{"id":177981,"date":"2024-11-08T17:12:17","date_gmt":"2024-11-08T09:12:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177981\/"},"modified":"2024-11-08T17:12:18","modified_gmt":"2024-11-08T09:12:18","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41273-sqlstate-hy000-er_unknown_collation-%e6%9c%aa%e7%9f%a5%e7%9a%84%e6%a0%a1%e5%b0%8d%ef%bc%9as","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177981\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41273 &#8211; SQLSTATE: HY000 (ER_UNKNOWN_COLLATION) \u672a\u77e5\u7684\u6821\u5c0d\uff1a&#8217;%s&#8217;"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41273-sqlstate-hy000-er_unknown_collation-%e6%9c%aa%e7%9f%a5%e7%9a%84%e6%a0%a1%e5%b0%8d%ef%bc%9as-JbMIkHeVjy\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41273 &#8211; SQLSTATE: HY000 (ER_UNKNOWN_COLLATION) \u672a\u77e5\u7684\u6821\u5c0d\uff1a&#8217;%s&#8217;<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa4\u4ee3\u78bc1273\uff0c\u8a72\u932f\u8aa4\u7684\u63cf\u8ff0\u70ba\u201cSQLSTATE: HY000 (ER_UNKNOWN_COLLATION) \u672a\u77e5\u7684\u6821\u5c0d\uff1a&#8217;%s&#8217;\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u548c\u6821\u5c0d\u8a2d\u5b9a\u6709\u95dc\uff0c\u7279\u5225\u662f\u5728\u6578\u64da\u5eab\u5347\u7d1a\u6216\u9077\u79fb\u904e\u7a0b\u4e2d\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u6210\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-JbMIkHeVjy\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>MySQL\u7684\u6821\u5c0d\uff08Collation\uff09\u662f\u7528\u4f86\u5b9a\u7fa9\u5982\u4f55\u6bd4\u8f03\u548c\u6392\u5e8f\u5b57\u7b26\u7684\u898f\u5247\u3002\u7576\u4f60\u5728\u57f7\u884cSQL\u67e5\u8a62\u6642\uff0c\u5982\u679c\u6307\u5b9a\u4e86\u4e00\u500bMySQL\u4e0d\u8a8d\u8b58\u7684\u6821\u5c0d\uff0c\u5247\u6703\u51fa\u73fe\u932f\u8aa41273\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5eab\u5347\u7d1a\uff1a<\/strong>\u5728\u5347\u7d1aMySQL\u7248\u672c\u6642\uff0c\u67d0\u4e9b\u820a\u7248\u672c\u7684\u6821\u5c0d\u53ef\u80fd\u5728\u65b0\u7248\u672c\u4e2d\u4e0d\u518d\u652f\u6301\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u9077\u79fb\uff1a<\/strong>\u5f9e\u4e00\u500b\u6578\u64da\u5eab\u7cfb\u7d71\u9077\u79fb\u5230\u53e6\u4e00\u500b\u7cfb\u7d71\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u6821\u5c0d\u4e0d\u5339\u914d\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u4e0d\u6b63\u78ba\u7684SQL\u8a9e\u53e5\uff1a<\/strong>\u5728SQL\u67e5\u8a62\u4e2d\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u6216\u4e0d\u5b58\u5728\u7684\u6821\u5c0d\u540d\u7a31\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5%e6%a0%a1%e5%b0%8d%e8%a8%ad%e5%ae%9a-JbMIkHeVjy\">\u5982\u4f55\u6aa2\u67e5\u6821\u5c0d\u8a2d\u5b9a<\/h2>\n<p>\u8981\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0c\u9996\u5148\u9700\u8981\u6aa2\u67e5\u7576\u524d\u6578\u64da\u5eab\u548c\u8868\u7684\u6821\u5c0d\u8a2d\u5b9a\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u67e5\u770b\u6578\u64da\u5eab\u7684\u6821\u5c0d\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'collation_database';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7576\u524d\u6578\u64da\u5eab\u7684\u6821\u5c0d\u3002\u5982\u679c\u9700\u8981\u67e5\u770b\u7279\u5b9a\u8868\u7684\u6821\u5c0d\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>SHOW TABLE STATUS LIKE 