{"id":2152,"date":"2017-08-31T10:58:00","date_gmt":"2017-08-31T02:58:00","guid":{"rendered":"https:\/\/ai.zhousir.top\/?p=2152"},"modified":"2017-08-31T10:59:17","modified_gmt":"2017-08-31T02:59:17","slug":"2152","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=2152","title":{"rendered":"MySQL\u5b57\u7b26\u96c6\u8bbe\u7f6e"},"content":{"rendered":"

mysql\u5bf9\u4e8e\u5b57\u7b26\u96c6\u7684\u652f\u6301\u7ec6\u5316\u5230\u56db\u4e2a\u5c42\u6b21: \u670d\u52a1\u5668(server)\uff0c\u6570\u636e\u5e93(database)\uff0c\u6570\u636e\u8868(table)\u548c\u8fde\u63a5(connection)\u3002
\nMySQL\u5bf9\u4e8e\u5b57\u7b26\u96c6\u7684\u6307\u5b9a\u53ef\u4ee5\u7ec6\u5316\u5230\u4e00\u4e2a\u6570\u636e\u5e93\uff0c\u4e00\u5f20\u8868\uff0c\u4e00\u5217\uff0c\u5e94\u8be5\u7528\u4ec0\u4e48\u5b57\u7b26\u96c6\u3002<\/p>\n

\u4e00\u3001MySQL\u5b57\u7b26\u96c6\u8bbe\u7f6e<\/h3>\n

[java]\u2022 \u7cfb\u7edf\u53d8\u91cf\uff1a
\n\u2013 character_set_server\uff1a\u9ed8\u8ba4\u7684\u5185\u90e8\u64cd\u4f5c\u5b57\u7b26\u96c6
\n\u2013 character_set_client\uff1a\u5ba2\u6237\u7aef\u6765\u6e90\u6570\u636e\u4f7f\u7528\u7684\u5b57\u7b26\u96c6
\n\u2013 character_set_connection\uff1a\u8fde\u63a5\u5c42\u5b57\u7b26\u96c6
\n\u2013 character_set_results\uff1a\u67e5\u8be2\u7ed3\u679c\u5b57\u7b26\u96c6
\n\u2013 character_set_database\uff1a\u5f53\u524d\u9009\u4e2d\u6570\u636e\u5e93\u7684\u9ed8\u8ba4\u5b57\u7b26\u96c6
\n\u2013 character_set_system\uff1a\u7cfb\u7edf\u5143\u6570\u636e(\u5b57\u6bb5\u540d\u7b49)\u5b57\u7b26\u96c6[\/java]<\/p>\n

\u4e8c\u3001\u5c06\u64cd\u4f5c\u7ed3\u679c\u4ece\u5185\u90e8\u64cd\u4f5c\u5b57\u7b26\u96c6\u8f6c\u6362\u4e3acharacter_set_results\u3002<\/h3>\n

\"mysqlcharset\"<\/a><\/p>\n

\u4e09\u3001MySQL\u9ed8\u8ba4\u5b57\u7b26\u96c6<\/h3>\n

MySQL\u5bf9\u4e8e\u5b57\u7b26\u96c6\u7684\u6307\u5b9a\u53ef\u4ee5\u7ec6\u5316\u5230\u4e00\u4e2a\u6570\u636e\u5e93\uff0c\u4e00\u5f20\u8868\uff0c\u4e00\u5217.\u4f20\u7edf\u7684\u7a0b\u5e8f\u5728\u521b\u5efa\u6570\u636e\u5e93\u548c\u6570\u636e\u8868\u65f6\u5e76\u6ca1\u6709\u4f7f\u7528\u90a3\u4e48\u590d\u6742\u7684\u914d\u7f6e\uff0c\u5b83\u4eec\u7528\u7684\u662f\u9ed8\u8ba4\u7684\u914d\u7f6e.
\n(1)\u7f16\u8bd1MySQL \u65f6\uff0c\u6307\u5b9a\u4e86\u4e00\u4e2a\u9ed8\u8ba4\u7684\u5b57\u7b26\u96c6\uff0c\u8fd9\u4e2a\u5b57\u7b26\u96c6\u662f latin1\uff1b
\n(2)\u5b89\u88c5MySQL \u65f6\uff0c\u53ef\u4ee5\u5728\u914d\u7f6e\u6587\u4ef6 (my.ini) \u4e2d\u6307\u5b9a\u4e00\u4e2a\u9ed8\u8ba4\u7684\u7684\u5b57\u7b26\u96c6\uff0c\u5982\u679c\u6ca1\u6307\u5b9a\uff0c\u8fd9\u4e2a\u503c\u7ee7\u627f\u81ea\u7f16\u8bd1\u65f6\u6307\u5b9a\u7684\uff1b
\n(3)\u542f\u52a8mysqld \u65f6\uff0c\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u53c2\u6570\u4e2d\u6307\u5b9a\u4e00\u4e2a\u9ed8\u8ba4\u7684\u7684\u5b57\u7b26\u96c6\uff0c\u5982\u679c\u6ca1\u6307\u5b9a\uff0c\u8fd9\u4e2a\u503c\u7ee7\u627f\u81ea\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u914d\u7f6e,\u6b64\u65f6 character_set_server \u88ab\u8bbe\u5b9a\u4e3a\u8fd9\u4e2a\u9ed8\u8ba4\u7684\u5b57\u7b26\u96c6\uff1b
\n(4)\u5b89\u88c5 MySQL\u9009\u62e9\u591a\u8bed\u8a00\u652f\u6301\uff0c\u5b89\u88c5\u7a0b\u5e8f\u4f1a\u81ea\u52a8\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u628adefault_character_set \u8bbe\u7f6e\u4e3a UTF-8\uff0c\u4fdd\u8bc1\u7f3a\u7701\u60c5\u51b5\u4e0b\u6240\u6709\u7684\u6570\u636e\u5e93\u6240\u6709\u8868\u7684\u6240\u6709\u5217\u7684\u90fd\u7528 UTF-8 \u5b58\u50a8\u3002
\n\u67e5\u770b\u9ed8\u8ba4\u5b57\u7b26\u96c6
\n(\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cmysql\u7684\u5b57\u7b26\u96c6\u662flatin1(ISO_8859_1)\uff0c\u5982\u4f55\u67e5\u770b\u5728\u4e0a\u9762\u6211\u4eec\u5df2\u7ecf\u7ed9\u51fa\u4e86\u76f8\u5173\u547d\u4ee4
\n\u4fee\u6539\u9ed8\u8ba4\u5b57\u7b26\u96c6<\/p>\n

