{"id":173899,"date":"2024-11-07T20:22:18","date_gmt":"2024-11-07T12:22:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/173899\/"},"modified":"2024-11-07T20:22:19","modified_gmt":"2024-11-07T12:22:19","slug":"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%bamysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%ef%bc%9f-mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%ba%82%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/173899\/","title":{"rendered":"\u5982\u4f55\u89e3\u6c7aMySQL\u6578\u64da\u5eab\u4e2d\u7684\u4e82\u78bc\u554f\u984c\uff1f (mysql\u6578\u64da\u5eab\u4e82\u78bc)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%bamysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%ef%bc%9f-MMxUDLFhyc\">\u5982\u4f55\u89e3\u6c7aMySQL\u6578\u64da\u5eab\u4e2d\u7684\u4e82\u78bc\u554f\u984c\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0cMySQL\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7136\u800c\uff0c\u8a31\u591a\u958b\u767c\u8005\u5728\u4f7f\u7528MySQL\u6642\uff0c\u7d93\u5e38\u6703\u9047\u5230\u6578\u64da\u5eab\u4e2d\u7684\u4e82\u78bc\u554f\u984c\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u4e86\u6578\u64da\u7684\u53ef\u8b80\u6027\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u7684\u640d\u5931\u6216\u932f\u8aa4\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u89e3\u6c7aMySQL\u6578\u64da\u5eab\u4e2d\u7684\u4e82\u78bc\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%e7%9a%84%e6%a0%b9%e6%ba%90-MMxUDLFhyc\">\u4e82\u78bc\u554f\u984c\u7684\u6839\u6e90<\/h2>\n<p>\u4e82\u78bc\u554f\u984c\u901a\u5e38\u662f\u7531\u65bc\u5b57\u7b26\u7de8\u78bc\u4e0d\u4e00\u81f4\u6240\u5f15\u8d77\u7684\u3002MySQL\u652f\u6301\u591a\u7a2e\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u898f\u5247\uff0c\u6700\u5e38\u7528\u7684\u5b57\u7b26\u96c6\u5305\u62ecUTF-8\u548clatin1\u3002\u5982\u679c\u6578\u64da\u5728\u63d2\u5165\u6216\u67e5\u8a62\u6642\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u8207\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff0c\u5c31\u6703\u51fa\u73fe\u4e82\u78bc\u73fe\u8c61\u3002<\/p>\n<h3 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84%e4%ba%82%e7%a2%bc%e6%83%85%e6%b3%81-MMxUDLFhyc\">\u5e38\u898b\u7684\u4e82\u78bc\u60c5\u6cc1<\/h3>\n<ul>\n<li>\u6578\u64da\u63d2\u5165\u6642\u4f7f\u7528\u4e86\u932f\u8aa4\u7684\u5b57\u7b26\u96c6\u3002<\/li>\n<li>\u6578\u64da\u5eab\u7684\u9ed8\u8a8d\u5b57\u7b26\u96c6\u8a2d\u7f6e\u4e0d\u6b63\u78ba\u3002<\/li>\n<li>\u61c9\u7528\u7a0b\u5e8f\u8207\u6578\u64da\u5eab\u4e4b\u9593\u7684\u9023\u63a5\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-MMxUDLFhyc\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-MMxUDLFhyc\">1. \u78ba\u8a8d\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u8a8d\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u67e5\u8a62\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'character_set_database';<\/code><\/pre>\n<p>\u5982\u679c\u8fd4\u56de\u7684\u5b57\u7b26\u96c6\u4e0d\u662fUTF-8\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u66f4\u6539\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>ALTER DATABASE your_database_name CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e8%a1%a8%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-MMxUDLFhyc\">2. \u8a2d\u7f6e\u8868\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u9664\u4e86\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u5916\uff0c\u8868\u7684\u5b57\u7b26\u96c6\u4e5f\u9700\u8981\u8a2d\u7f6e\u70baUTF-8\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u8868\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW TABLE STATUS FROM your_database_name;<\/code><\/pre>\n<p>\u5982\u679c\u8868\u7684\u5b57\u7b26\u96c6\u4e0d\u662fUTF-8\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u66f4\u6539\u8868\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>ALTER TABLE your_table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<h3 id=\"3-%e8%a8%ad%e7%bd%ae%e9%80%a3%e6%8e%a5%e5%ad%97%e7%ac%a6%e9%9b%86-MMxUDLFhyc\">3. \u8a2d\u7f6e\u9023\u63a5\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u78ba\u4fdd\u8207MySQL\u7684\u9023\u63a5\u4f7f\u7528UTF-8\u5b57\u7b26\u96c6\u3002\u5c0d\u65bcPHP\uff0c\u53ef\u4ee5\u5728\u9023\u63a5\u6578\u64da\u5eab\u5f8c\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>mysqli_set_charset($connection, 'utf8mb4');<\/code><\/pre>\n<p>\u5c0d\u65bc\u5176\u4ed6\u8a9e\u8a00\uff0c\u8acb\u53c3\u8003\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u6587\u6a94\uff0c\u78ba\u4fdd\u8a2d\u7f6e\u6b63\u78ba\u7684\u5b57\u7b26\u96c6\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e6%8f%92%e5%85%a5%e6%99%82%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-MMxUDLFhyc\">4. \u6578\u64da\u63d2\u5165\u6642\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u63d2\u5165\u6578\u64da\u6642\uff0c\u78ba\u4fdd\u4f7f\u7528\u6b63\u78ba\u7684\u5b57\u7b26\u96c6\u3002\u5982\u679c\u60a8\u5f9e\u5916\u90e8\u4f86\u6e90\u5c0e\u5165\u6578\u64da\uff0c\u8acb\u6aa2\u67e5\u6e90\u6578\u64da\u7684\u7de8\u78bc\u683c\u5f0f\uff0c\u4e26\u5728\u63d2\u5165\u4e4b\u524d\u9032\u884c\u8f49\u63db\u3002<\/p>\n<h2 id=\"%e6%b8%ac%e8%a9%a6%e8%88%87%e9%a9%97%e8%ad%89-MMxUDLFhyc\">\u6e2c\u8a66\u8207\u9a57\u8b49<\/h2>\n<p>\u5728\u5b8c\u6210\u4e0a\u8ff0\u8a2d\u7f6e\u5f8c\uff0c\u5efa\u8b70\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u4e82\u78bc\u554f\u984c\u5df2\u7d93\u89e3\u6c7a\u3002\u53ef\u4ee5\u63d2\u5165\u4e00\u4e9b\u5305\u542b\u7279\u6b8a\u5b57\u7b26\u7684\u6578\u64da\uff0c\u7136\u5f8c\u67e5\u8a62\u9019\u4e9b\u6578\u64da\u4ee5\u78ba\u8a8d\u5176\u6b63\u78ba\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MMxUDLFhyc\">\u7e3d\u7d50<\/h2>\n<p>\u89e3\u6c7aMySQL\u6578\u64da\u5eab\u4e2d\u7684\u4e82\u78bc\u554f\u984c\u9700\u8981\u5f9e\u5b57\u7b26\u96c6\u7684\u8a2d\u7f6e\u5165\u624b\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u3001\u8868\u548c\u9023\u63a5\u7684\u5b57\u7b26\u96c6\u4e00\u81f4\u3002\u901a\u904e\u6b63\u78ba\u7684\u8a2d\u7f6e\u548c\u6e2c\u8a66\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u4e82\u78bc\u554f\u984c\u7684\u767c\u751f\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u89e3\u6c7aMySQL\u6578\u64da\u5eab\u4e2d\u7684\u4e82\u78bc\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u986f\u793a\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7684\u4f7f\u7528\u9ad4\u9a57\u548c\u6548\u7387\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-173899","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173899","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=173899"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173899\/revisions"}],"predecessor-version":[{"id":173900,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173899\/revisions\/173900"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=173899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=173899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=173899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}