{"id":174379,"date":"2024-11-07T21:20:19","date_gmt":"2024-11-07T13:20:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/174379\/"},"modified":"2024-11-07T21:20:20","modified_gmt":"2024-11-07T13:20:20","slug":"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e9%8c%af%e8%aa%a4%e5%95%8f%e9%a1%8c-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/174379\/","title":{"rendered":"\u5982\u4f55\u89e3\u6c7a\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u932f\u8aa4\u554f\u984c (\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u4e0d\u6b63\u78ba)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e9%8c%af%e8%aa%a4%e5%95%8f%e9%a1%8c-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87-JEyxJzHSUG\">\u5982\u4f55\u89e3\u6c7a\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u932f\u8aa4\u554f\u984c (\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u4e0d\u6b63\u78ba)<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u6392\u5e8f\u898f\u5247\uff08Collation\uff09\u662f\u6307\u7528\u65bc\u6bd4\u8f03\u548c\u6392\u5e8f\u5b57\u7b26\u4e32\u7684\u898f\u5247\u3002\u7576\u6578\u64da\u5eab\u7684\u6392\u5e8f\u898f\u5247\u4e0d\u6b63\u78ba\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u67e5\u8a62\u7d50\u679c\u4e0d\u7b26\u5408\u9810\u671f\uff0c\u751a\u81f3\u5f71\u97ff\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u8b58\u5225\u548c\u89e3\u6c7a\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u932f\u8aa4\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%ef%bc%9f-JEyxJzHSUG\">\u4ec0\u9ebc\u662f\u6392\u5e8f\u898f\u5247\uff1f<\/h2>\n<p>\u6392\u5e8f\u898f\u5247\u5b9a\u7fa9\u4e86\u5b57\u7b26\u7684\u6bd4\u8f03\u65b9\u5f0f\uff0c\u5305\u62ec\u5927\u5c0f\u5beb\u654f\u611f\u6027\u3001\u91cd\u97f3\u7b26\u865f\u7684\u8655\u7406\u7b49\u3002\u4e0d\u540c\u7684\u6392\u5e8f\u898f\u5247\u6703\u5f71\u97ff\u5230\u5b57\u7b26\u4e32\u7684\u6392\u5e8f\u548c\u67e5\u8a62\u7d50\u679c\u3002\u4f8b\u5982\uff0c<code>utf8_general_ci<\/code> \u662f\u4e00\u7a2e\u4e0d\u5340\u5206\u5927\u5c0f\u5beb\u7684\u6392\u5e8f\u898f\u5247\uff0c\u800c <code>utf8_bin<\/code> \u5247\u662f\u5340\u5206\u5927\u5c0f\u5beb\u7684\u3002<\/p>\n<h2 id=\"%e8%ad%98%e5%88%a5%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e9%8c%af%e8%aa%a4-JEyxJzHSUG\">\u8b58\u5225\u6392\u5e8f\u898f\u5247\u932f\u8aa4<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u6392\u5e8f\u898f\u5247\u932f\u8aa4\u901a\u5e38\u8868\u73fe\u70ba\u67e5\u8a62\u7d50\u679c\u4e0d\u6b63\u78ba\u6216\u6392\u5e8f\u4e0d\u7b26\u5408\u9810\u671f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u8b58\u5225\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u7d50\u679c\u4e0d\u4e00\u81f4\uff1a<\/strong>\u7576\u4f7f\u7528\u4e0d\u540c\u7684\u6392\u5e8f\u898f\u5247\u9032\u884c\u67e5\u8a62\u6642\uff0c\u7d50\u679c\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\u3002<\/li>\n<li><strong>\u6392\u5e8f\u4e0d\u6b63\u78ba\uff1a<\/strong>\u4f8b\u5982\uff0c\u7576\u671f\u671b\u7684\u6392\u5e8f\u7d50\u679c\u662f\u5b57\u6bcd\u9806\u5e8f\u6642\uff0c\u5be6\u969b\u7d50\u679c\u537b\u662f\u96a8\u6a5f\u7684\u3002<\/li>\n<li><strong>\u932f\u8aa4\u4fe1\u606f\uff1a<\/strong>\u5728\u57f7\u884c\u67e5\u8a62\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u8207\u6392\u5e8f\u898f\u5247\u76f8\u95dc\u7684\u932f\u8aa4\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e9%8c%af%e8%aa%a4%e7%9a%84%e6%96%b9%e6%b3%95-JEyxJzHSUG\">\u89e3\u6c7a\u6392\u5e8f\u898f\u5247\u932f\u8aa4\u7684\u65b9\u6cd5<\/h2>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87-JEyxJzHSUG\">1. \u6aa2\u67e5\u7576\u524d\u6392\u5e8f\u898f\u5247<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u6578\u64da\u5eab\u548c\u8868\u7684\u7576\u524d\u6392\u5e8f\u898f\u5247\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'collation_%';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u7684\u6392\u5e8f\u898f\u5247\u8a2d\u7f6e\uff0c\u5305\u62ec\u6578\u64da\u5eab\u548c\u8868\u7684\u9ed8\u8a8d\u6392\u5e8f\u898f\u5247\u3002<\/p>\n<h3 