\u4e9b\u7fd2\u6163\u70ba\u6211\u7bc0\u7701\u4e86\u6578\u5c0f\u6642\u7684\u6642\u9593\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u5f9e\u6982\u5ff5\u51fa\u767c\uff0c\u518d\u9010\u6b65\u7cbe\u7149<\/strong><br \/>\n\u5148\u5728\u7d19\u4e0a\u8349\u64ec\u5be6\u9ad4\u8207\u95dc\u4fc2\u3002\u5728\u7d50\u69cb\u611f\u89ba\u6b63\u78ba\u4e4b\u524d\uff0c\u4e0d\u8981\u5361\u5728\u5c6c\u6027\u7d30\u7bc0\u4e0a\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5c07\u95dc\u4fc2\u547d\u540d\u70ba\u52d5\u8a5e<\/strong><br \/>\n<code data-backticks=\"1\">\u5ba2\u6236\u4e0b\u8a02\u55ae<\/code>\u6bd4\u55ae\u7d14\u7684\u4e00\u689d\u7dda\u66f4\u6e05\u6670\u3002\u672a\u4f86\u7684\u4f60\uff08\u4ee5\u53ca\u4f60\u7684\u5718\u968a\u6210\u54e1\uff09\u6703\u611f\u8b1d\u4f60\u7684\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5c07\u7bc4\u4f8b\u5716\u5eab\u7576\u4f5c\u901f\u67e5\u8868\u4f7f\u7528<\/strong><br \/>\nVisual Paradigm \u7684\u7bc4\u672c\u8cc7\u6599\u5eab\u4e0d\u50c5\u662f\u9748\u611f\u4f86\u6e90\uff0c\u66f4\u662f\u4e00\u5957\u6a21\u5f0f\u8cc7\u6599\u5eab\u3002\u8907\u88fd\u4e00\u500b\u985e\u4f3c\u7684\u7bc4\u4f8b\u4e26\u52a0\u4ee5\u8abf\u6574\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u900f\u904e\u5be6\u969b\u60c5\u5883\u9a57\u8b49\u57fa\u6578<\/strong><br \/>\n\u554f\uff1a\u300c\u9019\u6709\u53ef\u80fd\u767c\u751f\u55ce\uff1f\u300d\uff08\u4f8b\u5982\uff1a\u300c\u8a02\u55ae\u53ef\u4ee5\u5728\u6c92\u6709\u5ba2\u6236\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\u55ce\uff1f\u300d\u5982\u679c\u53ef\u4ee5\uff0c\u5247\u8abf\u6574\u57fa\u6578\uff09\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u65b0\u589e\u300c\u5716\u4f8b\u300d\u6216\u300c\u8a3b\u89e3\u300d\u5be6\u9ad4<\/strong><br \/>\n\u5c0d\u65bc\u8907\u96dc\u7684\u5716\u8868\uff0c\u8acb\u52a0\u5165\u4e00\u500b\u6d6e\u52d5\u7684\u8a3b\u89e3\u6846\uff0c\u7528\u4ee5\u8aaa\u660e\u5047\u8a2d\u3001\u696d\u52d9\u898f\u5247\u6216\u7248\u672c\u8cc7\u8a0a\u3002<\/p>\n<\/li>\n<\/ol>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/04\/img_69df51175f0b3.\"\/><\/p>\n<h1>\u6982\u5ff5\u6027\u5be6\u9ad4\u95dc\u4fc2\u5716<\/h1>\n<p>\u8a2d\u8a08\u8005\uff1a<a href=\"https:\/\/online.visual-paradigm.com\/community\/user\/gugu%20dev\">@Gugu