{"id":1729,"date":"2026-04-10T03:47:41","date_gmt":"2026-04-10T03:47:41","guid":{"rendered":"https:\/\/www.viz-note.com\/cn\/normalized-vs-denormalized-erd-read-heavy-workloads\/"},"modified":"2026-04-10T03:47:41","modified_gmt":"2026-04-10T03:47:41","slug":"normalized-vs-denormalized-erd-read-heavy-workloads","status":"publish","type":"post","link":"https:\/\/www.viz-note.com\/cn\/normalized-vs-denormalized-erd-read-heavy-workloads\/","title":{"rendered":"\u5bf9\u6bd4\uff1a\u9488\u5bf9\u8bfb\u53d6\u5bc6\u96c6\u578b\u5de5\u4f5c\u8d1f\u8f7d\u7684\u89c4\u8303\u5316\u4e0e\u975e\u89c4\u8303\u5316\u5b9e\u4f53\u5173\u7cfb\u56fe\u7b56\u7565"},"content":{"rendered":"<p>\u8bbe\u8ba1\u4e00\u4e2a\u7a33\u5065\u7684\u6570\u636e\u67b6\u6784\u9700\u8981\u5e73\u8861\u76f8\u4e92\u51b2\u7a81\u7684\u76ee\u6807\u3002\u5b8c\u6574\u6027\u3001\u6027\u80fd\u548c\u53ef\u7ef4\u62a4\u6027\u5f80\u5f80\u671d\u7740\u4e0d\u540c\u65b9\u5411\u53d1\u5c55\u3002\u5f53\u7cfb\u7edf\u5c06\u91cd\u70b9\u8f6c\u5411\u8bfb\u53d6\u5bc6\u96c6\u578b\u64cd\u4f5c\u65f6\uff0c\u4f20\u7edf\u7684\u6a21\u5f0f\u8bbe\u8ba1\u89c4\u5219\u4f1a\u9762\u4e34\u5de8\u5927\u538b\u529b\u3002\u5b9e\u4f53\u5173\u7cfb\u56fe\uff08ERD\uff09\u4e0d\u518d\u4ec5\u4ec5\u662f\u4e00\u4e2a\u9759\u6001\u84dd\u56fe\uff0c\u800c\u662f\u5e94\u7528\u7a0b\u5e8f\u903b\u8f91\u4e0e\u5b58\u50a8\u5f15\u64ce\u4e4b\u95f4\u7684\u5951\u7ea6\u3002\u672c\u6307\u5357\u63a2\u8ba8\u4e86\u5728\u9ad8\u541e\u5410\u91cf\u8bfb\u53d6\u5de5\u4f5c\u8d1f\u8f7d\u80cc\u666f\u4e0b\uff0c\u89c4\u8303\u5316\u4e0e\u975e\u89c4\u8303\u5316\u65b9\u6cd5\u4e4b\u95f4\u7684\u6218\u7565\u5dee\u5f02\u3002<\/p>\n<p>\u662f\u5426\u8fdb\u884c\u89c4\u8303\u5316\u6216\u975e\u89c4\u8303\u5316\u5e76\u975e\u975e\u6b64\u5373\u5f7c\u7684\u9009\u62e9\u3002\u5b83\u9700\u8981\u6743\u8861\u6570\u636e\u5197\u4f59\u7684\u6210\u672c\u4e0e\u6570\u636e\u68c0\u7d22\u7684\u6210\u672c\u3002\u5728\u8bfb\u53d6\u64cd\u4f5c\u4e3b\u5bfc\u4e8b\u52a1\u65e5\u5fd7\u7684\u73af\u5883\u4e2d\uff0c\u6700\u5c0f\u5316\u8fde\u63a5\u590d\u6742\u6027\u901a\u5e38\u6210\u4e3a\u4e3b\u8981\u7684\u4f18\u5316\u76ee\u6807\u3002\u7136\u800c\uff0c\u5f15\u5165\u5197\u4f59\u4f1a\u4e3a\u6570\u636e\u4e00\u81f4\u6027\u548c\u5199\u5165\u64cd\u4f5c\u5e26\u6765\u65b0\u7684\u6311\u6218\u3002\u6211\u4eec\u5fc5\u987b\u5206\u6790\u8fd9\u4e9b\u6743\u8861\uff0c\u4ee5\u9009\u62e9\u5408\u9002\u7684\u7ed3\u6784\u7b56\u7565\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Educational infographic comparing