{"id":6447,"date":"2026-02-04T20:26:59","date_gmt":"2026-02-04T12:26:59","guid":{"rendered":"https:\/\/guides.visual-paradigm.com\/tw\/navigating-the-three-levels-of-database-design-conceptual-logical-and-physical\/"},"modified":"2026-02-04T20:26:59","modified_gmt":"2026-02-04T12:26:59","slug":"navigating-the-three-levels-of-database-design-conceptual-logical-and-physical","status":"publish","type":"post","link":"https:\/\/guides.visual-paradigm.com\/tw\/navigating-the-three-levels-of-database-design-conceptual-logical-and-physical\/","title":{"rendered":"\u638c\u63e1\u8cc7\u6599\u5eab\u8a2d\u8a08\u7684\u4e09\u500b\u5c64\u7d1a\uff1a\u6982\u5ff5\u5c64\u3001\u908f\u8f2f\u5c64\u8207\u7269\u7406\u5c64"},"content":{"rendered":"<h2>\u5f15\u8a00<\/h2>\n<p>\u5728\u8cc7\u6599\u7ba1\u7406\u9818\u57df\u4e2d\uff0c\u8a2d\u8a08\u4e00\u500b\u7b26\u5408\u7d44\u7e54\u7368\u7279\u9700\u6c42\u7684\u8cc7\u6599\u5eab\u7cfb\u7d71\u662f\u4e00\u9805\u591a\u9762\u5411\u7684\u4efb\u52d9\u3002\u5b83\u6d89\u53ca\u4e00\u500b\u7d30\u7dfb\u7684\u904e\u7a0b\uff0c\u5206\u70ba\u4e09\u500b\u660e\u78ba\u7684\u968e\u6bb5\uff1a\u6982\u5ff5\u8a2d\u8a08\u3001\u908f\u8f2f\u8a2d\u8a08\u8207\u7269\u7406\u8a2d\u8a08\u3002\u9019\u4e9b\u8a2d\u8a08\u5c64\u7d1a\u5c0d\u65bc\u5efa\u7acb\u4e0d\u50c5\u80fd\u6355\u6349\u8cc7\u6599\u672c\u8cea\uff0c\u540c\u6642\u78ba\u4fdd\u8cc7\u6599\u5b8c\u6574\u6027\u3001\u6548\u7387\u8207\u5b89\u5168\u6027\u7684\u8cc7\u6599\u5eab\u81f3\u95dc\u91cd\u8981\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u8e0f\u4e0a\u9019\u4e09\u500b\u5c64\u7d1a\u7684\u65c5\u7a0b\uff0c\u63a2\u8a0e\u5b83\u5011\u7684\u91cd\u8981\u6027\u3001\u5dee\u7570\uff0c\u4ee5\u53ca\u5b83\u5011\u5982\u4f55\u5354\u540c\u4f5c\u7528\uff0c\u5851\u9020\u51fa\u4e00\u500b\u7a69\u5065\u7684\u8cc7\u6599\u5eab\u7cfb\u7d71\u3002<\/p>\n<p id=\"kVSylKT\"><img fetchpriority=\"high\" alt=\"\" class=\"alignnone size-full wp-image-2450\" decoding=\"async\" fetchpriority=\"high\" height=\"512\" src=\"https:\/\/guides.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_6508717e86ef8.png\" width=\"512\"\/><\/p>\n<h2>\u6982\u5ff5\u5716 vs \u908f\u8f2f\u5716 vs \u7269\u7406\u5716 ERD<\/h2>\n<p>\u8cc7\u6599\u5eab\u662f\u73fe\u4ee3\u8cc7\u8a0a\u7cfb\u7d71\u7684\u9aa8\u5e79\uff0c\u4f5c\u70ba\u6709\u7d44\u7e54\u4e14\u7d50\u69cb\u5316\u8cc7\u6599\u7684\u5132\u5b58\u5eab\u3002\u5728\u8a2d\u8a08\u8cc7\u6599\u5eab\u6642\uff0c\u9075\u5faa\u4e00\u7a2e\u7d50\u69cb\u5316\u7684\u65b9\u6cd5\u81f3\u95dc\u91cd\u8981\uff0c\u8a72\u65b9\u6cd5\u5305\u542b\u4e09\u500b\u660e\u78ba\u7684\u