{"id":75710,"date":"2024-10-16T00:34:16","date_gmt":"2024-10-15T16:34:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75710\/"},"modified":"2024-10-16T00:34:17","modified_gmt":"2024-10-15T16:34:17","slug":"mysql-5%e5%ad%97%e7%ac%a6%e9%9b%86%e5%95%8f%e9%a1%8c%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75710\/","title":{"rendered":"MySQL 5\u5b57\u7b26\u96c6\u554f\u984c\u7684\u89e3\u6c7a\u65b9\u6848"},"content":{"rendered":"<h1 id=\"mysql-5%e5%ad%97%e7%ac%a6%e9%9b%86%e5%95%8f%e9%a1%8c%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-rlkrFHpsqj\">MySQL 5\u5b57\u7b26\u96c6\u554f\u984c\u7684\u89e3\u6c7a\u65b9\u6848<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u914d\u7f6e\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u517c\u5bb9\u6027\u81f3\u95dc\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u5b57\u7b26\u96c6\u9078\u64c7\uff0c\u4f46\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\uff0c\u7279\u5225\u662fMySQL 5\u7248\u672c\u4e2d\uff0c\u5b57\u7b26\u96c6\u554f\u984c\u7d93\u5e38\u6703\u5f15\u767c\u4e00\u4e9b\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0eMySQL 5\u4e2d\u7684\u5b57\u7b26\u96c6\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e5%ad%97%e7%ac%a6%e9%9b%86%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-rlkrFHpsqj\">\u5b57\u7b26\u96c6\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5b57\u7b26\u96c6\u662f\u6307\u4e00\u7d44\u5b57\u7b26\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u5b57\u7b26\u53ef\u4ee5\u7528\u4f86\u8868\u793a\u6587\u672c\u6578\u64da\u3002\u5728MySQL\u4e2d\uff0c\u5b57\u7b26\u96c6\u7684\u9078\u64c7\u6703\u5f71\u97ff\u6578\u64da\u7684\u5b58\u5132\u3001\u6aa2\u7d22\u548c\u986f\u793a\u3002MySQL\u652f\u6301\u591a\u7a2e\u5b57\u7b26\u96c6\uff0c\u5982utf8\u3001utf8mb4\u3001latin1\u7b49\u3002\u6bcf\u7a2e\u5b57\u7b26\u96c6\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\u548c\u9650\u5236\u3002<\/p>\n<h2 id=\"mysql-5%e4%b8%ad%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%ad%97%e7%ac%a6%e9%9b%86%e5%95%8f%e9%a1%8c-rlkrFHpsqj\">MySQL 5\u4e2d\u7684\u5e38\u898b\u5b57\u7b26\u96c6\u554f\u984c<\/h2>\n<ul>\n<li><strong>\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\uff1a<\/strong>\u7576\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u63d2\u5165\u6216\u67e5\u8a62\u6642\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6578\u64da\u622a\u65b7\uff1a<\/strong>\u5728\u4f7f\u7528utf8\u5b57\u7b26\u96c6\u6642\uff0c\u67d0\u4e9b\u5b57\u7b26\u53ef\u80fd\u6703\u88ab\u622a\u65b7\uff0c\u56e0\u70bautf8\u5b57\u7b26\u96c6\u6700\u591a\u652f\u6301\u4e09\u500b\u5b57\u7bc0\uff0c\u800cutf8mb4\u5247\u652f\u6301\u56db\u500b\u5b57\u7bc0\u3002<\/li>\n<li><strong>\u6392\u5e8f\u548c\u6bd4\u8f03\u554f\u984c\uff1a<\/strong>\u4e0d\u540c\u5b57\u7b26\u96c6\u4e4b\u9593\u7684\u6392\u5e8f\u548c\u6bd4\u8f03\u884c\u70ba\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\uff0c\u9019\u53ef\u80fd\u6703\u5f71\u97ff\u67e5\u8a62\u7d50\u679c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-rlkrFHpsqj\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e7%a2%ba%e4%bf%9d%e5%ad%97%e7%ac%a6%e9%9b%86%e4%b8%80%e8%87%b4%e6%80%a7-rlkrFHpsqj\">1. \u78ba\u4fdd\u5b57\u7b26\u96c6\u4e00\u81f4\u6027<\/h3>\n<p>\u5728\u5275\u5efa\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u6642\uff0c\u61c9\u660e\u78ba\u6307\u5b9a\u5b57\u7b26\u96c6\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u5275\u5efa\u4e00\u500b\u4f7f\u7528utf8mb4\u5b57\u7b26\u96c6\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE my_database CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<p>\u540c\u6a23\uff0c\u5728\u5275\u5efa\u8868\u6642\uff0c\u4e5f\u61c9\u6307\u5b9a\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>CREATE TABLE my_table (\n    id INT PRIMARY KEY,\n    name VARCHAR(255) CHARACTER SET utf8mb4\n) ENGINE=InnoDB;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8utf8mb4%e5%ad%97%e7%ac%a6%e9%9b%86-rlkrFHpsqj\">2. \u4f7f\u7528utf8mb4\u5b57\u7b26\u96c6<\/h3>\n<p>\u7531\u65bcutf8mb4\u5b57\u7b26\u96c6\u652f\u6301\u6240\u6709Unicode\u5b57\u7b26\uff0c\u5305\u62ec\u8868\u60c5\u7b26\u865f\uff0c\u5efa\u8b70\u5728\u65b0\u9805\u76ee\u4e2d\u4f7f\u7528utf8mb4\u800c\u4e0d\u662futf8\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u56e0\u5b57\u7b26\u96c6\u9650\u5236\u800c\u5c0e\u81f4\u7684\u6578\u64da\u622a\u65b7\u554f\u984c\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e5%92%8c%e4%bf%ae%e6%94%b9%e7%8f%be%e6%9c%89%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-rlkrFHpsqj\">3. \u6aa2\u67e5\u548c\u4fee\u6539\u73fe\u6709\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5c0d\u65bc\u5df2\u7d93\u5b58\u5728\u7684\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u6aa2\u67e5\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'character_set%';<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u4fee\u6539\u5b57\u7b26\u96c6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\uff1a<\/p>\n<pre><code>ALTER DATABASE my_database CHARACTER SET = utf8mb4 COLLATE = utf8mb4_unicode_ci;<\/code><\/pre>\n<p>\u540c\u6a23\uff0c\u5c0d\u65bc\u8868\u548c\u5217\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528ALTER\u8a9e\u53e5\u9032\u884c\u4fee\u6539\uff1a<\/p>\n<pre><code>ALTER TABLE my_table CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e5%92%8c%e9%a9%97%e8%ad%89-rlkrFHpsqj\">4. \u6e2c\u8a66\u548c\u9a57\u8b49<\/h3>\n<p>\u5728\u9032\u884c\u5b57\u7b26\u96c6\u7684\u4fee\u6539\u5f8c\uff0c\u61c9\u9032\u884c\u5145\u5206\u7684\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u6b63\u78ba\u6027\u3002\u53ef\u4ee5\u901a\u904e\u63d2\u5165\u5404\u7a2e\u5b57\u7b26\u4f86\u6aa2\u67e5\u6578\u64da\u662f\u5426\u6b63\u78ba\u5b58\u5132\u548c\u6aa2\u7d22\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-rlkrFHpsqj\">\u7e3d\u7d50<\/h2>\n<p>MySQL 5\u4e2d\u7684\u5b57\u7b26\u96c6\u554f\u984c\u53ef\u80fd\u6703\u5c0d\u6578\u64da\u7684\u5b58\u5132\u548c\u6aa2\u7d22\u9020\u6210\u5f71\u97ff\uff0c\u4f46\u901a\u904e\u78ba\u4fdd\u5b57\u7b26\u96c6\u7684\u4e00\u81f4\u6027\u3001\u4f7f\u7528utf8mb4\u5b57\u7b26\u96c6\u3001\u6aa2\u67e5\u548c\u4fee\u6539\u73fe\u6709\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4ee5\u53ca\u9032\u884c\u5145\u5206\u7684\u6e2c\u8a66\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aMySQL 5\u5b57\u7b26\u96c6\u554f\u984c\u7684\u6709\u6548\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u986f\u793a\u8207\u5b58\u5132\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-75710","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75710","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=75710"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75710\/revisions"}],"predecessor-version":[{"id":75711,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75710\/revisions\/75711"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75710"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75710"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}