normalized versus denormalized Entity Relationship Diagram strategies for read-heavy database workloads. Features side-by-side comparison with pastel blue and coral pink flat design icons: normalized approach highlights data integrity, storage efficiency, and write performance with multi-table structure; denormalized approach emphasizes faster queries, reduced I\/O, and simplified code with consolidated tables. Includes strategic comparison table covering integrity, read\/write performance, storage, and maintenance trade-offs. Decision framework guides when to choose each approach, plus hybrid solutions like indexing, materialized views, and read replicas. Clean rounded design with black outlines, ample white space, friendly typography optimized for students and social media sharing.\" decoding=\"async\" src=\"https:\/\/www.viz-note.com\/wp-content\/uploads\/2026\/04\/normalized-vs-denormalized-erd-strategies-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83c\udfd7\ufe0f 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\u66f4\u6241\u5e73\u7684\u7ed3\u6784\u901a\u5e38\u66f4\u5bb9\u6613\u5728\u5185\u5b58\u4e2d\u9ad8\u6548\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<h3>\u98ce\u9669\u4e0e\u7f3a\u70b9<\/h3>\n<p>\u53cd\u89c4\u8303\u5316\u7684\u9996\u8981\u6210\u672c\u662f\u6570\u636e\u4e00\u81f4\u6027\u3002\u5982\u679c\u6e90\u6570\u636e\u53d1\u751f\u53d8\u5316\uff0c\u6240\u6709\u5197\u4f59\u526f\u672c\u90fd\u5fc5\u987b\u540c\u65f6\u66f4\u65b0\u3002\u5426\u5219\u4f1a\u5bfc\u81f4\u6570\u636e\u8fc7\u65f6\u3002<\/p>\n<ul>\n<li><strong>\u66f4\u65b0\u5f02\u5e38\uff1a<\/strong> \u66f4\u65b0\u5ba2\u6237\u59d3\u540d\u9700\u8981\u627e\u5230\u5e76\u66f4\u6539\u6240\u6709\u5f15\u7528\u8be5\u5ba2\u6237\u7684\u8ba2\u5355\u8bb0\u5f55\u3002<\/li>\n<li><strong>\u5b58\u50a8\u81a8\u80c0\uff1a<\/strong> \u590d\u5236\u6570\u636e\u4f1a\u589e\u52a0\u6570\u636e\u5e93\u7684\u603b\u5927\u5c0f\u3002<\/li>\n<li><strong>\u5199\u5165\u590d\u6742\u6027\uff1a<\/strong> \u5199\u5165\u4e8b\u52a1\u53d8\u5f97\u66f4\u52a0\u590d\u6742\uff0c\u901a\u5e38\u9700\u8981\u66f4\u591a\u7684\u9501\u6216\u66f4\u957f\u7684\u4e8b\u52a1\u65f6\u95f4\u3002<\/li>\n<li><strong>\u6a21\u5f0f\u50f5\u5316\uff1a<\/strong> \u6dfb\u52a0\u65b0\u5b57\u6bb5\u53ef\u80fd\u9700\u8981\u66f4\u65b0\u591a\u4e2a\u8868\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u5176\u4e2d\u4e00\u4e2a\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udcc8 \u5206\u6790\u8bfb\u53d6\u5bc6\u96c6\u578b\u5de5\u4f5c\u8d1f\u8f7d\u7279\u5f81<\/h2>\n<p>\u4e3a\u4e86\u9009\u62e9\u6b63\u786e\u7684\u7b56\u7565\uff0c\u5fc5\u987b\u4e86\u89e3\u5de5\u4f5c\u8d1f\u8f7d\u7684\u5177\u4f53\u6027\u8d28\u3002\u8bfb\u53d6\u5bc6\u96c6\u578b\u7cfb\u7edf\u4e0e\u5199\u5165\u9891\u7e41\u4e14\u5173\u952e\u7684\u4e8b\u52a1\u578b\u7cfb\u7edf\u6709\u663e\u8457\u533a\u522b\u3002<\/p>\n<h3>\u67e5\u8be2\u6a21\u5f0f<\/h3>\n<p>\u5e94\u7528\u7a0b\u5e8f\u6267\u884c\u7684\u662f\u590d\u6742\u7684\u5206\u6790\u67e5\u8be2\u8fd8\u662f\u7b80\u5355\u7684\u67e5\u627e\uff1f\u6d89\u53ca\u591a\u8868\u805a\u5408\u7684\u590d\u6742\u67e5\u8be2\u4ece\u53cd\u89c4\u8303\u5316\u4e2d\u53d7\u76ca\u3002\u5982\u679c\u7d22\u5f15\u8c03\u4f18\u5f97\u5f53\uff0c\u901a\u8fc7ID\u8fdb\u884c\u7684\u7b80\u5355\u67e5\u627e\u4f7f\u7528\u89c4\u8303\u5316\u4e5f\u80fd\u8868\u73b0\u826f\u597d\u3002<\/p>\n<ul>\n<li><strong>\u70b9\u67e5\u8be2\uff1a<\/strong> \u901a\u8fc7ID\u68c0\u7d22\u5355\u4e2a\u8bb0\u5f55\u3002<\/li>\n<li><strong> \u8303\u56f4\u67e5\u8be2\uff1a<\/strong> \u68c0\u7d22\u65e5\u671f\u8303\u56f4\u5185\u7684\u8bb0\u5f55\u96c6\u5408\u3002<\/li>\n<li><strong> \u805a\u5408\uff1a<\/strong> \u5728\u5927\u578b\u6570\u636e\u96c6\u4e0a\u8ba1\u7b97\u603b\u8ba1\u3001\u5e73\u5747\u503c\u6216\u8ba1\u6570\u3002<\/li>\n<\/ul>\n<h3> \u5ef6\u8fdf\u8981\u6c42<\/h3>\n<p> \u9ad8\u9891\u4ea4\u6613\u5e73\u53f0\u6216\u5b9e\u65f6\u4eea\u8868\u677f\u65e0\u6cd5\u627f\u53d7\u590d\u6742\u8fde\u63a5\u5e26\u6765\u7684\u5ef6\u8fdf\u3002\u5728\u8fd9\u4e9b\u573a\u666f\u4e2d\uff0c\u53cd\u89c4\u8303\u5316\u901a\u5e38\u662f\u4e00\u79cd\u5fc5\u8981\u800c\u975e\u9009\u62e9\u3002\u76f8\u53cd\uff0c\u5982\u679c\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5bb9\u5fcd\u51e0\u767e\u6beb\u79d2\u7684\u5ef6\u8fdf\uff0c\u901a\u8fc7\u9002\u5f53\u7684\u7d22\u5f15\uff0c\u89c4\u8303\u5316\u53ef\u80fd\u5df2\u7ecf\u8db3\u591f\u3002<\/p>\n<h3> \u6570\u636e\u4e00\u81f4\u6027\u5bb9\u5fcd\u5ea6<\/h3>\n<p> \u662f\u5426\u9700\u8981\u7acb\u5373\u4e00\u81f4\u6027\uff1f\u5982\u679c\u7cfb\u7edf\u53ef\u4ee5\u5bb9\u5fcd\u6700\u7ec8\u4e00\u81f4\u6027\uff0c\u53cd\u89c4\u8303\u5316\u5c06\u53d8\u5f97\u5b89\u5168\u5f97\u591a\u3002\u8bfb\u53d6\u526f\u672c\u6216\u5f02\u6b65\u66f4\u65b0\u673a\u5236\u53ef\u4ee5\u5728\u4e0d\u963b\u585e\u5199\u64cd\u4f5c\u7684\u60c5\u51b5\u4e0b\u5904\u7406\u5197\u4f59\u6570\u636e\u7684\u540c\u6b65\u3002<\/p>\n<h2>\ud83d\udccb \u6218\u7565\u5bf9\u6bd4\u8868<\/h2>\n<p>\u4e0b\u8868\u603b\u7ed3\u4e86\u5728\u6570\u636e\u5e93\u8bbe\u8ba1\u80cc\u666f\u4e0b\u4e24\u79cd\u65b9\u6cd5\u7684\u5173\u952e\u5dee\u5f02\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7279\u6027<\/th>\n<th>\u89c4\u8303\u5316\u6a21\u5f0f<\/th>\n<th>\u53cd\u89c4\u8303\u5316\u6a21\u5f0f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u6570\u636e\u5b8c\u6574\u6027<\/strong><\/td>\n<td>\u9ad8\uff08\u5355\u4e00\u771f\u5b9e\u6765\u6e90\uff09<\/td>\n<td>\u8f83\u4f4e\uff08\u9700\u8981\u540c\u6b65\u903b\u8f91\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8bfb\u53d6\u6027\u80fd<\/strong><\/td>\n<td>\u53ef\u53d8\uff08\u53d6\u51b3\u4e8e\u8fde\u63a5\uff09<\/td>\n<td>\u9ad8\uff08\u8fde\u63a5\u8f83\u5c11\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5199\u5165\u6027\u80fd<\/strong><\/td>\n<td>\u9ad8\uff08\u5197\u4f59\u6700\u5c11\uff09<\/td>\n<td>\u8f83\u4f4e\uff08\u9700\u66f4\u65b0\u591a\u884c\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5b58\u50a8\u4f7f\u7528<\/strong><\/td>\n<td>\u9ad8\u6548<\/td>\n<td>\u8f83\u9ad8\uff08\u5b58\u5728\u5197\u4f59\u6570\u636e\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u590d\u6742\u6027<\/strong><\/td>\n<td>\u9ad8\u67e5\u8be2\u590d\u6742\u6027<\/td>\n<td>\u9ad8\u5199\u5165\u590d\u6742\u6027<\/td>\n<\/tr>\n<tr>\n<td><strong>\u53ef\u7ef4\u62a4\u6027<\/strong><\/td>\n<td>\u6a21\u5f0f\u53d8\u66f4\u5bb9\u6613<\/td>\n<td>\u6a21\u5f0f\u53d8\u66f4\u56f0\u96be<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83e\udded \u67b6\u6784\u5e08\u51b3\u7b56\u6846\u67b6<\/h2>\n<p>\u9009\u62e9\u6b63\u786e\u7684\u8def\u5f84\u9700\u8981\u5c06\u4e1a\u52a1\u9700\u6c42\u4e0e\u6280\u672f\u7ea6\u675f\u8fdb\u884c\u6743\u8861\u3002\u4ee5\u4e0b\u6846\u67b6\u6709\u52a9\u4e8e\u6307\u5bfc\u51b3\u7b56\u8fc7\u7a0b\u3002<\/p>\n<h3>\u4f55\u65f6\u9009\u62e9\u89c4\u8303\u5316<\/h3>\n<ul>\n<li><strong>\u5199\u5165\u5f3a\u5ea6\uff1a<\/strong> \u5982\u679c\u5199\u64cd\u4f5c\u76f8\u5bf9\u4e8e\u8bfb\u64cd\u4f5c\u9891\u7e41\u53d1\u751f\uff0c\u89c4\u8303\u5316\u53ef\u4ee5\u9632\u6b62\u66f4\u65b0\u5f02\u5e38\u3002<\/li>\n<li><strong>\u4e25\u683c\u4e00\u81f4\u6027\uff1a<\/strong> \u8d22\u52a1\u7cfb\u7edf\u6216\u533b\u7597\u8bb0\u5f55\u901a\u5e38\u9700\u8981\u4e25\u683c\u7684ACID\u5408\u89c4\u6027\uff0c\u5197\u4f59\u662f\u4e0d\u53ef\u63a5\u53d7\u7684\u3002<\/li>\n<li><strong>\u590d\u6742\u5173\u7cfb\uff1a<\/strong> \u5f53\u5b9e\u4f53\u4e4b\u95f4\u5b58\u5728\u9891\u7e41\u53d8\u5316\u7684\u591a\u5bf9\u591a\u5173\u7cfb\u65f6\uff0c\u89c4