{"id":76430,"date":"2024-10-16T06:36:14","date_gmt":"2024-10-15T22:36:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76430\/"},"modified":"2024-10-16T06:36:14","modified_gmt":"2024-10-15T22:36:14","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e5%b0%8e%e5%85%a5%e6%88%96%e5%b0%8e%e5%87%ba%e6%99%82%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86%e7%9a%84%e8%a8%ad%e7%bd%ae%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76430\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\u5b57\u7b26\u7de8\u78bc\u96c6\u7684\u8a2d\u7f6e\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e5%b0%8e%e5%85%a5%e6%88%96%e5%b0%8e%e5%87%ba%e6%99%82%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86%e7%9a%84%e8%a8%ad%e7%bd%ae%e6%96%b9%e6%b3%95-UbgLlGXAIa\">MySQL\u6578\u64da\u5eab\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\u5b57\u7b26\u7de8\u78bc\u96c6\u7684\u8a2d\u7f6e\u65b9\u6cd5<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5b57\u7b26\u7de8\u78bc\u96c6\u7684\u6b63\u78ba\u8a2d\u7f6e\u5c0d\u65bc\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u53ef\u8b80\u6027\u81f3\u95dc\u91cd\u8981\u3002\u7279\u5225\u662f\u5728\u4f7f\u7528MySQL\u9032\u884c\u6578\u64da\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\uff0c\u5b57\u7b26\u7de8\u78bc\u96c6\u7684\u9078\u64c7\u548c\u8a2d\u7f6e\u6703\u76f4\u63a5\u5f71\u97ff\u5230\u6578\u64da\u7684\u986f\u793a\u548c\u5b58\u5132\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728MySQL\u6578\u64da\u5eab\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\u5982\u4f55\u6b63\u78ba\u8a2d\u7f6e\u5b57\u7b26\u7de8\u78bc\u96c6\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86%ef%bc%9f-UbgLlGXAIa\">\u4ec0\u9ebc\u662f\u5b57\u7b26\u7de8\u78bc\u96c6\uff1f<\/h2>\n<p>\u5b57\u7b26\u7de8\u78bc\u96c6\u662f\u5c07\u5b57\u7b26\u6620\u5c04\u5230\u6578\u5b57\u7684\u4e00\u7a2e\u7cfb\u7d71\u3002\u4e0d\u540c\u7684\u7de8\u78bc\u96c6\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\uff0c\u4f8b\u5982UTF-8\u3001ISO-8859-1\u7b49\u3002MySQL\u652f\u6301\u591a\u7a2e\u5b57\u7b26\u7de8\u78bc\u96c6\uff0c\u9078\u64c7\u5408\u9069\u7684\u7de8\u78bc\u96c6\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5728\u4e0d\u540c\u7cfb\u7d71\u4e4b\u9593\u7684\u517c\u5bb9\u6027\u3002<\/p>\n<h2 id=\"mysql%e4%b8%ad%e7%9a%84%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86%e8%a8%ad%e7%bd%ae-UbgLlGXAIa\">MySQL\u4e2d\u7684\u5b57\u7b26\u7de8\u78bc\u96c6\u8a2d\u7f6e<\/h2>\n<p>\u5728MySQL\u4e2d\uff0c\u5b57\u7b26\u7de8\u78bc\u96c6\u7684\u8a2d\u7f6e\u53ef\u4ee5\u5728\u591a\u500b\u5c64\u9762\u9032\u884c\uff0c\u5305\u62ec\u6578\u64da\u5eab\u5c64\u3001\u8868\u5c64\u548c\u5217\u5c64\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728\u9019\u4e9b\u5c64\u9762\u4e0a\u8a2d\u7f6e\u5b57\u7b26\u7de8\u78bc\u96c6\u7684\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86-UbgLlGXAIa\">1. \u8a2d\u7f6e\u6578\u64da\u5eab\u7684\u5b57\u7b26\u7de8\u78bc\u96c6<\/h3>\n<pre><code>CREATE DATABASE my_database CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<p>\u5728\u5275\u5efa\u6578\u64da\u5eab\u6642\uff0c\u53ef\u4ee5\u6307\u5b9a\u5b57\u7b26\u7de8\u78bc\u96c6\u548c\u6392\u5e8f\u898f\u5247\u3002\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70bamy_database\u7684\u6578\u64da\u5eab\uff0c\u4e26\u5c07\u5176\u5b57\u7b26\u7de8\u78bc\u96c6\u8a2d\u7f6e\u70bautf8mb4\uff0c\u9019\u662f\u4e00\u7a2e\u652f\u6301\u591a\u7a2e\u8a9e\u8a00\u7684\u7de8\u78bc\u96c6\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e8%a1%a8%e7%9a%84%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86-UbgLlGXAIa\">2. \u8a2d\u7f6e\u8868\u7684\u5b57\u7b26\u7de8\u78bc\u96c6<\/h3>\n<pre><code>CREATE TABLE my_table (\n    id INT PRIMARY KEY,\n    name VARCHAR(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci\n);<\/code><\/pre>\n<p>\u5728\u5275\u5efa\u8868\u6642\uff0c\u4e5f\u53ef\u4ee5\u70ba\u7279\u5b9a\u7684\u5217\u8a2d\u7f6e\u5b57\u7b26\u7de8\u78bc\u96c6\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u8a72\u5217\u4e2d\u7684\u6578\u64da\u4f7f\u7528\u6b63\u78ba\u7684\u7de8\u78bc\u9032\u884c\u5b58\u5132\u3002<\/p>\n<h3 