'your_table_name';<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u8a72\u8868\u7684\u6821\u5c0d\u548c\u5b57\u7b26\u96c6\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-JbMIkHeVjy\">\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u5982\u679c\u78ba\u5b9a\u662f\u6821\u5c0d\u554f\u984c\u5c0e\u81f4\u7684\u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u4fee\u5fa9\uff1a<\/p>\n<h3 id=\"1-%e6%9b%b4%e6%96%b0%e6%a0%a1%e5%b0%8d%e8%a8%ad%e5%ae%9a-JbMIkHeVjy\">1. \u66f4\u65b0\u6821\u5c0d\u8a2d\u5b9a<\/h3>\n<p>\u5982\u679c\u767c\u73fe\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684\u6821\u5c0d\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u66f4\u65b0\u8868\u7684\u6821\u5c0d\uff1a<\/p>\n<pre><code>ALTER TABLE your_table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u8868\u7684\u5b57\u7b26\u96c6\u8f49\u63db\u70bautf8mb4\uff0c\u4e26\u5c07\u6821\u5c0d\u8a2d\u7f6e\u70bautf8mb4_unicode_ci\uff0c\u9019\u662f\u76ee\u524d\u6700\u5e38\u7528\u7684\u5b57\u7b26\u96c6\u548c\u6821\u5c0d\u3002<\/p>\n<h3 id=\"2-%e4%bf%ae%e6%94%b9sql%e6%9f%a5%e8%a9%a2-JbMIkHeVjy\">2. \u4fee\u6539SQL\u67e5\u8a62<\/h3>\n<p>\u5982\u679c\u932f\u8aa4\u662f\u7531\u65bcSQL\u67e5\u8a62\u4e2d\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684\u6821\u5c0d\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728\u67e5\u8a62\u4e2d\u6307\u5b9a\u6b63\u78ba\u7684\u6821\u5c0d\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT * FROM your_table_name WHERE your_column_name COLLATE utf8mb4_unicode_ci = 'some_value';<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae-JbMIkHeVjy\">3. \u6aa2\u67e5\u6578\u64da\u5eab\u914d\u7f6e<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u5eab\u7684\u914d\u7f6e\u6587\u4ef6\uff08my.cnf\u6216my.ini\uff09\u4e2d\u53ef\u80fd\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u78ba\u4fdd\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u6b63\u78ba\u8a2d\u7f6e\u4e86\u5b57\u7b26\u96c6\u548c\u6821\u5c0d\uff1a<\/p>\n<pre><code>[mysqld]\ncharacter-set-server=utf8mb4\ncollation-server=utf8mb4_unicode_ci<\/code><\/pre>\n<p>\u4fee\u6539\u5f8c\uff0c\u91cd\u555fMySQL\u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JbMIkHeVjy\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41273 &#8211; SQLSTATE: HY000 (ER_UNKNOWN_COLLATION) \u901a\u5e38\u662f\u7531\u65bc\u6821\u5c0d\u8a2d\u5b9a\u4e0d\u6b63\u78ba\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u7576\u524d\u7684\u6821\u5c0d\u8a2d\u5b9a\u3001\u66f4\u65b0\u8868\u7684\u6821\u5c0d\u3001\u4fee\u6539SQL\u67e5\u8a62\u4ee5\u53ca\u6aa2\u67e5\u6578\u64da\u5eab\u914d\u7f6e\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u500b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u670d\u52d9\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41273 (SQLSTATE: HY000) \u7684\u65b9\u6cd5\uff0c\u89e3\u6c7a\u672a\u77e5\u6821\u5c0d\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u6b63\u5e38\u904b\u884c\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-177981","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177981","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=177981"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177981\/revisions"}],"predecessor-version":[{"id":177982,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177981\/revisions\/177982"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}