{"id":75708,"date":"2024-10-16T00:33:15","date_gmt":"2024-10-15T16:33:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75708\/"},"modified":"2024-10-16T00:33:15","modified_gmt":"2024-10-15T16:33:15","slug":"mysql-5%e4%b8%ad%e7%b6%93%e5%b8%b8%e5%87%ba%e7%8f%be%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86%e5%95%8f%e9%a1%8c%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75708\/","title":{"rendered":"MySQL 5\u4e2d\u7d93\u5e38\u51fa\u73fe\u7684\u5b57\u7b26\u96c6\u554f\u984c\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<h1 id=\"mysql-5%e4%b8%ad%e7%b6%93%e5%b8%b8%e5%87%ba%e7%8f%be%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86%e5%95%8f%e9%a1%8c%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f-bxmSCmuCFN\">MySQL 5\u4e2d\u7d93\u5e38\u51fa\u73fe\u7684\u5b57\u7b26\u96c6\u554f\u984c\u6709\u54ea\u4e9b\uff1f<\/h1>\n<p>\u5728\u4f7f\u7528MySQL 5\u7684\u904e\u7a0b\u4e2d\uff0c\u5b57\u7b26\u96c6\u554f\u984c\u662f\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u7d93\u5e38\u9762\u81e8\u7684\u6311\u6230\u3002\u5b57\u7b26\u96c6\u7684\u9078\u64c7\u548c\u914d\u7f6e\u4e0d\u7576\uff0c\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u6642\u51fa\u73fe\u932f\u8aa4\uff0c\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u904b\u884c\u3002\u672c\u6587\u5c07\u63a2\u8a0eMySQL 5\u4e2d\u5e38\u898b\u7684\u5b57\u7b26\u96c6\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"1-%e5%ad%97%e7%ac%a6%e9%9b%86%e8%88%87%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e7%9a%84%e9%81%b8%e6%93%87-bxmSCmuCFN\">1. \u5b57\u7b26\u96c6\u8207\u6392\u5e8f\u898f\u5247\u7684\u9078\u64c7<\/h2>\n<p>MySQL\u652f\u6301\u591a\u7a2e\u5b57\u7b26\u96c6\uff0c\u5982utf8\u3001latin1\u7b49\u3002\u9078\u64c7\u4e0d\u7576\u7684\u5b57\u7b26\u96c6\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u986f\u793a\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u4f7f\u7528latin1\u5b57\u7b26\u96c6\u5b58\u5132\u5305\u542b\u4e2d\u6587\u7684\u6578\u64da\u6642\uff0c\u5c07\u7121\u6cd5\u6b63\u78ba\u986f\u793a\u3002\u70ba\u4e86\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\uff0c\u5efa\u8b70\u4f7f\u7528utf8\u6216utf8mb4\u5b57\u7b26\u96c6\uff0c\u9019\u6a23\u53ef\u4ee5\u652f\u6301\u591a\u7a2e\u8a9e\u8a00\u7684\u5b57\u7b26\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a-bxmSCmuCFN\">\u793a\u4f8b\uff1a<\/h3>\n<pre><code>CREATE TABLE example (\n    id INT PRIMARY KEY,\n    name VARCHAR(255) CHARACTER SET utf8mb4\n);<\/code><\/pre>\n<h2 id=\"2-%e6%95%b8%e6%93%9a%e5%ba%ab%e3%80%81%e8%a1%a8%e5%92%8c%e5%88%97%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86%e4%b8%8d%e4%b8%80%e8%87%b4-bxmSCmuCFN\">2. \u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4<\/h2>\n<p>\u5728MySQL\u4e2d\uff0c\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u53ef\u4ee5\u8a2d\u7f6e\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u3002\u5982\u679c\u9019\u4e9b\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u63d2\u5165\u6216\u67e5\u8a62\u6642\u51fa\u73fe\u554f\u984c\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u8868\u7684\u5b57\u7b26\u96c6\u70bautf8\uff0c\u800c\u67d0\u5217\u7684\u5b57\u7b26\u96c6\u70balatin1\u6642\uff0c\u63d2\u5165utf8\u5b57\u7b26\u53ef\u80fd\u6703\u5931\u6557\u3002<\/p>\n<h3 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9a-bxmSCmuCFN\">\u89e3\u6c7a\u65b9\u6848\uff1a<\/h3>\n<ul>\n<li>\u78ba\u4fdd\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u7684\u5b57\u7b26\u96c6\u4e00\u81f4\u3002<\/li>\n<li>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u5b57\u7b26\u96c6\uff1a<\/li>\n<\/ul>\n<pre><code>SHOW VARIABLES LIKE 'character_set%';<\/code><\/pre>\n<h2 id=\"3-%e5%ad%97%e7%ac%a6%e9%9b%86%e8%bd%89%e6%8f%9b%e5%95%8f%e9%a1%8c-bxmSCmuCFN\">3. \u5b57\u7b26\u96c6\u8f49\u63db\u554f\u984c<\/h2>\n<p>\u5728\u6578\u64da\u9077\u79fb\u6216\u5c0e\u5165\u904e\u7a0b\u4e2d\uff0c\u5b57\u7b26\u96c6\u8f49\u63db\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u640d\u58de\u3002\u4f8b\u5982\uff0c\u5f9e\u4e00\u500b\u4f7f\u7528latin1\u7684\u6578\u64da\u5eab\u5c0e\u5165\u5230\u4f7f\u7528utf8\u7684\u6578\u64da\u5eab\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u4e82\u78bc\u3002\u9019\u662f\u56e0\u70baMySQL\u5728\u8f49\u63db\u5b57\u7b26\u96c6\u6642\uff0c\u7121\u6cd5\u6b63\u78ba\u8b58\u5225\u67d0\u4e9b\u5b57\u7b26\u3002<\/p>\n<h3 