Error Code: [MYSQL-2006]MySQL server has gone away
[SQL]
select count(bsid) as num from mod_business_index  where   category2=1001002 LIMIT 0,1
Error Message: 256
Error File: /data0/web/beta.shengyibao.com/ExpressPHP/core/class.ExpressPHP_MYSQL.php
Error Line: 620