{"id":168277,"date":"2024-11-06T11:02:19","date_gmt":"2024-11-06T03:02:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168277\/"},"modified":"2024-11-06T11:02:20","modified_gmt":"2024-11-06T03:02:20","slug":"%e6%9e%9a%e8%88%89%e9%a1%9e%e5%9e%8b%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-enum-%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168277\/","title":{"rendered":"\u679a\u8209\u985e\u578b\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528 (enum \u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e6%9e%9a%e8%88%89%e9%a1%9e%e5%9e%8b%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-enum-%e6%95%b8%e6%93%9a%e5%ba%ab-FsBUdrhKvb\">\u679a\u8209\u985e\u578b\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528 (enum 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id=\"%e6%9e%9a%e8%88%89%e9%a1%9e%e5%9e%8b%e7%9a%84%e6%87%89%e7%94%a8%e7%a4%ba%e4%be%8b-FsBUdrhKvb\">\u679a\u8209\u985e\u578b\u7684\u61c9\u7528\u793a\u4f8b<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u679a\u8209\u985e\u578b\u53ef\u4ee5\u7528\u65bc\u591a\u7a2e\u5834\u666f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e8%a8%98%e9%8c%84%e7%94%a8%e6%88%b6%e7%8b%80%e6%85%8b-FsBUdrhKvb\">1. \u8a18\u9304\u7528\u6236\u72c0\u614b<\/h3>\n<p>\u5728\u7528\u6236\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u679a\u8209\u985e\u578b\u4f86\u8868\u793a\u7528\u6236\u7684\u72c0\u614b\uff0c\u4f8b\u5982\uff1a\u6d3b\u8e8d\u3001\u7981\u7528\u3001\u5f85\u5be9\u6838\u7b49\u3002\u4ee5\u4e0b\u662f MySQL \u4e2d\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL,\n    status ENUM('active', 'inactive', 'pending') NOT NULL\n);<\/code><\/pre>\n<h3 id=\"2-%e8%a8%98%e9%8c%84%e8%a8%82%e5%96%ae%e7%8b%80%e6%85%8b-FsBUdrhKvb\">2. \u8a18\u9304\u8a02\u55ae\u72c0\u614b<\/h3>\n<p>\u5728\u96fb\u5b50\u5546\u52d9\u7cfb\u7d71\u4e2d\uff0c\u8a02\u55ae\u7684\u72c0\u614b\u901a\u5e38\u662f\u6709\u9650\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528\u679a\u8209\u985e\u578b\u4f86\u8868\u793a\u3002\u4f8b\u5982\uff1a\u5df2\u4e0b\u55ae\u3001\u5df2\u767c\u8ca8\u3001\u5df2\u5b8c\u6210\u3001\u5df2\u53d6\u6d88\u7b49\uff1a<\/p>\n<pre><code>CREATE TABLE orders (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    order_number VARCHAR(50) NOT NULL,\n    status ENUM('ordered', 'shipped', 'completed', 'canceled') NOT NULL\n);<\/code><\/pre>\n<h3 id=\"3-%e8%a8%98%e9%8c%84%e7%94%a2%e5%93%81%e9%a1%9e%e5%88%a5-FsBUdrhKvb\">3. \u8a18\u9304\u7522\u54c1\u985e\u5225<\/h3>\n<p>\u5728\u7522\u54c1\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u679a\u8209\u985e\u578b\u4f86\u8868\u793a\u7522\u54c1\u7684\u985e\u5225\uff0c\u4f8b\u5982\uff1a\u96fb\u5b50\u7522\u54c1\u3001\u670d\u88dd\u3001\u98df\u54c1\u7b49\uff1a<\/p>\n<pre><code>CREATE TABLE products (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    product_name VARCHAR(100) NOT NULL,\n    category ENUM('electronics', 'clothing', 'food') NOT NULL\n);<\/code><\/pre>\n<h2 id=\"%e6%9e%9a%e8%88%89%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%84%aa%e7%bc%ba%e9%bb%9e-FsBUdrhKvb\">\u679a\u8209\u985e\u578b\u7684\u512a\u7f3a\u9ede<\/h2>\n<p>\u96d6\u7136\u679a\u8209\u985e\u578b\u6709\u8a31\u591a\u512a\u9ede\uff0c\u4f46\u4e5f\u5b58\u5728\u4e00\u4e9b\u7f3a\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\u4e0d\u8db3\uff1a<\/strong>\u5982\u679c\u9700\u8981\u6dfb\u52a0\u65b0\u7684\u679a\u8209\u503c\uff0c\u53ef\u80fd\u9700\u8981\u4fee\u6539\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u9019\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u6703\u9020\u6210\u4e0d\u4fbf\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\u554f\u984c\uff1a<\/strong>\u7576\u679a\u8209\u503c\u904e\u591a\u6642\uff0c\u53ef\u80fd\u6703\u5f71\u97ff\u67e5\u8a62\u6027\u80fd\uff0c\u4e26\u4f7f\u5f97\u6578\u64da\u5eab\u8a2d\u8a08\u8b8a\u5f97\u8907\u96dc\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-FsBUdrhKvb\">\u7d50\u8ad6<\/h2>\n<p>\u679a\u8209\u985e\u578b\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u53ef\u8b80\u6027\u3002\u96d6\u7136\u5b83\u6709\u4e00\u4e9b\u9650\u5236\uff0c\u4f46\u5728\u8a31\u591a\u5834\u666f\u4e2d\u4ecd\u7136\u662f\u975e\u5e38\u6709\u7528\u7684\u9078\u64c7\u3002\u5728\u9078\u64c7\u4f7f\u7528\u679a\u8209\u985e\u578b\u6642\uff0c\u958b\u767c\u8005\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u4f86\u8a55\u4f30\u5176\u512a\u7f3a\u9ede\uff0c\u4ee5\u4fbf\u505a\u51fa\u6700\u4f73\u6c7a\u7b56\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">VPS<\/a> 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