\u8303\u5316\u53ef\u4ee5\u6e05\u6670\u5730\u5904\u7406\u6620\u5c04\u3002<\/li>\n<li><strong>\u5b58\u50a8\u9650\u5236\uff1a<\/strong> \u5982\u679c\u78c1\u76d8\u7a7a\u95f4\u975e\u5e38\u5b9d\u8d35\uff0c\u51cf\u5c11\u5197\u4f59\u662f\u6709\u76ca\u7684\u3002<\/li>\n<\/ul>\n<h3>\u4f55\u65f6\u9009\u62e9\u53cd\u89c4\u8303\u5316<\/h3>\n<ul>\n<li><strong>\u8bfb\u53d6\u4e3b\u5bfc\uff1a<\/strong> \u5982\u679c\u8bfb\u53d6\u6b21\u6570\u8fdc\u8d85\u5199\u5165\u6b21\u6570\uff08\u4f8b\u5982100:1\uff09\uff0c\u51cf\u5c11\u8fde\u63a5\u5e26\u6765\u7684\u6027\u80fd\u63d0\u5347\u5c06\u8d85\u8fc7\u5199\u5165\u6210\u672c\u3002<\/li>\n<li><strong>\u62a5\u544a\u4e0e\u5206\u6790\uff1a<\/strong> \u6570\u636e\u4ed3\u5e93\u548c\u62a5\u544a\u5f15\u64ce\u901a\u5e38\u4f1a\u53cd\u89c4\u8303\u5316\u4ee5\u52a0\u5feb\u805a\u5408\u67e5\u8be2\u901f\u5ea6\u3002<\/li>\n<li><strong>\u9ad8\u53ef\u7528\u6027\uff1a<\/strong> \u5206\u5e03\u5f0f\u7cfb\u7edf\u53ef\u80fd\u4f1a\u53cd\u89c4\u8303\u5316\u6570\u636e\uff0c\u4ee5\u4fbf\u5728\u672c\u5730\u8282\u70b9\u4e0a\u8bfb\u53d6\uff0c\u800c\u65e0\u9700\u901a\u8fc7\u7f51\u7edc\u8df3\u8f6c\u5230\u5176\u4ed6\u5206\u533a\u3002<\/li>\n<li><strong>\u9759\u6001\u53c2\u8003\u6570\u636e\uff1a<\/strong> \u5f88\u5c11\u53d8\u5316\u7684\u6570\u636e\uff08\u4f8b\u5982\u56fd\u5bb6\u4ee3\u7801\u3001\u6c47\u7387\uff09\u662f\u91cd\u590d\u7684\u7edd\u4f73\u5019\u9009\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udee0\ufe0f \u6df7\u5408\u65b9\u6cd5\u4e0e\u4f18\u5316<\/h2>\n<p>\u5f88\u5c11\u6709\u5fc5\u8981\u5728\u4e24\u8005\u4e4b\u95f4\u505a\u51fa\u975e\u6b64\u5373\u5f7c\u7684\u9009\u62e9\u3002\u73b0\u4ee3\u7cfb\u7edf\u901a\u5e38\u91c7\u7528\u6df7\u5408\u7b56\u7565\uff0c\u4ee5\u5e73\u8861\u4e24\u79cd\u6a21\u578b\u7684\u4f18\u52bf\u3002<\/p>\n<h3>\u7d22\u5f15\u7b56\u7565<\/h3>\n<p>\u5728\u53cd\u89c4\u8303\u5316\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd\u5df2\u5bf9\u89c4\u8303\u5316\u6a21\u5f0f\u8fdb\u884c\u4e86\u5b8c\u5168\u7d22\u5f15\u3002\u8986\u76d6\u7d22\u5f15\u53ef\u4f7f\u5b58\u50a8\u5f15\u64ce\u76f4\u63a5\u4ece\u7d22\u5f15\u4e2d\u83b7\u53d6\u6240\u6709\u5fc5\u8981\u6570\u636e\uff0c\u907f\u514d\u8868\u67e5\u627e\u3002\u8fd9\u6709\u65f6\u53ef\u4ee5\u5728\u4e0d\u4ea7\u751f\u6570\u636e\u5197\u4f59\u7684\u60c5\u51b5\u4e0b\u5b9e\u73b0\u63a5\u8fd1\u53cd\u89c4\u8303\u5316\u7684\u8bfb\u53d6\u901f\u5ea6\u3002<\/p>\n<ul>\n<li><strong>\u590d\u5408\u7d22\u5f15\uff1a<\/strong> 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