5c64\u7d1a\uff1a\u6982\u5ff5\u8a2d\u8a08\u3001\u908f\u8f2f\u8a2d\u8a08\u8207\u7269\u7406\u8a2d\u8a08\u3002\u6bcf\u4e00\u5c64\u7d1a\u90fd\u6709\u5176\u7368\u7279\u7684\u76ee\u7684\uff0c\u4e26\u5728\u5efa\u7acb\u7a69\u5065\u4e14\u9ad8\u6548\u7684\u8cc7\u6599\u5eab\u7cfb\u7d71\u4e2d\u626e\u6f14\u95dc\u9375\u89d2\u8272\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u9019\u4e09\u500b\u5c64\u7d1a\uff0c\u6df1\u5165\u5206\u6790\u5b83\u5011\u4e4b\u9593\u7684\u5dee\u7570\uff0c\u4e26\u63d0\u4f9b\u7bc4\u4f8b\u4ee5\u8aaa\u660e\u5176\u91cd\u8981\u6027\u3002<\/p>\n<p><img alt=\"Introduction to Data Modeling with Visual Paradigm: ERD Diagramming, Code Generation, and Reverse Engineering - Visual Paradigm Guides\" decoding=\"async\" src=\"https:\/\/guides.visual-paradigm.com\/wp-content\/uploads\/2023\/03\/from-conceptual-to-logical-to-physical-erd.png\"\/><\/p>\n<ol>\n<li>\n<h3>\u6982\u5ff5\u8cc7\u6599\u5eab\u8a2d\u8a08<\/h3>\n<\/li>\n<\/ol>\n<p>\u6982\u5ff5\u8cc7\u6599\u5eab\u8a2d\u8a08\u662f\u8cc7\u6599\u5eab\u8a2d\u8a08\u904e\u7a0b\u4e2d\u62bd\u8c61\u5c64\u7d1a\u6700\u9ad8\u7684\u968e\u6bb5\u3002\u5728\u6b64\u968e\u6bb5\uff0c\u8a2d\u8a08\u8005\u8457\u91cd\u65bc\u7406\u89e3\u554f\u984c\u9818\u57df\uff0c\u4e26\u5b9a\u7fa9\u8cc7\u6599\u5eab\u7684\u6574\u9ad4\u7d50\u69cb\uff0c\u800c\u4e0d\u6d89\u53ca\u6280\u8853\u5be6\u73fe\u7d30\u7bc0\u3002\u4e3b\u8981\u76ee\u6a19\u662f\u5efa\u7acb\u8cc7\u6599\u53ca\u5176\u95dc\u4fc2\u7684\u6e05\u6670\u4e14\u5168\u9762\u7684\u5448\u73fe\u3002<\/p>\n<p><strong>\u554f\u984c\u63cf\u8ff0\uff1a<\/strong>\u60f3\u50cf\u4e00\u6240\u5927\u5b78\u5e0c\u671b\u5efa\u7acb\u4e00\u500b\u8cc7\u6599\u5eab\u4f86\u7ba1\u7406\u5b78\u751f\u8cc7\u8a0a\u3002\u5728\u6982\u5ff5\u8a2d\u8a08\u968e\u6bb5\uff0c\u4e3b\u8981\u95dc\u6ce8\u7684\u662f\u8b58\u5225\u5927\u5b78\u74b0\u5883\u4e2d\u7684\u4e3b\u8981\u5be6\u9ad4\u53ca\u5176\u95dc\u4fc2\u3002\u95dc\u9375\u5be6\u9ad4\u53ef\u80fd\u5305\u62ec\u5b78\u751f\u3001\u8ab2\u7a0b\u3001\u8b1b\u5e2b\u8207\u7cfb\u6240\u3002\u95dc\u4fc2\u53ef\u80fd\u5305\u62ec\u5b78\u751f\u9078\u4fee\u8ab2\u7a0b\u3001\u8b1b\u5e2b\u6388\u8ab2\uff0c\u4ee5\u53ca\u7cfb\u6240\u7ba1\u7406\u8ab2\u7a0b\u3002<\/p>\n<p><strong>\u7bc4\u4f8b\uff1a<\/strong><\/p>\n<ul>\n<li>\u5be6\u9ad4\uff1a\u5b78\u751f\u3001\u8ab2\u7a0b\u3001\u8b1b\u5e2b\u3001\u7cfb\u6240<\/li>\n<li>\u95dc\u4fc2\uff1a\u5b78\u751f\u9078\u4fee\u8ab2\u7a0b\u3001\u8b1b\u5e2b\u6388\u8ab2\u3001\u7cfb\u6240\u7ba1\u7406\u8ab2\u7a0b<\/li>\n<\/ul>\n<ol