Warning: PDO::prepare(): MySQL server has gone away in /www/wwwroot/www.goinsms.xyz/Common/PdoHelper.php on line 242
string(234) "预处理sql出错信息:SQLSTATE[HY000]: General error: 2006 MySQL server has gone away
sql:(select qu,phone,update_time from ( select * from mv_sms_go order by update_time desc limit 20 ) a where 1=1 order by RAND() limit 3)"
Fatal error: Uncaught Error: Call to a member function execute() on null in /www/wwwroot/www.goinsms.xyz/Common/PdoHelper.php:247 Stack trace: #0 /www/wwwroot/www.goinsms.xyz/Common/PdoHelper.php(212): PdoHelper->query('select qu,phone...', '') #1 /www/wwwroot/www.goinsms.xyz/sms.php(37): PdoHelper->select('(\nselect * from...', 'qu,phone,update...', '', ' RAND()', ' limit 3') #2 {main} thrown in /www/wwwroot/www.goinsms.xyz/Common/PdoHelper.php on line 247