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9a-bxmSCmuCFN\">\u89e3\u6c7a\u65b9\u6848\uff1a<\/h3>\n<ul>\n<li>\u5728\u5c0e\u5165\u6578\u64da\u4e4b\u524d\uff0c\u78ba\u4fdd\u6e90\u6578\u64da\u7684\u5b57\u7b26\u96c6\u8207\u76ee\u6a19\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e00\u81f4\u3002<\/li>\n<li>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b57\u7b26\u96c6\u8f49\u63db\uff1a<\/li>\n<\/ul>\n<pre><code>ALTER TABLE example CONVERT TO CHARACTER SET utf8mb4;<\/code><\/pre>\n<h2 id=\"4-%e5%ad%97%e7%ac%a6%e9%9b%86%e7%9a%84%e9%bb%98%e8%aa%8d%e8%a8%ad%e7%bd%ae-bxmSCmuCFN\">4. \u5b57\u7b26\u96c6\u7684\u9ed8\u8a8d\u8a2d\u7f6e<\/h2>\n<p>MySQL\u7684\u9ed8\u8a8d\u5b57\u7b26\u96c6\u8a2d\u7f6e\u53ef\u80fd\u6703\u5f71\u97ff\u65b0\u5275\u5efa\u7684\u6578\u64da\u5eab\u548c\u8868\u7684\u5b57\u7b26\u96c6\u3002\u5982\u679c\u9ed8\u8a8d\u5b57\u7b26\u96c6\u8a2d\u7f6e\u70balatin1\uff0c\u5247\u65b0\u5275\u5efa\u7684\u8868\u5c07\u81ea\u52d5\u4f7f\u7528\u8a72\u5b57\u7b26\u96c6\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u4e0d\u5fc5\u8981\u7684\u554f\u984c\u3002<\/p>\n<h3 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9a-bxmSCmuCFN\">\u89e3\u6c7a\u65b9\u6848\uff1a<\/h3>\n<ul>\n<li>\u5728MySQL\u914d\u7f6e\u6587\u4ef6\u4e2d\u8a2d\u7f6e\u9ed8\u8a8d\u5b57\u7b26\u96c6\uff1a<\/li>\n<\/ul>\n<pre><code>[mysqld]\ncharacter-set-server=utf8mb4\ncollation-server=utf8mb4_unicode_ci<\/code><\/pre>\n<h2 id=\"5-%e6%9f%a5%e8%a9%a2%e6%99%82%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86%e5%95%8f%e9%a1%8c-bxmSCmuCFN\">5. \u67e5\u8a62\u6642\u7684\u5b57\u7b26\u96c6\u554f\u984c<\/h2>\n<p>\u5728\u57f7\u884c\u67e5\u8a62\u6642\uff0c\u5982\u679c\u67e5\u8a62\u7684\u5b57\u7b26\u96c6\u8207\u6578\u64da\u5eab\u4e2d\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u67e5\u8a62\u7d50\u679c\u51fa\u73fe\u4e82\u78bc\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u4f7f\u7528\u4e0d\u540c\u7684\u5ba2\u6236\u7aef\u9023\u63a5\u5230\u6578\u64da\u5eab\u6642\u3002<\/p>\n<h3 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9a-bxmSCmuCFN\">\u89e3\u6c7a\u65b9\u6848\uff1a<\/h3>\n<ul>\n<li>\u5728\u9023\u63a5\u6578\u64da\u5eab\u6642\uff0c\u660e\u78ba\u6307\u5b9a\u5b57\u7b26\u96c6\uff1a<\/li>\n<\/ul>\n<pre><code>SET NAMES 'utf8mb4';<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bxmSCmuCFN\">\u7e3d\u7d50<\/h2>\n<p>\u5728MySQL 5\u4e2d\uff0c\u5b57\u7b26\u96c6\u554f\u984c\u662f\u5f71\u97ff\u6578\u64da\u5eab\u6027\u80fd\u548c\u6578\u64da\u5b8c\u6574\u6027\u7684\u95dc\u9375\u56e0\u7d20\u3002\u901a\u904e\u6b63\u78ba\u9078\u64c7\u5b57\u7b26\u96c6\u3001\u4fdd\u6301\u4e00\u81f4\u6027\u3001\u6ce8\u610f\u5b57\u7b26\u96c6\u8f49\u63db\u4ee5\u53ca\u8a2d\u7f6e\u9ed8\u8a8d\u5b57\u7b26\u96c6\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u9019\u4e9b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\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>\u4f86\u904b\u884cMySQL\u6578\u64da\u5eab\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4e86\u89e3\u5b57\u7b26\u96c6\u7684\u904b\u4f5c\u539f\u7406\uff0c\u5c07\u6709\u52a9\u65bc\u958b\u767c\u8005\u548c\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u5eab\uff0c\u63d0\u5347\u61c9\u7528\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MySQL 5\u4e2d\u5e38\u898b\u7684\u5b57\u7b26\u96c6\u554f\u984c\uff0c\u5305\u62ec\u7de8\u78bc\u4e0d\u5339\u914d\u3001\u6578\u64da\u640d\u58de\u53ca\u67e5\u8a62\u6027\u80fd\u5f71\u97ff\uff0c\u52a9\u60a8\u512a\u5316\u6578\u64da\u5eab\u7ba1\u7406\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-75708","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75708","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=75708"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75708\/revisions"}],"predecessor-version":[{"id":75709,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75708\/revisions\/75709"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75708"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75708"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}