start=\"2\">\n<li>\n<h3>\u908f\u8f2f\u8cc7\u6599\u5eab\u8a2d\u8a08<\/h3>\n<\/li>\n<\/ol>\n<p>\u908f\u8f2f\u8cc7\u6599\u5eab\u8a2d\u8a08\u5f4c\u5408\u4e86\u6982\u5ff5\u5c64\u8207\u7269\u7406\u5c64\u4e4b\u9593\u7684\u5dee\u8ddd\u3002\u5728\u6b64\u968e\u6bb5\uff0c\u8a2d\u8a08\u8005\u5c07\u6982\u5ff5\u6a21\u578b\u8f49\u5316\u70ba\u66f4\u8a73\u7d30\u7684\u8868\u793a\uff0c\u5c08\u6ce8\u65bc\u8cc7\u6599\u7d50\u69cb\u3001\u95dc\u4fc2\u8207\u7d04\u675f\u3002\u908f\u8f2f\u8a2d\u8a08\u8207\u4efb\u4f55\u7279\u5b9a\u7684\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u7121\u95dc\uff0c\u901a\u5e38\u4ee5\u5be6\u9ad4-\u95dc\u4fc2\u5716\uff08ERD\uff09\u6216\u985e\u4f3c\u7684\u5efa\u6a21\u6280\u8853\u4f86\u5448\u73fe\u3002<\/p>\n<p><strong>\u554f\u984c\u63cf\u8ff0\uff1a<\/strong>\u7e7c\u7e8c\u4ee5\u6211\u5011\u7684\u5927\u5b78\u7bc4\u4f8b\u70ba\u57fa\u790e\uff0c\u5728\u908f\u8f2f\u8a2d\u8a08\u968e\u6bb5\uff0c\u60a8\u5c07\u70ba\u6bcf\u500b\u5be6\u9ad4\u5b9a\u7fa9\u5c6c\u6027\uff0c\u4e26\u6307\u5b9a\u5176\u8cc7\u6599\u985e\u578b\u3001\u4e3b\u9375\u8207\u5916\u9375\u3002\u6b64\u968e\u6bb5\u9084\u5305\u62ec\u8cc7\u6599\u898f\u7bc4\u5316\uff0c\u4ee5\u6d88\u9664\u91cd\u8907\u4e26\u78ba\u4fdd\u8cc7\u6599\u5b8c\u6574\u6027\u3002<\/p>\n<p><strong>\u7bc4\u4f8b\uff1a<\/strong><\/p>\n<ul>\n<li>\u5b78\u751f\u5be6\u9ad4\uff1a\n<ul>\n<li>\u5c6c\u6027\uff1a\u5b78\u751f\u7de8\u865f\uff08\u4e3b\u9375\uff09\u3001\u540d\u5b57\u3001\u59d3\u6c0f\u3001\u51fa\u751f\u65e5\u671f<\/li>\n<\/ul>\n<\/li>\n<li>\u8ab2\u7a0b\u5be6\u9ad4\uff1a\n<ul>\n<li>\u5c6c\u6027\uff1a\u8ab2\u7a0b\u7de8\u865f\uff08\u4e3b\u9375\uff09\u3001\u8ab2\u7a0b\u540d\u7a31\u3001\u5b78\u5206<\/li>\n<\/ul>\n<\/li>\n<li>\u8b1b\u5e2b\u5be6\u9ad4\uff1a\n<ul>\n<li>\u5c6c\u6027\uff1a\u8b1b\u5e2b\u7de8\u865f\uff08\u4e3b\u9375\uff09\u3001\u540d\u5b57\u3001\u59d3\u6c0f<\/li>\n<\/ul>\n<\/li>\n<li>\u7cfb\u6240\u5be6\u9ad4\uff1a\n<ul>\n<li>\u5c6c\u6027\uff1a\u7cfb\u6240\u7de8\u865f\uff08\u4e3b\u9375\uff09\u3001\u7cfb\u6240\u540d\u7a31<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ol start=\"3\">\n<li>\n<h3>\u7269\u7406\u8cc7\u6599\u5eab\u8a2d\u8a08<\/h3>\n<\/li>\n<\/ol>\n<p>\u7269\u7406\u8cc7\u6599\u5eab\u8a2d\u8a08\u662f\u8cc7\u6599\u5eab\u8a2d\u8a08\u904e\u7a0b\u4e2d\u6700\u8a73\u7d30\u4e14\u6280\u8853\u6027\u6700\u9ad8\u7684\u5c64\u7d1a\u3002\u5728\u6b64\u968e\u6bb5\uff0c\u8a2d\u8a08\u8005\u9700\u6c7a\u5b9a\u5982\u4f55\u5728\u7279\u5b9a\u7684\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u4e0a\u5be6\u73fe\u908f\u8f2f\u8a2d\u8a08\u3002\u8003\u91cf\u56e0\u7d20\u5305\u62ec\u7d22\u5f15\u3001\u5132\u5b58\u3001\u6548\u80fd\u512a\u5316\u8207\u5b89\u5168\u63