{"id":176815,"date":"2024-11-08T12:28:18","date_gmt":"2024-11-08T04:28:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/176815\/"},"modified":"2024-11-08T12:28:19","modified_gmt":"2024-11-08T04:28:19","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-%e6%9c%aa%e7%9f%a5%e5%ad%97%e7%ac%a6%e9%9b%86char_set","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/176815\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; \u672a\u77e5\u5b57\u7b26\u96c6:&#8217;char_set&#8217;"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-%e6%9c%aa%e7%9f%a5%e5%ad%97%e7%ac%a6%e9%9b%86char_set-SsehSYqnhN\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; \u672a\u77e5\u5b57\u7b26\u96c6:&#8217;char_set&#8217;<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u201c\u672a\u77e5\u5b57\u7b26\u96c6:&#8217;char_set&#8217;\u201d\u7684\u932f\u8aa4\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u6578\u64da\u5eab\u9023\u63a5\u6216\u67e5\u8a62\u57f7\u884c\u7684\u904e\u7a0b\u4e2d\uff0c\u4e26\u4e14\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-SsehSYqnhN\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>\u7576MySQL\u5831\u544a\u201c\u672a\u77e5\u5b57\u7b26\u96c6:&#8217;char_set&#8217;\u201d\u6642\uff0c\u9019\u901a\u5e38\u610f\u5473\u8457\u7cfb\u7d71\u7121\u6cd5\u8b58\u5225\u6307\u5b9a\u7684\u5b57\u7b26\u96c6\u3002\u9019\u53ef\u80fd\u662f\u7531\u65bc\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u9020\u6210\u7684\uff1a<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u96c6\u62fc\u5beb\u932f\u8aa4\uff1a<\/strong>\u5728SQL\u67e5\u8a62\u6216\u6578\u64da\u5eab\u914d\u7f6e\u4e2d\uff0c\u5b57\u7b26\u96c6\u7684\u540d\u7a31\u53ef\u80fd\u62fc\u5beb\u932f\u8aa4\uff0c\u5c0e\u81f4MySQL\u7121\u6cd5\u8b58\u5225\u3002<\/li>\n<li><strong>\u5b57\u7b26\u96c6\u672a\u5b89\u88dd\uff1a<\/strong>\u67d0\u4e9b\u5b57\u7b26\u96c6\u53ef\u80fd\u672a\u5728MySQL\u670d\u52d9\u5668\u4e0a\u5b89\u88dd\u6216\u555f\u7528\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528\u81ea\u5b9a\u7fa9\u6216\u8f03\u5c11\u898b\u7684\u5b57\u7b26\u96c6\u6642\u3002<\/li>\n<li><strong>MySQL\u7248\u672c\u4e0d\u652f\u6301\uff1a<\/strong>\u67d0\u4e9b\u5b57\u7b26\u96c6\u53ef\u80fd\u5728\u820a\u7248\u672c\u7684MySQL\u4e2d\u4e0d\u88ab\u652f\u6301\uff0c\u56e0\u6b64\u5347\u7d1aMySQL\u7248\u672c\u53ef\u80fd\u662f\u5fc5\u8981\u7684\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-SsehSYqnhN\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u8981\u4fee\u5fa9\u201c\u672a\u77e5\u5b57\u7b26\u96c6:&#8217;char_set&#8217;\u201d\u7684\u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e5%ad%97%e7%ac%a6%e9%9b%86%e6%8b%bc%e5%af%ab-SsehSYqnhN\">1. \u6aa2\u67e5\u5b57\u7b26\u96c6\u62fc\u5beb<\/h3>\n<pre><code>SELECT @@character_set_database, @@collation_database;<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u60a8\u5728\u67e5\u8a62\u6216\u914d\u7f6e\u4e2d\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u540d\u7a31\u662f\u5426\u6b63\u78ba\u3002\u53ef\u4ee5\u4f7f\u7528\u4e0a\u8ff0SQL\u67e5\u8a62\u4f86\u67e5\u770b\u7576\u524d\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u898f\u5247\u3002<\/p>\n<h3 id=\"2-%e7%a2%ba%e8%aa%8d%e5%ad%97%e7%ac%a6%e9%9b%86%e6%98%af%e5%90%a6%e5%8f%af%e7%94%a8-SsehSYqnhN\">2. \u78ba\u8a8d\u5b57\u7b26\u96c6\u662f\u5426\u53ef\u7528<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5MySQL\u652f\u6301\u7684\u5b57\u7b26\u96c6\u5217\u8868\uff1a<\/p>\n<pre><code>SHOW