DB ERROR Mysql_Query : select count(*) from morning_goods_table where goods_class = '0' and approval_date > '0' and ( substring(goods_category,1,2) = '12' or substring(goods_mcategory1,1,2) = '12' or substring(goods_mcategory2,1,2) = '12' or substring(goods_mcategory3,1,2) = '12' or substring(goods_mcategory4,1,2) = '12' or substring(goods_mcategory5,1,2) = '12' ) Mysql_Error : Query execution was interrupted Mysql Error Num : 1317