{"id":60375,"date":"2024-10-13T02:20:17","date_gmt":"2024-10-12T18:20:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60375\/"},"modified":"2024-10-13T02:20:17","modified_gmt":"2024-10-12T18:20:17","slug":"db2%ef%bc%9a%e4%bf%a1%e6%81%af%e7%ae%a1%e7%90%86-%e7%9b%a1%e5%9c%a8%e6%8e%8c%e6%8f%a1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60375\/","title":{"rendered":"DB2\uff1a\u4fe1\u606f\u7ba1\u7406 \u76e1\u5728\u638c\u63e1"},"content":{"rendered":"<h1 id=\"db2%ef%bc%9a%e4%bf%a1%e6%81%af%e7%ae%a1%e7%90%86-%e7%9b%a1%e5%9c%a8%e6%8e%8c%e6%8f%a1-GVtvKXeFlG\">DB2\uff1a\u4fe1\u606f\u7ba1\u7406 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id=\"db2%e7%9a%84%e6%95%b8%e6%93%9a%e7%ae%a1%e7%90%86%e5%8a%9f%e8%83%bd-GVtvKXeFlG\">DB2\u7684\u6578\u64da\u7ba1\u7406\u529f\u80fd<\/h2>\n<p>DB2\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7ba1\u7406\u529f\u80fd\uff0c\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u8f15\u9b06\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u95dc\u9375\u529f\u80fd\uff1a<\/p>\n<h3 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-GVtvKXeFlG\">\u6578\u64da\u5eab\u8a2d\u8a08<\/h3>\n<p>DB2\u652f\u6301\u4f7f\u7528SQL\u8a9e\u8a00\u9032\u884c\u6578\u64da\u5eab\u8a2d\u8a08\u3002\u7528\u6236\u53ef\u4ee5\u4f7f\u7528DDL\uff08\u6578\u64da\u5b9a\u7fa9\u8a9e\u8a00\uff09\u4f86\u5275\u5efa\u3001\u4fee\u6539\u548c\u522a\u9664\u6578\u64da\u8868\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u5275\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u5ba2\u6236\u8868\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>CREATE TABLE Customers (\n    CustomerID INT PRIMARY KEY,\n    CustomerName VARCHAR(100),\n    ContactEmail VARCHAR(100)\n);<\/code><\/pre>\n<h3 id=\"%e6%95%b8%e6%93%9a%e6%9f%a5%e8%a9%a2-GVtvKXeFlG\">\u6578\u64da\u67e5\u8a62<\/h3>\n<p>DB2\u7684\u67e5\u8a62\u529f\u80fd\u5f37\u5927\uff0c\u652f\u6301\u8907\u96dc\u7684\u67e5\u8a62\u64cd\u4f5c\u3002\u7528\u6236\u53ef\u4ee5\u4f7f\u7528SELECT\u8a9e\u53e5\u4f86\u6aa2\u7d22\u6578\u64da\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5ba2\u6236\u7684\u540d\u7a31\u548c\u96fb\u5b50\u90f5\u4ef6\uff1a<\/p>\n<pre><code>SELECT CustomerName, ContactEmail FROM Customers;<\/code><\/pre>\n<h3 id=\"%e6%95%b8%e6%93%9a%e5%ae%8c%e6%95%b4%e6%80%a7-GVtvKXeFlG\">\u6578\u64da\u5b8c\u6574\u6027<\/h3>\n<p>DB2\u63d0\u4f9b\u4e86\u591a\u7a2e\u7d04\u675f\u689d\u4ef6\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u5305\u62ec\u4e3b\u9375\u3001\u5916\u9375\u548c\u552f\u4e00\u6027\u7d04\u675f\u3002\u9019\u4e9b\u7d04\u675f\u80fd\u5920\u9632\u6b62\u4e0d\u4e00\u81f4\u7684\u6578\u64da\u9032\u5165\u6578\u64da\u5eab\u3002<\/p>\n<h2 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id=\"%e7%b5%90%e8%ab%96-GVtvKXeFlG\">\u7d50\u8ad6<\/h2>\n<p>DB2\u4f5c\u70ba\u4e00\u6b3e\u6210\u719f\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u529f\u80fd\u548c\u9ad8\u6548\u7684\u6027\u80fd\uff0c\u9069\u5408\u5404\u985e\u578b\u7684\u4f01\u696d\u4f7f\u7528\u3002\u7121\u8ad6\u662f\u6578\u64da\u5b58\u5132\u3001\u67e5\u8a62\u9084\u662f\u5b89\u5168\u6027\uff0cDB2\u90fd\u80fd\u5920\u6eff\u8db3\u73fe\u4ee3\u4f01\u696d\u5c0d\u6578\u64da\u7ba1\u7406\u7684\u9700\u6c42\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u53ef\u9760\u7684\u6578\u64da\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> 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