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Home > php教程 > php手册 > Fatal error: Undefined class constant 'MYSQL_ATTR_USE_BUFFERED_QUERY' in D:inetpubvhostszenpty.comhttpdocsincludesdatabase，bufferedreader

Fatal error: Undefined class constant 'MYSQL_ATTR_USE_BUFFERED_QUERY' in D:inetpubvhostszenpty.comhttpdocsincludesdatabase，bufferedreader

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Release： 2016-06-13 09:18:20
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Fatal error: Undefined class constant 'MYSQL_ATTR_USE_BUFFERED_QUERY' in D:\inetpub\vhosts\zenpty.com\httpdocs\includes\database，bufferedreader

打开php.ini配置文件，找到php_pdo_mysql.dll，如果前面有分号";"则表示该行被注释掉了，将分号去掉，保存，然后重启apache服务，重新访问页面，问题解决了。

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