aa\u65bd\u3002<\/p>\n<p><strong>\u554f\u984c\u63cf\u8ff0\uff1a<\/strong>\u91dd\u5c0d\u6211\u5011\u7684\u5927\u5b78\u8cc7\u6599\u5eab\uff0c\u5728\u7269\u7406\u8a2d\u8a08\u968e\u6bb5\uff0c\u60a8\u5c07\u6c7a\u5b9a\u4f7f\u7528\u54ea\u7a2e\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08\u4f8b\u5982\uff1aMySQL\u3001Oracle\u3001PostgreSQL\uff09\uff0c\u4e26\u5efa\u7acb\u5be6\u969b\u7684\u8cc7\u6599\u5eab\u7d50\u69cb\u3002\u9019\u5305\u62ec\u660e\u78ba\u6307\u5b9a\u8868\u683c\u7d50\u69cb\u3001\u8cc7\u6599\u985e\u578b\u3001\u7d04\u675f\u8207\u7d22\u5f15\u3002\u540c\u6642\u4e5f\u5305\u542b\u95dc\u65bc\u8cc7\u6599\u5132\u5b58\u3001\u5206\u5272\u8207\u5b58\u53d6\u63a7\u5236\u7684\u6c7a\u7b56\u3002<\/p>\n<p><strong>\u7bc4\u4f8b\uff1a<\/strong><\/p>\n<ul>\n<li>\u5b78\u751f\u8868\uff08MySQL \u8a9e\u6cd5\uff09\uff1a\n<div class=\"bg-black rounded-md mb-4\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans justify-between rounded-t-md\">sql<button class=\"flex ml-auto gap-2\">\u8907\u88fd\u4ee3\u78bc<\/button><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-sql\"><span class=\"hljs-keyword\">\u5efa\u7acb<\/span> <span class=\"hljs-keyword\">\u8868<\/span> \u5b78\u751f\uff08<br \/>\n\u5b78\u751fID <span class=\"hljs-type\">\u6574\u6578<\/span> <span class=\"hljs-keyword\">\u4e3b\u8981<\/span> \u91d1\u9470\uff0c<br \/>\n\u540d\u5b57 <span class=\"hljs-type\">\u8b8a\u9577\u5b57\u4e32<\/span>(<span class=\"hljs-number\">50<\/span>),<br \/>\n\u59d3\u6c0f <span class=\"hljs-type\">\u8b8a\u9577\u5b57\u4e32<\/span>(<span class=\"hljs-number\">50<\/span>),<br \/>\n\u51fa\u751f\u65e5\u671f <span class=\"hljs-type\">\u65e5\u671f<\/span><br \/>\n);<br \/>\n<\/code><\/div>\n<\/div>\n<\/li>\n<li>\u8ab2\u7a0b\u8868\uff1a\n<div class=\"bg-black rounded-md mb-4\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans justify-between rounded-t-md\">sql<button class=\"flex ml-auto gap-2\">\u8907\u88fd\u4ee3\u78bc<\/button><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-sql\"><span class=\"hljs-keyword\">\u5efa\u7acb<\/span> <span class=\"hljs-keyword\">\u8868<\/span> \u8ab2\u7a0b\uff08<br \/>\n\u8ab2\u7a0bID <span class=\"hljs-type\">\u6574\u6578<\/span> <span class=\"hljs-keyword\">\u4e3b\u8981<\/span> \u91d1\u9470\uff0c<br \/>\n\u8ab2\u7a0b\u540d\u7a31 <span class=\"hljs-type\">\u53ef\u8b8a\u9577\u5ea6\u5b57\u4e32<\/span>(<span class=\"hljs-number\">100<\/span>),<br \/>\n\u5b78\u5206 <span class=\"hljs-type\">\u6574\u6578<\/span><br \/>\n);<\/code><\/div>\n<\/div>\n<div><\/div>\n<\/li>\n<\/ul>\n<h2>\u7e3d\u7d50\u5dee\u7570<\/h2>\n<p>\u4e0b\u8868\u6e05\u695a\u5730\u6982\u8ff0\u4e86\u8cc7\u6599\u5eab\u8a2d\u8a08\u7684\u4e09\u500b\u5c64\u7d1a\u5728\u76ee\u7684\u3001\u91cd\u9ede\u3001\u8207\u7279\u5b9a\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u7684\u7368\u7acb\u6027\u3001\u5efa\u6a21\u5de5\u5177\uff0c\u4ee5\u53ca\u5404\u5c64\u7d1a\u7684\u5c6c\u6027\u3001\u95dc\u4fc2\u548c\u91d1\u9470\u7bc4\u4f8b\u7b49\u65b9\u9762\u7684\u5dee\u7570\u3002\u7406\u89e3\u9019\u4e9b\u5340\u5225\u5c0d\u65bc\u5efa\u7acb\u6709\u6548\u4e14\u9ad8\u6548\u7684\u8cc7\u6599\u5eab\u7cfb\u7d71\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u4ee5\u4e0b\u8868\u683c\u63d0\u4f9b\u4e86\u8cc7\u6599\u5eab\u8a2d\u8a08\u4e09\u500b\u5c64\u7d1a\uff1a\u6982\u5ff5\u8a2d\u8a08\u3001\u908f\u8f2f\u8a2d\u8a08\u548c\u7269\u7406\u8a2d\u8a08\u4e4b\u9593\u7684\u7c21\u660e\u5c0d\u7167\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9762\u5411<\/th>\n<th>\u6982\u5ff5\u8a2d\u8a08<\/th>\n<th>\u908f\u8f2f\u8a2d\u8a08<\/th>\n<th>\u7269\u7406\u8a2d\u8a08<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u62bd\u8c61\u5c64\u7d1a<\/td>\n<td>\u6700\u9ad8\u5c64\u7d1a\u7684<\/td>\n<td>\u4e2d\u9593\u5c64\u7d1a<\/td>\n<td>\u6700\u4f4e\u5c64\u7d1a\u7684<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u62bd\u8c61<\/td>\n<td>\u62bd\u8c61<\/td>\n<td>\u62bd\u8c61<\/td>\n<\/tr>\n<tr>\n<td>\u76ee\u7684<\/td>\n<td>\u5b9a\u7fa9\u6574\u9ad4<\/td>\n<td>\u5c07\u6982\u5ff5\u6027<\/td>\n<td>\u5be6\u73fe\u8cc7\u6599\u5eab<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u7d50\u69cb\u3001\u5be6\u9ad4\u548c<\/td>\n<td>\u5c07\u6a21\u578b\u8f49\u63db\u70ba\u8a73\u7d30\u8cc7\u6599<\/td>\n<td>\u91dd\u5c0d\u7279\u5b9a\u7684\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u95dc\u4fc2<\/td>\n<td>\u7d50\u69cb\u3001\u5c6c\u6027\uff0c<\/td>\n<td>\u5305\u62ec\u6307\u5b9a<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td>\u4ee5\u53ca\u7d04\u675f<\/td>\n<td>\u5132\u5b58\u8207\u6700\u4f73\u5316<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u9ede<\/td>\n<td>\u8cc7\u6599\u8207\u95dc\u4fc2<\/td>\n<td>\u8cc7\u6599\u7d50\u69cb\uff0c<\/td>\n<td>\u5be6\u4f5c\u7d30\u7bc0<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u5728\u9ad8\u968e\u5c64<\/td>\n<td>\u5c6c\u6027\u3001\u91d1\u9470\u8207<\/td>\n<td>\u4f8b\u5982\u7d22\u5f15\uff0c<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td>\u95dc\u4fc2<\/td>\n<td>\u5132\u5b58\u8207\u5b89\u5168\u6027<\/td>\n<\/tr>\n<tr>\n<td>\u7368\u7acb\u6027<\/td>\n<td>\u7368\u7acb\u65bc<\/td>\n<td>\u7368\u7acb\u65bc\u7279\u5b9a<\