id=\"3-%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e6%99%82%e7%9a%84%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86%e8%a8%ad%e7%bd%ae-UbgLlGXAIa\">3. \u5c0e\u5165\u6578\u64da\u6642\u7684\u5b57\u7b26\u7de8\u78bc\u96c6\u8a2d\u7f6e<\/h3>\n<p>\u5728\u5c0e\u5165\u6578\u64da\u6642\uff0c\u4f7f\u7528LOAD DATA INFILE\u547d\u4ee4\u53ef\u4ee5\u6307\u5b9a\u5b57\u7b26\u7de8\u78bc\u96c6\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>LOAD DATA INFILE 'data.csv' \nINTO TABLE my_table \nCHARACTER SET utf8mb4 \nFIELDS TERMINATED BY ',' \nLINES TERMINATED BY 'n';<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5f9eCSV\u6587\u4ef6\u5c0e\u5165\u7684\u6578\u64da\u4f7f\u7528\u6b63\u78ba\u7684\u5b57\u7b26\u7de8\u78bc\u96c6\u3002<\/p>\n<h3 id=\"4-%e5%b0%8e%e5%87%ba%e6%95%b8%e6%93%9a%e6%99%82%e7%9a%84%e5%ad%97%e7%ac%a6%e7%b7%a8%e7%a2%bc%e9%9b%86%e8%a8%ad%e7%bd%ae-UbgLlGXAIa\">4. \u5c0e\u51fa\u6578\u64da\u6642\u7684\u5b57\u7b26\u7de8\u78bc\u96c6\u8a2d\u7f6e<\/h3>\n<p>\u5728\u5c0e\u51fa\u6578\u64da\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528mysqldump\u547d\u4ee4\u4f86\u6307\u5b9a\u5b57\u7b26\u7de8\u78bc\u96c6\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>mysqldump --default-character-set=utf8mb4 -u username -p my_database &gt; backup.sql<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5c0e\u51fa\u7684SQL\u6587\u4ef6\u4f7f\u7528\u6b63\u78ba\u7684\u5b57\u7b26\u7de8\u78bc\u96c6\uff0c\u907f\u514d\u5728\u5c0e\u5165\u6642\u51fa\u73fe\u5b57\u7b26\u986f\u793a\u554f\u984c\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c-UbgLlGXAIa\">\u5e38\u898b\u554f\u984c<\/h2>\n<ul>\n<li><strong>\u70ba\u4ec0\u9ebc\u9078\u64c7utf8mb4\uff1f<\/strong> <br \/>utf8mb4\u662f\u4e00\u7a2e\u652f\u6301\u6240\u6709Unicode\u5b57\u7b26\u7684\u7de8\u78bc\u96c6\uff0c\u9069\u5408\u591a\u8a9e\u8a00\u74b0\u5883\u3002<\/li>\n<li><strong>\u5982\u4f55\u6aa2\u67e5\u7576\u524d\u5b57\u7b26\u7de8\u78bc\u96c6\uff1f<\/strong> <br \/>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7576\u524d\u6578\u64da\u5eab\u7684\u5b57\u7b26\u7de8\u78bc\u96c6\uff1a<code>SHOW VARIABLES LIKE 'character_set%';<\/code><\/li>\n<li><strong>\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\u51fa\u73fe\u5b57\u7b26\u4e82\u78bc\u600e\u9ebc\u8fa6\uff1f<\/strong> <br \/>\u6aa2\u67e5\u6578\u64da\u6e90\u548c\u76ee\u6a19\u7684\u5b57\u7b26\u7de8\u78bc\u96c6\u662f\u5426\u4e00\u81f4\uff0c\u4e26\u78ba\u4fdd\u5728\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\u6b63\u78ba\u8a2d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-UbgLlGXAIa\">\u7e3d\u7d50<\/h2>\n<p>\u5728MySQL\u6578\u64da\u5eab\u7684\u5c0e\u5165\u6216\u5c0e\u51fa\u904e\u7a0b\u4e2d\uff0c\u6b63\u78ba\u8a2d\u7f6e\u5b57\u7b26\u7de8\u78bc\u96c6\u662f\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u548c\u53ef\u8b80\u6027\u7684\u95dc\u9375\u3002\u901a\u904e\u5728\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u5c64\u9762\u9032\u884c\u9069\u7576\u7684\u8a2d\u7f6e\uff0c\u4e26\u5728\u5c0e\u5165\u548c\u5c0e\u51fa\u6642\u6307\u5b9a\u6b63\u78ba\u7684\u7de8\u78bc\u96c6\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u5b57\u7b26\u986f\u793a\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u7ba1\u7406\u6578\u64da\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6578\u64da\u5eab\u5c0e\u5165\u6216\u5c0e\u51fa\u6642\u5b57\u7b26\u7de8\u78bc\u96c6\u7684\u8a2d\u7f6e\u65b9\u6cd5\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u986f\u793a\u548c\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-76430","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76430","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=76430"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76430\/revisions"}],"predecessor-version":[{"id":76431,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76430\/revisions\/76431"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76430"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76430"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}