{"id":76098,"date":"2024-10-16T03:50:14","date_gmt":"2024-10-15T19:50:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76098\/"},"modified":"2024-10-16T03:50:15","modified_gmt":"2024-10-15T19:50:15","slug":"mysql%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%e5%a6%82%e4%bd%95%e6%8e%92%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76098\/","title":{"rendered":"MySQL\u4e82\u78bc\u554f\u984c\u5982\u4f55\u6392\u67e5"},"content":{"rendered":"<h1 id=\"mysql%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%e5%a6%82%e4%bd%95%e6%8e%92%e6%9f%a5-WjJtxCdhKO\">MySQL\u4e82\u78bc\u554f\u984c\u5982\u4f55\u6392\u67e5<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u4e82\u78bc\u554f\u984c\u662f\u4e00\u500b\u5e38\u898b\u7684\u6311\u6230\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u6578\u64da\u7684\u53ef\u8b80\u6027\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u932f\u8aa4\u3002\u672c\u6587\u5c07\u63a2\u8a0eMySQL\u4e82\u78bc\u554f\u984c\u7684\u6210\u56e0\u53ca\u5176\u6392\u67e5\u65b9\u6cd5\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u6709\u6548\u89e3\u6c7a\u6b64\u985e\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%e7%9a%84%e6%88%90%e5%9b%a0-WjJtxCdhKO\">\u4e82\u78bc\u554f\u984c\u7684\u6210\u56e0<\/h2>\n<p>MySQL\u4e82\u78bc\u554f\u984c\u901a\u5e38\u6e90\u65bc\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u898f\u5247\u7684\u8a2d\u7f6e\u4e0d\u7576\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6210\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff1a<\/strong>\u6578\u64da\u5eab\u3001\u8868\u3001\u5217\u53ca\u9023\u63a5\u7684\u5b57\u7b26\u96c6\u5982\u679c\u4e0d\u4e00\u81f4\uff0c\u5c07\u5c0e\u81f4\u6578\u64da\u5728\u5b58\u5132\u6216\u6aa2\u7d22\u6642\u51fa\u73fe\u4e82\u78bc\u3002<\/li>\n<li><strong>\u6578\u64da\u63d2\u5165\u6642\u7684\u5b57\u7b26\u96c6\uff1a<\/strong>\u5982\u679c\u5728\u63d2\u5165\u6578\u64da\u6642\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u8207\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\uff0c\u5247\u53ef\u80fd\u6703\u51fa\u73fe\u4e82\u78bc\u3002<\/li>\n<li><strong>\u61c9\u7528\u7a0b\u5e8f\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\uff1a<\/strong>\u61c9\u7528\u7a0b\u5e8f\u5728\u9023\u63a5\u5230\u6578\u64da\u5eab\u6642\u672a\u6b63\u78ba\u8a2d\u7f6e\u5b57\u7b26\u96c6\uff0c\u4e5f\u6703\u5c0e\u81f4\u4e82\u78bc\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%8e%92%e6%9f%a5%e6%ad%a5%e9%a9%9f-WjJtxCdhKO\">\u6392\u67e5\u6b65\u9a5f<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u6392\u67e5MySQL\u7684\u4e82\u78bc\u554f\u984c\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e5%92%8c%e8%a1%a8%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-WjJtxCdhKO\">1. \u6aa2\u67e5\u6578\u64da\u5eab\u548c\u8868\u7684\u5b57\u7b26\u96c6<\/h3>\n<pre><code>SHOW VARIABLES LIKE 'character_set_database';\nSHOW TABLE STATUS;\n<\/code><\/pre>\n<p>\u4f7f\u7528\u4e0a\u8ff0\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b\u7576\u524d\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u3002\u78ba\u4fdd\u6578\u64da\u5eab\u548c\u8868\u7684\u5b57\u7b26\u96c6\u4e00\u81f4\uff0c\u901a\u5e38\u5efa\u8b70\u4f7f\u7528UTF-8\u5b57\u7b26\u96c6\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e5%88%97%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-WjJtxCdhKO\">2. \u6aa2\u67e5\u5217\u7684\u5b57\u7b26\u96c6<\/h3>\n<pre><code>SHOW FULL COLUMNS FROM