/td>\n<td>\u7279\u5b9a\u65bc\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u8207<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u4efb\u4f55\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71<\/td>\n<td>\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71<\/td>\n<td>\u786c\u9ad4<\/td>\n<\/tr>\n<tr>\n<td>\u6a21\u578b\u5de5\u5177<\/td>\n<td>\u9ad8\u968e\u5716\u793a\uff0c<\/td>\n<td>\u5be6\u9ad4-\u95dc\u4fc2<\/td>\n<td>SQL\u3001\u8cc7\u6599\u5eab\u7ba1\u7406<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u4f8b\u5982\u5be6\u9ad4-<\/td>\n<td>\u5716\u793a\uff08ERD\uff09\uff0c<\/td>\n<td>\u7cfb\u7d71\u7279\u5b9a\u5de5\u5177<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u95dc\u4fc2\u5716<\/td>\n<td>\u898f\u7bc4\u5316\u6280\u8853<\/td>\n<td>\u4ee5\u53ca\u5de5\u5177<\/td>\n<\/tr>\n<tr>\n<td>\u8cc7\u6599\u985e\u578b\u548c<\/td>\n<td>\u4e0d\u95dc\u5fc3\u8cc7\u6599<\/td>\n<td>\u5b9a\u7fa9\u8cc7\u6599\u985e\u578b\uff0c<\/td>\n<td>\u6307\u5b9a\u8cc7\u6599\u985e\u578b\uff0c<\/td>\n<\/tr>\n<tr>\n<td>\u7d04\u675f<\/td>\n<td>\u985e\u578b\u6216\u7d04\u675f<\/td>\n<td>\u7d04\u675f\uff0c\u4ee5\u53ca<\/td>\n<td>\u7d04\u675f\uff0c\u4ee5\u53ca<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td>\u95dc\u4fc2<\/td>\n<td>\u95dc\u4fc2<\/td>\n<\/tr>\n<tr>\n<td>\u7bc4\u4f8b\u5c6c\u6027<\/td>\n<td>\u5b78\u751f\u59d3\u540d<\/td>\n<td>\u5b78\u751f\u51fa\u751f\u65e5\u671f<\/td>\n<td>\u5b78\u751f\u51fa\u751f\u65e5\u671f<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td>\uff08VARCHAR\uff0cDATE\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u7bc4\u4f8b\u95dc\u4fc2<\/td>\n<td>\u5b78\u751f\u8a3b\u518a\u65bc<\/td>\n<td>\u5b78\u751f\u8a3b\u518a\u65bc<\/td>\n<td>\u5b78\u751f\u8a3b\u518a\u65bc<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u8ab2\u7a0b<\/td>\n<td>\u8ab2\u7a0b<\/td>\n<td>\u8ab2\u7a0b<\/td>\n<\/tr>\n<tr>\n<td>\u7bc4\u4f8b\u91d1\u9470<\/td>\n<td>\u4e0d\u9069\u7528<\/td>\n<td>\u5b78\u751f\u7de8\u865f\uff08\u4e3b\u8981\u91d1\u9470\uff09<\/td>\n<td>\u5b78\u751f\u7de8\u865f\uff08\u4e3b\u8981\u91d1\u9470\uff09<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td>\u8ab2\u7a0b\u7de8\u865f\uff08\u4e3b\u8981\u91d1\u9470\uff09<\/td>\n<td>\u8ab2\u7a0b\u7de8\u865f\uff08\u4e3b\u9375\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u512a\u5316\u8cc7\u6599\u5eab\u8a2d\u8a08\uff1a\u4e09\u5c64\u8a2d\u8a08\u4e4b\u9593\u7684\u9078\u64c7<\/h2>\n<p>\u5728\u70baIT\u7cfb\u7d71\u958b\u767c\u8cc7\u6599\u5eab\u6642\uff0c\u662f\u5426\u5efa\u8b70\u7d93\u904e\u8cc7\u6599\u5eab\u8a2d\u8a08\u7684\u4