{"id":175063,"date":"2024-11-08T02:21:25","date_gmt":"2024-11-07T18:21:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/175063\/"},"modified":"2024-11-08T02:21:26","modified_gmt":"2024-11-07T18:21:26","slug":"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e9%ab%94%ef%bc%9f%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e9%ab%94%e8%a8%ad%e7%bd%ae%e6%8c%87%e5%8d%97-%e8%a8%ad%e7%bd%ae%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/175063\/","title":{"rendered":"\u5982\u4f55\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\uff1f\u6578\u64da\u5eab\u5b57\u9ad4\u8a2d\u7f6e\u6307\u5357 (\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\u8a9e\u53e5)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e9%ab%94%ef%bc%9f%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e9%ab%94%e8%a8%ad%e7%bd%ae%e6%8c%87%e5%8d%97-YCjlGCXiMF\">\u5982\u4f55\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\uff1f\u6578\u64da\u5eab\u5b57\u9ad4\u8a2d\u7f6e\u6307\u5357<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u8a2d\u7f6e\u548c\u7ba1\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u6578\u64da\u5eab\u7684\u5b57\u9ad4\u8a2d\u7f6e\u4e0d\u50c5\u5f71\u97ff\u6578\u64da\u7684\u53ef\u8b80\u6027\uff0c\u9084\u5f71\u97ff\u5230\u6578\u64da\u7684\u5b58\u53d6\u6548\u7387\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u8a2d\u7f6e\u8a9e\u53e5\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e9%ab%94%ef%bc%9f-YCjlGCXiMF\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u5b57\u9ad4\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u5b57\u9ad4\u662f\u6307\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u548c\u986f\u793a\u6587\u672c\u6578\u64da\u6642\u6240\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u548c\u7de8\u78bc\u65b9\u5f0f\u3002\u4e0d\u540c\u7684\u5b57\u9ad4\u548c\u7de8\u78bc\u65b9\u5f0f\u6703\u5f71\u97ff\u6578\u64da\u7684\u5b58\u5132\u3001\u6aa2\u7d22\u548c\u986f\u793a\u6548\u679c\u3002\u5e38\u898b\u7684\u5b57\u9ad4\u7de8\u78bc\u5305\u62ecUTF-8\u3001UTF-16\u7b49\uff0c\u9019\u4e9b\u7de8\u78bc\u80fd\u5920\u652f\u6301\u591a\u7a2e\u8a9e\u8a00\u548c\u7b26\u865f\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e9%ab%94%ef%bc%9f-YCjlGCXiMF\">\u70ba\u4ec0\u9ebc\u9700\u8981\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\uff1f<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u517c\u5bb9\u6027\uff1a<\/strong>\u78ba\u4fdd\u6578\u64da\u5728\u4e0d\u540c\u7cfb\u7d71\u548c\u61c9\u7528\u7a0b\u5e8f\u4e4b\u9593\u7684\u517c\u5bb9\u6027\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u907f\u514d\u56e0\u5b57\u9ad4\u4e0d\u5339\u914d\u800c\u5c0e\u81f4\u7684\u6578\u64da\u640d\u58de\u6216\u4e1f\u5931\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u9078\u64c7\u5408\u9069\u7684\u5b57\u9ad4\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u5b58\u53d6\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e9%ab%94%ef%bc%9f-YCjlGCXiMF\">\u5982\u4f55\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\uff1f<\/h2>\n<p>\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-YCjlGCXiMF\">1. \u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u5275\u5efa\u6578\u64da\u5eab\u6642\uff0c\u9996\u5148\u9700\u8981\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u3002\u4ee5MySQL\u70ba\u4f8b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u5275\u5efa\u4e00\u500b\u652f\u6301UTF-8\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE my_database CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<p>\u9019\u88e1\u7684`utf8mb4`\u5b57\u7b26\u96c6\u652f\u6301\u6240\u6709Unicode\u5b57\u7b26\uff0c\u5305\u62ec\u8868\u60c5\u7b26\u865f\uff0c\u800c`utf8mb4_unicode_ci`\u5247\u662f\u7528\u65bc\u6392\u5e8f\u548c\u6bd4\u8f03\u7684\u898f\u5247\u3002<\/p>\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-YCjlGCXiMF\">2. \u8a2d\u7f6e\u8868\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u5275\u5efa\u8868\u6642\uff0c\u4e5f\u9700\u8981\u6307\u5b9a\u5b57\u7b26\u96c6\u3002\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u8868\u5b57\u7b26\u96c6\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE my_table (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci\n);<\/code><\/pre>\n<h3 id=\"3-%e8%a8%ad%e7%bd%ae%e5%88%97%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-YCjlGCXiMF\">3. \u8a2d\u7f6e\u5217\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5982\u679c\u9700\u8981\u5728\u7279\u5b9a\u5217\u4e2d\u4f7f\u7528\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\uff0c\u53ef\u4ee5\u5728\u5275\u5efa\u6216\u4fee\u6539\u5217\u6642\u6307\u5b9a\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>ALTER TABLE my_table MODIFY name VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_general_ci;<\/code><\/pre>\n<h3 id=\"4-%e9%a9%97%e8%ad%89%e5%ad%97%e7%ac%a6%e9%9b%86%e8%a8%ad%e7%bd%ae-YCjlGCXiMF\">4. \u9a57\u8b49\u5b57\u7b26\u96c6\u8a2d\u7f6e<\/h3>\n<p>\u8a2d\u7f6e\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u4f86\u6aa2\u67e5\u6578\u64da\u5eab\u548c\u8868\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'character_set%';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\uff0c\u5305\u62ec\u6578\u64da\u5eab\u3001\u8868\u548c\u9023\u63a5\u7684\u5b57\u7b26\u96c6\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c-YCjlGCXiMF\">\u5e38\u898b\u554f\u984c<\/h2>\n<h3 id=\"%e5%a6%82%e4%bd%95%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86%ef%bc%9f-YCjlGCXiMF\">\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\uff1f<\/h3>\n<p>\u9078\u64c7\u5b57\u7b26\u96c6\u6642\uff0c\u61c9\u8003\u616e\u5230\u61c9\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u548c\u652f\u6301\u7684\u8a9e\u8a00\u3002\u5982\u679c\u9700\u8981\u652f\u6301\u591a\u7a2e\u8a9e\u8a00\uff0c\u5efa\u8b70\u4f7f\u7528UTF-8\u6216UTF-8MB4\u3002<\/p>\n<h3 id=\"%e8%a8%ad%e7%bd%ae%e5%ad%97%e9%ab%94%e6%9c%83%e5%bd%b1%e9%9f%bf%e6%80%a7%e8%83%bd%e5%97%8e%ef%bc%9f-YCjlGCXiMF\">\u8a2d\u7f6e\u5b57\u9ad4\u6703\u5f71\u97ff\u6027\u80fd\u55ce\uff1f<\/h3>\n<p>\u662f\u7684\uff0c\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u548c\u7de8\u78bc\u65b9\u5f0f\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u5b58\u53d6\u6548\u7387\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YCjlGCXiMF\">\u7e3d\u7d50<\/h2>\n<p>\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\u662f\u4e00\u500b\u91cd\u8981\u7684\u6b65\u9a5f\uff0c\u80fd\u5920\u78ba\u4fdd\u6578\u64da\u7684\u517c\u5bb9\u6027\u548c\u5b8c\u6574\u6027\u3002\u901a\u904e\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u548c\u7de8\u78bc\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u6578\u64da\u7684\u5b58\u53d6\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u8a2d\u7f6e\u6578\u64da\u5eab\u5b57\u9ad4\uff0c\u638c\u63e1\u6578\u64da\u5eab\u5b57\u9ad4\u8a2d\u7f6e\u8a9e\u53e5\uff0c\u63d0\u5347\u6578\u64da\u986f\u793a\u6548\u679c\uff0c\u512a\u5316\u7528\u6236\u9ad4\u9a57\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-175063","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175063","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=175063"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175063\/revisions"}],"predecessor-version":[{"id":175064,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175063\/revisions\/175064"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=175063"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=175063"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=175063"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}