{"id":75758,"date":"2024-10-16T00:58:16","date_gmt":"2024-10-15T16:58:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75758\/"},"modified":"2024-10-16T00:58:16","modified_gmt":"2024-10-15T16:58:16","slug":"mysql-%e7%b7%a8%e7%a2%bc%e6%a9%9f%e5%88%b6%e8%88%87%e4%ba%82%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75758\/","title":{"rendered":"MySQL \u7de8\u78bc\u6a5f\u5236\u8207\u4e82\u78bc"},"content":{"rendered":"<h1 id=\"mysql-%e7%b7%a8%e7%a2%bc%e6%a9%9f%e5%88%b6%e8%88%87%e4%ba%82%e7%a2%bc-uxXCnlcwcY\">MySQL \u7de8\u78bc\u6a5f\u5236\u8207\u4e82\u78bc<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002MySQL \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u7684\u591a\u6a23\u6027\uff0c\u7de8\u78bc\u554f\u984c\u4e5f\u96a8\u4e4b\u800c\u4f86\uff0c\u7279\u5225\u662f\u4e82\u78bc\u73fe\u8c61\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e MySQL \u7684\u7de8\u78bc\u6a5f\u5236\u53ca\u5176\u5c0e\u81f4\u4e82\u78bc\u7684\u539f\u56e0\uff0c\u4e26\u63d0\u4f9b\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"mysql-%e7%9a%84%e7%b7%a8%e7%a2%bc%e6%a9%9f%e5%88%b6-uxXCnlcwcY\">MySQL \u7684\u7de8\u78bc\u6a5f\u5236<\/h2>\n<p>MySQL \u652f\u6301\u591a\u7a2e\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u898f\u5247\u3002\u5b57\u7b26\u96c6\u662f\u7528\u4f86\u5b9a\u7fa9\u5982\u4f55\u5b58\u5132\u548c\u8868\u793a\u5b57\u7b26\u7684\uff0c\u800c\u6392\u5e8f\u898f\u5247\u5247\u6c7a\u5b9a\u4e86\u5b57\u7b26\u7684\u6bd4\u8f03\u65b9\u5f0f\u3002MySQL \u4e2d\u6700\u5e38\u7528\u7684\u5b57\u7b26\u96c6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>utf8<\/strong>\uff1a\u652f\u6301\u5927\u591a\u6578\u8a9e\u8a00\u7684\u5b57\u7b26\uff0c\u6700\u591a\u53ef\u5b58\u5132\u4e09\u500b\u5b57\u7bc0\u3002<\/li>\n<li><strong>utf8mb4<\/strong>\uff1a\u64f4\u5c55\u4e86 utf8\uff0c\u652f\u6301\u56db\u500b\u5b57\u7bc0\u7684\u5b57\u7b26\uff0c\u80fd\u5920\u8868\u793a Emoji \u7b49\u7279\u6b8a\u5b57\u7b26\u3002<\/li>\n<li><strong>latin1<\/strong>\uff1a\u4e3b\u8981\u7528\u65bc\u897f\u6b50\u8a9e\u8a00\uff0c\u50c5\u652f\u6301\u55ae\u5b57\u7bc0\u5b57\u7b26\u3002<\/li>\n<\/ul>\n<p>\u5728 MySQL \u4e2d\uff0c\u5b57\u7b26\u96c6\u7684\u8a2d\u7f6e\u53ef\u4ee5\u5728\u6578\u64da\u5eab\u3001\u8868\u548c\u5217\u7684\u5c64\u7d1a\u4e0a\u9032\u884c\u3002\u9019\u610f\u5473\u8457\u6bcf\u500b\u5c64\u7d1a\u90fd\u53ef\u4ee5\u6709\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u7de8\u78bc\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%ba%82%e7%a2%bc%e7%9a%84%e5%8e%9f%e5%9b%a0-uxXCnlcwcY\">\u4e82\u78bc\u7684\u539f\u56e0<\/h2>\n<p>\u4e82\u78bc\u901a\u5e38\u662f\u7531\u65bc\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\u6216\u4e0d\u6b63\u78ba\u7684\u7de8\u78bc\u65b9\u5f0f\u5f15\u8d77\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u5c0e\u81f4\u4e82\u78bc\u7684\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4<\/strong>\uff1a\u5982\u679c\u6578\u64da\u5eab\u4f7f\u7528 utf8\uff0c\u800c\u61c9\u7528\u7a0b\u5e8f\u4f7f\u7528 latin1\uff0c\u5247\u5728\u63d2\u5165\u6216\u67e5\u8a62\u6578\u64da\u6642\u53ef\u80fd\u6703\u51fa\u73fe\u4e82\u78bc\u3002<\/li>\n<li><strong>\u6578\u64da\u5c0e\u5165\u6642\u7684\u7de8\u78bc\u554f\u984c<\/strong>\uff1a\u5728\u5f9e\u5176\u4ed6\u6578\u64da\u6e90\u5c0e\u5165\u6578\u64da\u6642\uff0c\u5982\u679c\u672a\u6b63\u78ba\u6307\u5b9a\u6e90\u6578\u64da\u7684\u7de8\u78bc\uff0c\u5247\u53ef\u80fd\u5c0e\u81f4\u4e82\u78bc\u3002<\/li>\n<li><strong>\u5ba2\u6236\u7aef\u9023\u63a5\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u4e0d\u6b63\u78ba<\/strong>\uff1a\u5728\u9023\u63a5\u5230 