e09\u500b\u5c64\u7d1a\uff08\u6982\u5ff5\u6027\u3001\u908f\u8f2f\u6027\u548c\u7269\u7406\u6027\uff09\u53d6\u6c7a\u65bc\u5c08\u6848\u7684\u8907\u96dc\u7a0b\u5ea6\u548c\u9700\u6c42\u3002\u5728\u8a31\u591a\u60c5\u6cc1\u4e0b\uff0c\u7279\u5225\u662f\u91dd\u5c0d\u8f03\u5c0f\u6216\u8f03\u7c21\u55ae\u7684\u7cfb\u7d71\uff0c\u60a8\u53ef\u80fd\u6703\u767c\u73fe\u7c21\u5316\u7684\u65b9\u6cd5\u66f4\u5177\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8003\u91cf\u56e0\u7d20\uff1a<\/p>\n<ol>\n<li><strong>\u5c08\u6848\u8907\u96dc\u5ea6\uff1a<\/strong>\u5c0d\u65bc\u4e2d\u5c0f\u578b\u8907\u96dc\u5ea6\u7684\u7cfb\u7d71\uff0c\u60a8\u53ef\u80fd\u80fd\u5920\u5408\u4f75\u6216\u7c21\u5316\u5176\u4e2d\u4e00\u4e9b\u8a2d\u8a08\u5c64\u7d1a\u3002\u8f03\u7c21\u55ae\u7684\u5c08\u6848\u53ef\u80fd\u4e0d\u9700\u8981\u904e\u65bc\u8a73\u7d30\u7684\u6982\u5ff5\u8a2d\u8a08\uff0c\u60a8\u53ef\u4ee5\u66f4\u5feb\u5730\u5f9e\u908f\u8f2f\u8a2d\u8a08\u904e\u6e21\u5230\u7269\u7406\u5be6\u73fe\u3002<\/li>\n<li><strong>\u958b\u767c\u6642\u7a0b\uff1a<\/strong>\u5728\u654f\u6377\u548c\u5feb\u901f\u958b\u767c\u74b0\u5883\u4e2d\uff0c\u901a\u5e38\u6703\u5f9e\u9ad8\u968e\u7684\u6982\u5ff5\u8a2d\u8a08\u958b\u59cb\uff0c\u4e26\u96a8\u8457\u5c08\u6848\u63a8\u9032\u9010\u6b65\u6f14\u9032\u3002\u60a8\u4e0d\u5fc5\u5728\u958b\u767c\u958b\u59cb\u524d\u5c31\u5b8c\u5168\u78ba\u5b9a\u6bcf\u4e00\u9805\u7d30\u7bc0\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u9650\u5236\uff1a<\/strong>\u6642\u9593\u3001\u9810\u7b97\u6216\u5c08\u696d\u77e5\u8b58\u7684\u9650\u5236\u53ef\u80fd\u5c0e\u81f4\u63a1\u7528\u66f4\u7c21\u5316\u7684\u505a\u6cd5\u3002\u8f03\u5c0f\u7684\u5c08\u6848\u6216\u539f\u578b\u901a\u5e38\u66f4\u91cd\u8996\u901f\u5ea6\uff0c\u800c\u975e\u8a73\u7d30\u7684\u8a2d\u8a08\u968e\u6bb5\u3002<\/li>\n<li><strong>\u8cc7\u6599\u5eab\u7cfb\u7d71\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u6210\u719f\u4e14\u5ee3\u6cdb\u61c9\u7528\u7684\u8cc7\u6599\u5eab\u7cfb\u7d71\u548c\u6846\u67b6\uff0c\u53ef\u4ee5\u5229\u7528\u73fe\u6709\u7684\u6a21\u677f\u548c\u7d50\u69cb\uff0c\u5f9e\u800c\u6e1b\u5c11\u5c0d\u5168\u9762\u908f\u8f2f\u8207\u7269\u7406\u8a2d\u8a08\u968e\u6bb5\u7684\u9700\u6c42\u3002<\/li>\n<li><strong>\u8b8a\u66f4\u7ba1\u7406\uff1a<\/strong>\u5982\u679c\u5c08\u6848\u9700\u6c42\u5bb9\u6613\u8b8a\u52d5\uff0c\u6216\u6700\u521d\u5b9a\u7fa9\u4e0d\u6e05\u6670\uff0c\u7dad\u6301\u4e00\u500b\u53ef\u9748\u6d3b\u8abf\u6574\u7684\u8a2d\u8a08\uff0c\u96a8\u8457\u9700\u6c42\u6f14\u9032\u800c\u9069\u61c9\uff0c\u53ef\u80fd\u66f4\u70ba\u9ad8\u6548\u3002<\/li>\n<\/ol>\n