id=\"2-%e4%bf%ae%e6%94%b9%e6%95%b8%e6%93%9a%e5%ba%ab%e6%88%96%e8%a1%a8%e7%9a%84%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87-JEyxJzHSUG\">2. \u4fee\u6539\u6578\u64da\u5eab\u6216\u8868\u7684\u6392\u5e8f\u898f\u5247<\/h3>\n<p>\u5982\u679c\u767c\u73fe\u6392\u5e8f\u898f\u5247\u4e0d\u6b63\u78ba\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b SQL \u8a9e\u53e5\u4f86\u4fee\u6539\u6578\u64da\u5eab\u6216\u8868\u7684\u6392\u5e8f\u898f\u5247\uff1a<\/p>\n<pre><code>ALTER DATABASE your_database_name CHARACTER SET utf8 COLLATE utf8_general_ci;<\/code><\/pre>\n<pre><code>ALTER TABLE your_table_name CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci;<\/code><\/pre>\n<p>\u9019\u4e9b\u547d\u4ee4\u5c07\u6578\u64da\u5eab\u548c\u8868\u7684\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u898f\u5247\u66f4\u6539\u70ba\u6307\u5b9a\u7684\u503c\u3002<\/p>\n<h3 id=\"3-%e4%bf%ae%e6%94%b9%e5%88%97%e7%9a%84%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87-JEyxJzHSUG\">3. \u4fee\u6539\u5217\u7684\u6392\u5e8f\u898f\u5247<\/h3>\n<p>\u5982\u679c\u53ea\u662f\u67d0\u4e00\u5217\u7684\u6392\u5e8f\u898f\u5247\u4e0d\u6b63\u78ba\uff0c\u53ef\u4ee5\u55ae\u7368\u4fee\u6539\u8a72\u5217\u7684\u6392\u5e8f\u898f\u5247\uff1a<\/p>\n<pre><code>ALTER TABLE your_table_name MODIFY your_column_name VARCHAR(255) COLLATE utf8_general_ci;<\/code><\/pre>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e9%81%b7%e7%a7%bb-JEyxJzHSUG\">4. \u6578\u64da\u9077\u79fb<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u5c07\u6578\u64da\u9077\u79fb\u5230\u65b0\u7684\u6578\u64da\u5eab\u6216\u8868\u4e2d\uff0c\u4ee5\u4fbf\u4f7f\u7528\u6b63\u78ba\u7684\u6392\u5e8f\u898f\u5247\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5c0e\u51fa\u6578\u64da\u4e26\u91cd\u65b0\u5c0e\u5165\u4f86\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-JEyxJzHSUG\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4fee\u6539\u6392\u5e8f\u898f\u5247\u4e4b\u524d\uff0c\u5efa\u8b70\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002\u6b64\u5916\uff0c\u4fee\u6539\u6392\u5e8f\u898f\u5247\u53ef\u80fd\u6703\u5f71\u97ff\u5230\u73fe\u6709\u7684\u67e5\u8a62\u548c\u61c9\u7528\u7a0b\u5e8f\uff0c\u56e0\u6b64\u5728\u9032\u884c\u66f4\u6539\u6642\u61c9\u8b39\u614e\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JEyxJzHSUG\">\u7e3d\u7d50<\/h2>\n<p>\u6578\u64da\u5eab\u7684\u6392\u5e8f\u898f\u5247\u5c0d\u65bc\u6578\u64da\u7684\u6b63\u78ba\u6027\u548c\u67e5\u8a62\u7d50\u679c\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u6aa2\u67e5\u548c\u4fee\u6539\u6392\u5e8f\u898f\u5247\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u932f\u8aa4\u554f\u984c\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u4ee5\u7372\u5f97\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7ba1\u7406\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u89e3\u6c7a\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u932f\u8aa4\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u6392\u5e8f\uff0c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u548c\u6e96\u78ba\u6027\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-174379","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174379","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=174379"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174379\/revisions"}],"predecessor-version":[{"id":174380,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174379\/revisions\/174380"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=174379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=174379"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=174379"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}