your_table_name;\n<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u986f\u793a\u8868\u4e2d\u6bcf\u4e00\u5217\u7684\u5b57\u7b26\u96c6\u8a2d\u7f6e\u3002\u78ba\u4fdd\u6240\u6709\u5217\u7684\u5b57\u7b26\u96c6\u8207\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e00\u81f4\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e9%80%a3%e6%8e%a5%e7%9a%84%e5%ad%97%e7%ac%a6%e9%9b%86-WjJtxCdhKO\">3. \u6aa2\u67e5\u9023\u63a5\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\u6642\uff0c\u61c9\u660e\u78ba\u8a2d\u7f6e\u5b57\u7b26\u96c6\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\u7576\u524d\u9023\u63a5\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'character_set_connection';\n<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u9023\u63a5\u7684\u5b57\u7b26\u96c6\u8207\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff0c\u53ef\u4ee5\u5728\u9023\u63a5\u6642\u8a2d\u7f6e\u5b57\u7b26\u96c6\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>SET NAMES 'utf8';\n<\/code><\/pre>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%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-WjJtxCdhKO\">4. \u6aa2\u67e5\u6578\u64da\u63d2\u5165\u6642\u7684\u5b57\u7b26\u96c6<\/h3>\n<p>\u5728\u63d2\u5165\u6578\u64da\u6642\uff0c\u78ba\u4fdd\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u8207\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e00\u81f4\u3002\u5982\u679c\u4f7f\u7528\u7684\u662fPHP\uff0c\u53ef\u4ee5\u5728\u9023\u63a5\u6578\u64da\u5eab\u5f8c\u8a2d\u7f6e\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>mysqli_set_charset($connection, 'utf8');\n<\/code><\/pre>\n<h2 id=\"%e7%a4%ba%e4%be%8b-WjJtxCdhKO\">\u793a\u4f8b<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba\u201cusers\u201d\u7684\u8868\uff0c\u4e26\u4e14\u5728\u63d2\u5165\u7528\u6236\u540d\u6642\u51fa\u73fe\u4e82\u78bc\u3002\u9996\u5148\uff0c\u6211\u5011\u6aa2\u67e5\u6578\u64da\u5eab\u548c\u8868\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'character_set_database';\nSHOW FULL COLUMNS FROM users;\n<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff0c\u5247\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u63a5\u8457\uff0c\u6aa2\u67e5\u9023\u63a5\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'character_set_connection';\n<\/code><\/pre>\n<p>\u5982\u679c\u9023\u63a5\u7684\u5b57\u7b26\u96c6\u4e0d\u6b63\u78ba\uff0c\u5247\u9700\u8981\u5728\u9023\u63a5\u6642\u8a2d\u7f6e\u6b63\u78ba\u7684\u5b57\u7b26\u96c6\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WjJtxCdhKO\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u7684\u4e82\u78bc\u554f\u984c\u901a\u5e38\u8207\u5b57\u7b26\u96c6\u7684\u8a2d\u7f6e\u6709\u95dc\u3002\u901a\u904e\u6aa2\u67e5\u6578\u64da\u5eab\u3001\u8868\u3001\u5217\u53ca\u9023\u63a5\u7684\u5b57\u7b26\u96c6\uff0c\u53ef\u4ee5\u6709\u6548\u6392\u67e5\u4e26\u89e3\u6c7a\u4e82\u78bc\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u904b\u884c\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u904b\u884cMySQL\u6578\u64da\u5eab\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u53ef\u8b80\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u4e82\u78bc\u554f\u984c\u7684\u6392\u67e5\u65b9\u6cd5\uff0c\u5f9e\u5b57\u7b26\u96c6\u8a2d\u5b9a\u5230\u6578\u64da\u5eab\u914d\u7f6e\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u89e3\u6c7a\u6578\u64da\u986f\u793a\u7570\u5e38\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-76098","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76098","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=76098"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76098\/revisions"}],"predecessor-version":[{"id":76099,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76098\/revisions\/76099"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}