(1) \u6700\u7b80\u5355\u7684\u4fee\u6539\u65b9\u6cd5\uff0c\u5c31\u662f\u4fee\u6539mysql\u7684my.ini\u6587\u4ef6\u4e2d\u7684\u5b57\u7b26\u96c6\u952e\u503c\uff0c<\/h4>\n

\u5982:
\n[java]default-character-set = utf8
\ncharacter_set_server = utf8[\/java]
\n\u4fee\u6539\u5b8c\u540e\uff0c\u91cd\u542fmysql\u7684\u670d\u52a1<\/p>\n

(2) \u8fd8\u6709\u4e00\u79cd\u4fee\u6539\u5b57\u7b26\u96c6\u7684\u65b9\u6cd5\uff0c\u5c31\u662f\u4f7f\u7528mysql\u7684\u547d\u4ee4<\/h4>\n

[java]mysql&gt; SET character_set_client = utf8 ;
\nmysql&gt; SET character_set_connection = utf8 ;
\nmysql&gt; SET character_set_database = utf8 ;
\nmysql&gt; SET character_set_results = utf8 ;
\nmysql&gt; SET character_set_server = utf8 ;
\nmysql&gt; SET collation_connection = utf8 ;
\nmysql&gt; SET collation_database = utf8 ;
\nmysql&gt; SET collation_server = utf8 ;[\/java]<\/p>\n

\u8bbe\u7f6e\u4e86\u8868\u7684\u9ed8\u8ba4\u5b57\u7b26\u96c6\u4e3autf8\u5e76\u4e14\u901a\u8fc7UTF-8\u7f16\u7801\u53d1\u9001\u67e5\u8be2\uff0c\u5b58\u5165\u6570\u636e\u5e93\u7684\u4ecd\u7136\u662f\u4e71\u7801\u3002\u90a3connection\u8fde\u63a5\u5c42\u4e0a\u53ef\u80fd\u51fa\u4e86\u95ee\u9898\u3002\u89e3\u51b3\u65b9\u6cd5\u662f\u5728\u53d1\u9001\u67e5\u8be2\u524d\u6267\u884c\u4e00\u4e0b\u4e0b\u9762\u8fd9\u53e5\uff1a SET NAMES ‘utf8’;\u5b83\u76f8\u5f53\u4e8e\u4e0b\u9762\u7684\u4e09\u53e5\u6307\u4ee4\uff1a
\n[java]SET character_set_client = utf8;
\nSET character_set_results = utf8;
\nSET character_set_connection = utf8;[\/java]<\/p>\n","protected":false},"excerpt":{"rendered":"

mysql\u5bf9\u4e8e\u5b57\u7b26\u96c6\u7684\u652f\u6301\u7ec6\u5316\u5230\u56db\u4e2a\u5c42\u6b21: \u670d\u52a1\u5668(server)\uff0c\u6570\u636e\u5e93(database)\uff0c\u6570\u636e\u8868(tab […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[61],"tags":[],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2152"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2152"}],"version-history":[{"count":3,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2152\/revisions"}],"predecessor-version":[{"id":2156,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2152\/revisions\/2156"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}