{"id":153513,"date":"2024-11-02T08:04:18","date_gmt":"2024-11-02T00:04:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/153513\/"},"modified":"2024-11-02T08:04:19","modified_gmt":"2024-11-02T00:04:19","slug":"%e6%90%ad%e5%bb%ba%e7%b6%b2%e7%b5%a1%e4%b8%96%e7%95%8c%e7%9a%84%e5%9f%ba%e7%9f%b3-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%89%a9%e7%90%86%e8%a1%a8-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/153513\/","title":{"rendered":"\u642d\u5efa\u7db2\u7d61\u4e16\u754c\u7684\u57fa\u77f3\u2014\u2014\u6578\u64da\u5eab\u7684\u7269\u7406\u8868 (\u6578\u64da\u5eab\u7684\u7269\u7406\u8868)"},"content":{"rendered":"<h1 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id=\"%e7%89%a9%e7%90%86%e8%a1%a8%e7%9a%84%e5%af%a6%e4%be%8b-YvkWtTzaMh\">\u7269\u7406\u8868\u7684\u5be6\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 SQL \u8a9e\u53e5\uff0c\u7528\u65bc\u5275\u5efa\u4e00\u500b\u7528\u6236\u4fe1\u606f\u7684\u7269\u7406\u8868\uff1a<\/p>\n<pre><code>\nCREATE TABLE Users (\n    UserID INT PRIMARY KEY,\n    UserName VARCHAR(100) NOT NULL,\n    Email VARCHAR(100) UNIQUE NOT NULL,\n    CreatedAt DATETIME DEFAULT CURRENT_TIMESTAMP\n);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba Users \u7684\u7269\u7406\u8868\uff0c\u5305\u542b\u4e86\u7528\u6236ID\u3001\u7528\u6236\u540d\u3001\u96fb\u5b50\u90f5\u4ef6\u548c\u5275\u5efa\u6642\u9593\u7b49\u5b57\u6bb5\u3002\u9019\u4e9b\u5b57\u6bb5\u7684\u8a2d\u8a08\u8003\u616e\u5230\u4e86\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n<h2 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