{"id":80481,"date":"2024-10-16T14:21:15","date_gmt":"2024-10-16T06:21:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/80481\/"},"modified":"2024-10-16T14:21:15","modified_gmt":"2024-10-16T06:21:15","slug":"mysql%e4%b8%ad%e6%96%87%e5%95%8f%e9%a1%8c%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%a1%88%e4%be%8b%e6%bc%94%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/80481\/","title":{"rendered":"MySQL\u4e2d\u6587\u554f\u984c\u7684\u89e3\u6c7a\u6848\u4f8b\u6f14\u793a"},"content":{"rendered":"<h1 id=\"mysql%e4%b8%ad%e6%96%87%e5%95%8f%e9%a1%8c%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%a1%88%e4%be%8b%e6%bc%94%e7%a4%ba-nXeqATrfhv\">MySQL\u4e2d\u6587\u554f\u984c\u7684\u89e3\u6c7a\u6848\u4f8b\u6f14\u793a<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cMySQL\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7136\u800c\uff0c\u5c0d\u65bc\u4f7f\u7528\u4e2d\u6587\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0cMySQL\u5728\u8655\u7406\u4e2d\u6587\u5b57\u7b26\u6642\u5e38\u5e38\u6703\u9047\u5230\u4e00\u4e9b\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u5e38\u898b\u7684MySQL\u4e2d\u6587\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u4e26\u63d0\u4f9b\u5177\u9ad4\u7684\u6848\u4f8b\u6f14\u793a\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84mysql%e4%b8%ad%e6%96%87%e5%95%8f%e9%a1%8c-nXeqATrfhv\">\u5e38\u898b\u7684MySQL\u4e2d\u6587\u554f\u984c<\/h2>\n<ul>\n<li><strong>\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\uff1a<\/strong>\u5728\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u4e0d\u4e00\u81f4\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u4e2d\u6587\u5b57\u7b26\u7121\u6cd5\u6b63\u78ba\u5b58\u5132\u6216\u986f\u793a\u3002<\/li>\n<li><strong>\u6392\u5e8f\u554f\u984c\uff1a<\/strong>\u5728\u9032\u884c\u4e2d\u6587\u6392\u5e8f\u6642\uff0c\u9ed8\u8a8d\u7684\u6392\u5e8f\u898f\u5247\u53ef\u80fd\u7121\u6cd5\u6eff\u8db3\u9700\u6c42\uff0c\u5c0e\u81f4\u6392\u5e8f\u7d50\u679c\u4e0d\u6b63\u78ba\u3002<\/li>\n<li><strong>\u67e5\u8a62\u554f\u984c\uff1a<\/strong>\u5728\u67e5\u8a62\u5305\u542b\u4e2d\u6587\u7684\u6578\u64da\u6642\uff0c\u53ef\u80fd\u6703\u56e0\u70ba\u5b57\u7b26\u96c6\u554f\u984c\u800c\u5c0e\u81f4\u67e5\u8a62\u7d50\u679c\u4e0d\u6b63\u78ba\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-nXeqATrfhv\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e6%ad%a3%e7%a2%ba%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-nXeqATrfhv\">1. \u8a2d\u7f6e\u6b63\u78ba\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u70ba\u4e86\u6b63\u78ba\u8655\u7406\u4e2d\u6587\u5b57\u7b26\uff0c\u9996\u5148\u9700\u8981\u78ba\u4fdd\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u70bautf8mb4\u3002\u9019\u662f\u56e0\u70bautf8mb4\u652f\u6301\u6240\u6709Unicode\u5b57\u7b26\uff0c\u5305\u62ec\u4e2d\u6587\u3002\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u5b57\u7b26\u96c6\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>CREATE DATABASE mydatabase CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;\n\nCREATE TABLE mytable (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci\n);\n<\/code><\/pre>\n<h3 id=\"2-%e7%a2%ba%e4%bf%9d%e9%80%a3%e6%8e%a5%e5%ad%97%e7%ac%a6%e9%9b%86%e6%ad%a3%e7%a2%ba-nXeqATrfhv\">2. \u78ba\u4fdd\u9023\u63a5\u5b57\u7b26\u96c6\u6b63\u78ba<\/h3>\n<p>\u5728\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\u6642\uff0c\u61c9\u660e\u78ba\u6307\u5b9a\u5b57\u7b26\u96c6\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5728\u9023\u63a5\u5b57\u7b26\u4e32\u4e2d\u6dfb\u52a0\u5b57\u7b26\u96c6\u53c3\u6578\u4f86\u5be6\u73fe\u3002\u4f8b\u5982\uff0c\u4f7f\u7528PHP\u9023\u63a5MySQL\u6642\uff0c\u53ef\u4ee5\u9019\u6a23\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>$mysqli = new mysqli(\"localhost\", \"user\", \"password\", \"mydatabase\");\n$mysqli-&gt;set_charset(\"utf8mb4\");\n<\/code><\/pre>\n<h3 id=\"3-%e4%b8%ad%e6%96%87%e6%8e%92%e5%ba%8f%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-nXeqATrfhv\">3. \u4e2d\u6587\u6392\u5e8f\u7684\u89e3\u6c7a\u65b9\u6848<\/h3>\n<p>\u5728\u9032\u884c\u4e2d\u6587\u6392\u5e8f\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528COLLATE\u5b50\u53e5\u4f86\u6307\u5b9a\u6392\u5e8f\u898f\u5247\u3002\u4f8b\u5982\uff0c\u5982\u679c\u5e0c\u671b\u6309\u7167\u4e2d\u6587\u62fc\u97f3\u9032\u884c\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM mytable ORDER BY name COLLATE utf8mb4_unicode_ci;\n<\/code><\/pre>\n<h2 id=\"%e6%a1%88%e4%be%8b%e6%bc%94%e7%a4%ba-nXeqATrfhv\">\u6848\u4f8b\u6f14\u793a<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba\u201cusers\u201d\u7684\u8868\uff0c\u5305\u542b\u7528\u6236\u7684\u59d3\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u3002\u6211\u5011\u5e0c\u671b\u80fd\u5920\u6b63\u78ba\u5b58\u5132\u548c\u67e5\u8a62\u4e2d\u6587\u59d3\u540d\u3002\u9996\u5148\uff0c\u6211\u5011\u5275\u5efa\u8868\u4e26\u8a2d\u7f6e\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci,\n    email VARCHAR(100)\n);\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u63d2\u5165\u4e00\u4e9b\u4e2d\u6587\u6578\u64da\uff1a<\/p>\n<pre><code>INSERT INTO users (name, email) VALUES ('\u5f35\u4e09', 'zhangsan@example.com');\nINSERT INTO users (name, email) VALUES ('\u674e\u56db', 'lisi@example.com');\n<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u67e5\u8a62\u9019\u4e9b\u6578\u64da\uff0c\u4e26\u78ba\u4fdd\u80fd\u5920\u6b63\u78ba\u986f\u793a\uff1a<\/p>\n<pre><code>SELECT * FROM users;\n<\/code><\/pre>\n<p>\u6700\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u6309\u7167\u59d3\u540d\u9032\u884c\u6392\u5e8f\uff1a<\/p>\n<pre><code>SELECT * FROM users ORDER BY name COLLATE utf8mb4_unicode_ci;\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-nXeqATrfhv\">\u7e3d\u7d50<\/h2>\n<p>\u5728\u4f7f\u7528MySQL\u8655\u7406\u4e2d\u6587\u6578\u64da\u6642\uff0c\u6b63\u78ba\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u548c\u9023\u63a5\u914d\u7f6e\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4e0a\u8ff0\u6848\u4f8b\u6f14\u793a\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u5982\u4f55\u6709\u6548\u5730\u89e3\u6c7a\u5e38\u898b\u7684\u4e2d\u6587\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u53ef\u4ee5\u63d0\u4f9b\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u652f\u6301\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MySQL\u4e2d\u6587\u554f\u984c\u7684\u89e3\u6c7a\u6848\u4f8b\uff0c\u63d0\u4f9b\u5be6\u7528\u6280\u5de7\u8207\u793a\u7bc4\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u8655\u7406\u6578\u64da\u5eab\u4e2d\u7684\u4e2d\u6587\u5b57\u7b26\u6311\u6230\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-80481","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80481","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=80481"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80481\/revisions"}],"predecessor-version":[{"id":80482,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80481\/revisions\/80482"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=80481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=80481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=80481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}