Dev<\/a><\/p>\n<hr\/>\n<h2>\u65b0\u7d50\u8ad6\uff1a\u8f2a\u5230\u4f60\u900f\u904e\u5be6\u4f5c\u4f86\u5b78\u7fd2\u4e86<\/h2>\n<p>\u8cc7\u6599\u5eab\u8a2d\u8a08\u4e0d\u4e00\u5b9a\u8981\u4ee4\u4eba\u6050\u61fc\u3002\u900f\u904e\u7814\u7a76\u73fe\u5be6\u4e16\u754c\u7684\u7bc4\u4f8b\u2014\u2014\u4f8b\u5982\u6211\u5011\u63a2\u8a0e\u7684\u4e94\u500b\u7bc4\u4f8b\u2014\u2014\u4f60\u5c07\u5167\u5316\u6559\u79d1\u66f8\u7121\u6cd5\u50b3\u9054\u7684\u6a21\u5f0f\u3002\u5f9e\u7c21\u55ae\u5b78\u6821\u7684\u5be6\u9ad4\u95dc\u4fc2\u5716\u958b\u59cb\uff0c\u5efa\u7acb\u4fe1\u5fc3\uff0c\u7136\u5f8c\u9010\u6b65\u6311\u6230\u66f4\u8907\u96dc\u7684\u6a21\u578b\uff0c\u4f8b\u5982\u91ab\u9662\u7cfb\u7d71\u6216\u4e09\u5143\u95dc\u4fc2\u7bc4\u4f8b\u3002<\/p>\n<p>\u6211\u7684\u5efa\u8b70\u662f\uff1f\u6253\u958b Visual Paradigm \u7684\u7dda\u4e0a\u5be6\u9ad4\u95dc\u4fc2\u5716\u5de5\u5177\uff0c\u8907\u88fd\u5176\u4e2d\u4e00\u500b\u7bc4\u4f8b\uff0c\u4e26\u6539\u8b8a\u4e00\u500b\u5730\u65b9\u3002\u65b0\u589e\u4e00\u500b\u5c6c\u6027\uff0c\u4fee\u6539\u4e00\u500b\u95dc\u4fc2\uff0c\u628a\u5b83\u5f04\u58de\uff0c\u518d\u4fee\u5fa9\u5b83\u3002\u6b63\u662f\u9019\u7a2e\u89aa\u624b\u5be6\u4f5c\u7684\u5be6\u9a57\uff0c\u624d\u6703\u5e36\u4f86\u771f\u6b63\u7684\u7cbe\u901a\u3002<\/p>\n<p>\u6700\u512a\u79c0\u7684\u5be6\u9ad4\u95dc\u4fc2\u5716\u8a2d\u8a08\u5e2b\uff0c\u4e26\u975e\u90a3\u4e9b\u6b7b\u8a18\u7b26\u865f\u7684\u4eba\uff0c\u800c\u662f\u90a3\u4e9b\u5df2\u9006\u5411\u5de5\u7a0b\u904e\u8db3\u5920\u591a\u771f\u5be6\u7cfb\u7d71\uff0c\u80fd\u76f4\u89ba\u8fa8\u8b58\u6a21\u5f0f\u7684\u4eba\u3002\u4f60\u7684\u65c5\u7a0b\u5f9e\u4e00\u500b\u7bc4\u4f8b\u958b\u59cb\u3002\u4f60\u6703\u5148\u5617\u8a66\u54ea\u4e00\u500b\uff1f<\/p>\n<hr\/>\n<h2>\u53c3\u8003\u6587\u737b<\/h2>\n<ol>\n<li>\n<p><strong><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/erd-tool\/\">Visual Paradigm \u7dda\u4e0a\u5be6\u9ad4\u95dc\u4fc2\u5716\u5de5\u5177<\/a><\/strong>\uff1a\u529f\u80fd\u5b8c\u6574\u7684\u7dda\u4e0a\u5e73\u53f0\uff0c\u53ef\u8f15\u9b06\u4ee5\u62d6\u66f3\u65b9\u5f0f\u5efa\u7acb\u6982\u5ff5\u6027\u3001\u908f\u8f2f\u6027\u8207\u5be6\u9ad4\u6027\u5be6\u9ad4\u95dc\u4fc2\u5716\u3002<\/p>\n<\/li>\n<li>\n<p><strong><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/entity-relationship-diagram\/simple-school-and-student-erd\">\u7c21\u55ae\u5b78\u6821\u8207\u5b78\u751f\u5be6\u9ad4\u95dc\u4fc2\u5716<\/a><\/strong>\uff1a\u9069\u5408\u521d\u5b78\u8005\u7684\u7bc4\u4f8b\uff0c\u5c55\u793a\u6559\u80b2\u60c5\u5883\u4e2d\u7684\u57fa\u672c\u5be6\u9ad4\u3001\u5c6c\u6027\u8207\u4e00\u5c0d\u591a\u95dc\u4fc2\u3002<\/p>\n<\/li>\n<li>\n<p><strong><a 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