CHARACTER SET;<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u6240\u6709\u53ef\u7528\u7684\u5b57\u7b26\u96c6\uff0c\u60a8\u53ef\u4ee5\u78ba\u8a8d\u60a8\u6240\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u662f\u5426\u5728\u5217\u8868\u4e2d\u3002<\/p>\n<h3 id=\"3-%e6%9b%b4%e6%96%b0mysql%e7%89%88%e6%9c%ac-SsehSYqnhN\">3. \u66f4\u65b0MySQL\u7248\u672c<\/h3>\n<p>\u5982\u679c\u60a8\u767c\u73fe\u6240\u9700\u7684\u5b57\u7b26\u96c6\u5728\u7576\u524d\u7248\u672c\u4e2d\u4e0d\u88ab\u652f\u6301\uff0c\u8003\u616e\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\u7684MySQL\u3002\u9019\u4e0d\u50c5\u53ef\u4ee5\u89e3\u6c7a\u5b57\u7b26\u96c6\u554f\u984c\uff0c\u9084\u80fd\u63d0\u9ad8\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h3 id=\"4-%e4%bf%ae%e6%94%b9%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-SsehSYqnhN\">4. \u4fee\u6539\u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u5982\u679c\u60a8\u9700\u8981\u4f7f\u7528\u7279\u5b9a\u7684\u5b57\u7b26\u96c6\uff0c\u53ef\u4ee5\u5728MySQL\u7684\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u662fmy.cnf\u6216my.ini\uff09\u4e2d\u9032\u884c\u8a2d\u7f6e\u3002\u6dfb\u52a0\u6216\u4fee\u6539\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>[mysqld]\ncharacter-set-server=utf8mb4\ncollation-server=utf8mb4_unicode_ci<\/code><\/pre>\n<p>\u7136\u5f8c\u91cd\u555fMySQL\u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n<h3 id=\"5-%e6%aa%a2%e6%9f%a5%e6%87%89%e7%94%a8%e7%a8%8b%e5%ba%8f%e4%bb%a3%e7%a2%bc-SsehSYqnhN\">5. \u6aa2\u67e5\u61c9\u7528\u7a0b\u5e8f\u4ee3\u78bc<\/h3>\n<p>\u5982\u679c\u932f\u8aa4\u767c\u751f\u5728\u61c9\u7528\u7a0b\u5e8f\u5c64\u9762\uff0c\u8acb\u6aa2\u67e5\u60a8\u7684\u4ee3\u78bc\uff0c\u78ba\u4fdd\u5728\u9023\u63a5\u6578\u64da\u5eab\u6642\u6b63\u78ba\u8a2d\u7f6e\u5b57\u7b26\u96c6\u3002\u4f8b\u5982\uff0c\u5728PHP\u4e2d\uff0c\u60a8\u53ef\u4ee5\u9019\u6a23\u8a2d\u7f6e\uff1a<\/p>\n<pre><code>$mysqli-&gt;set_charset(\"utf8mb4\");<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SsehSYqnhN\">\u7e3d\u7d50<\/h2>\n<p>\u4fee\u5fa9MySQL\u7684\u201c\u672a\u77e5\u5b57\u7b26\u96c6:&#8217;char_set&#8217;\u201d\u932f\u8aa4\u901a\u5e38\u6d89\u53ca\u6aa2\u67e5\u5b57\u7b26\u96c6\u7684\u62fc\u5beb\u3001\u78ba\u8a8d\u5b57\u7b26\u96c6\u7684\u53ef\u7528\u6027\u3001\u66f4\u65b0MySQL\u7248\u672c\u4ee5\u53ca\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u7b49\u6b65\u9a5f\u3002\u901a\u904e\u9019\u4e9b\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6b63\u5e38\u904b\u884c\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4\u300c\u672a\u77e5\u5b57\u7b26\u96c6: &#8216;char_set&#8217;\u300d\uff0c\u89e3\u6c7a\u6578\u64da\u5eab\u5b57\u7b26\u96c6\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\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-176815","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176815","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=176815"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176815\/revisions"}],"predecessor-version":[{"id":176816,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176815\/revisions\/176816"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=176815"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=176815"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=176815"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}