MySQL \u6642\uff0c\u5982\u679c\u672a\u8a2d\u7f6e\u6b63\u78ba\u7684\u5b57\u7b26\u96c6\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u986f\u793a\u4e0d\u6b63\u78ba\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-uxXCnlcwcY\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u907f\u514d\u4e82\u78bc\u554f\u984c\uff0c\u5efa\u8b70\u63a1\u53d6\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<h3 id=\"1-%e7%b5%b1%e4%b8%80%e5%ad%97%e7%ac%a6%e9%9b%86-uxXCnlcwcY\">1. \u7d71\u4e00\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u5275\u5efa\u6578\u64da\u5eab\u548c\u8868\u6642\uff0c\u61c9\u7d71\u4e00\u4f7f\u7528 utf8mb4 \u5b57\u7b26\u96c6\uff0c\u9019\u6a23\u53ef\u4ee5\u652f\u6301\u66f4\u591a\u7684\u5b57\u7b26\uff0c\u4e26\u6e1b\u5c11\u4e82\u78bc\u7684\u98a8\u96aa\u3002<\/p>\n<pre><code>CREATE DATABASE mydb CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<h3 id=\"2-%e7%a2%ba%e4%bf%9d%e6%87%89%e7%94%a8%e7%a8%8b%e5%ba%8f%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86%e8%a8%ad%e7%bd%ae%e6%ad%a3%e7%a2%ba-uxXCnlcwcY\">2. \u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u6b63\u78ba<\/h3>\n<p>\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u78ba\u4fdd\u5728\u9023\u63a5\u5230 MySQL \u6642\u8a2d\u7f6e\u6b63\u78ba\u7684\u5b57\u7b26\u96c6\u3002\u4f8b\u5982\uff0c\u5728 PHP \u4e2d\u53ef\u4ee5\u9019\u6a23\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>mysqli_set_charset($connection, 'utf8mb4');<\/code><\/pre>\n<h3 id=\"3-%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e6%99%82%e6%8c%87%e5%ae%9a%e7%b7%a8%e7%a2%bc-uxXCnlcwcY\">3. \u5c0e\u5165\u6578\u64da\u6642\u6307\u5b9a\u7de8\u78bc<\/h3>\n<p>\u5728\u5c0e\u5165\u6578\u64da\u6642\uff0c\u4f7f\u7528\u6b63\u78ba\u7684\u7de8\u78bc\u9078\u9805\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 MySQL \u7684 <code>LOAD DATA INFILE<\/code> \u6642\uff0c\u53ef\u4ee5\u6307\u5b9a\u7de8\u78bc\uff1a<\/p>\n<pre><code>LOAD DATA INFILE 'data.csv' INTO TABLE mytable CHARACTER SET utf8mb4;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-uxXCnlcwcY\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u7684\u7de8\u78bc\u6a5f\u5236\u5c0d\u65bc\u6578\u64da\u7684\u6b63\u78ba\u5b58\u5132\u548c\u986f\u793a\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u7d71\u4e00\u5b57\u7b26\u96c6\u3001\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u6b63\u78ba\u4ee5\u53ca\u5728\u5c0e\u5165\u6578\u64da\u6642\u6307\u5b9a\u7de8\u78bc\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u4e82\u78bc\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u4e00\u500b\u91cd\u8981\u8003\u91cf\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 MySQL \u7de8\u78bc\u6a5f\u5236\u53ca\u5176\u5c0d\u4e82\u78bc\u7684\u5f71\u97ff\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u986f\u793a\u8207\u5b58\u5132\uff0c\u63d0\u5347\u8cc7\u6599\u5eab\u7ba1\u7406\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-75758","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75758","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=75758"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75758\/revisions"}],"predecessor-version":[{"id":75759,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75758\/revisions\/75759"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75758"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75758"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75758"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}