<p>\u7136\u800c\uff0c\u5c0d\u65bc\u8f03\u5927\u898f\u6a21\u3001\u95dc\u9375\u4efb\u52d9\u6216\u8907\u96dc\u7684\u8cc7\u6599\u5eab\u7cfb\u7d71\uff0c\u5f37\u70c8\u5efa\u8b70\u9075\u5faa\u6240\u6709\u4e09\u500b\u8a2d\u8a08\u5c64\u7d1a\u3002\u9019\u4e9b\u968e\u6bb5\u6709\u52a9\u65bc\u78ba\u4fdd\u8cc7\u6599\u7684\u6e96\u78ba\u6027\u3001\u5b8c\u6574\u6027\u3001\u5b89\u5168\u6027\u8207\u6548\u80fd\u3002\u5b8c\u6574\u7684\u6982\u5ff5\u8a2d\u8a08\u6709\u52a9\u65bc\u5229\u76ca\u76f8\u95dc\u8005\u7406\u89e3\u4e26\u5c0d\u9f4a\u8cc7\u6599\u6a21\u578b\u3002\u908f\u8f2f\u8a2d\u8a08\u6709\u52a9\u65bc\u6d88\u9664\u91cd\u8907\u4e26\u91d0\u6e05\u95dc\u4fc2\u3002\u7269\u7406\u8a2d\u8a08\u5247\u78ba\u4fdd\u6240\u9078\u8cc7\u6599\u5eab\u7cfb\u7d71\u4e2d\u7684\u6700\u4f73\u6548\u80fd\u3001\u53ef\u64f4\u5c55\u6027\u8207\u5b89\u5168\u6027\u3002<\/p>\n<p>\u5728\u8a31\u591a\u73fe\u5be6\u60c5\u5883\u4e2d\uff0c\u6df7\u5408\u5f0f\u65b9\u6cd5\u4e5f\u53ef\u80fd\u6709\u6548\u3002\u9996\u5148\u5f9e\u9ad8\u968e\u7684\u6982\u5ff5\u8a2d\u8a08\u8457\u624b\uff0c\u4ee5\u638c\u63e1\u554f\u984c\u9818\u57df\uff0c\u63a5\u8457\u6df1\u5165\u908f\u8f2f\u8a2d\u8a08\uff0c\u91d0\u6e05\u8cc7\u6599\u7d50\u69cb\u8207\u95dc\u4fc2\u3002\u4e00\u65e6\u5efa\u7acb\u51fa\u7a69\u56fa\u7684\u908f\u8f2f\u6a21\u578b\uff0c\u5373\u53ef\u9032\u5165\u7269\u7406\u8a2d\u8a08\uff0c\u5c07\u5176\u5728\u6240\u9078\u8cc7\u6599\u5eab\u7cfb\u7d71\u4e2d\u5be6\u73fe\u3002<\/p>\n<p>\u96d6\u7136\u4e26\u975e\u6bcf\u500bIT\u7cfb\u7d71\u90fd\u5fc5\u9808\u9075\u5faa\u8cc7\u6599\u5eab\u8a2d\u8a08\u7684\u4e09\u500b\u5c64\u7d1a\uff0c\u4f46\u9078\u64c7\u61c9\u57fa\u65bc\u5c08\u6848\u9700\u6c42\u3001\u8907\u96dc\u5ea6\u8207\u9650\u5236\u3002\u4e00\u500b\u7d93\u904e\u6df1\u601d\u719f\u616e\u3001\u517c\u9867\u6548\u7387\u8207\u5b8c\u6574\u6027\u7684\u65b9\u6cd5\uff0c\u662f\u6210\u529f\u958b\u767c\u8cc7\u6599\u5eab\u7684\u95dc\u9375\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u6982\u5ff5\u6027\u3001\u908f\u8f2f\u6027\u548c\u7269\u7406\u6027\u8cc7\u6599\u5eab\u8a2d\u8a08\u662f\u5efa\u7acb\u5f37\u5927\u4e14\u9ad8\u6548\u8cc7\u6599\u5eab\u7cfb\u7d71\u4e0d\u53ef\u6216\u7f3a\u7684\u90e8\u5206\u3002\u6bcf\u4e00\u5c64\u7d1a\u5728\u8cc7\u6599\u5eab\u8a2d\u8a08\u904e\u7a0b\u4e2d\u90fd\u626e\u6f14\u7368\u7279\u7684\u89d2\u8272\uff0c\u5f9e\u5c0d\u554f\u984c\u9818\u57df\u7684\u9ad8\u968e\u7406\u89e3\uff0c\u9010\u6b65\u63a8\u9032\u81f3\u6280\u8853\u5be6\u73fe\u7684\u7d30\u7bc0\u3002\u900f\u904e\u9075\u5faa\u9019\u7a2e\u7d50\u69cb\u5316\u65b9\u6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