MySQL server error report:Array ( [0] => Array ( [message] => MySQL Query Error ) [1] => Array ( [sql] => SELECT pg.goods_id, ga.act_id, ga.act_name, ga.act_desc, ga.goods_name, ga.start_time, ga.end_time, ga.is_finished, ga.ext_info FROM `xkicks`.`ecs_goods_activity` AS ga, `xkicks`.`ecs_package_goods` AS pg WHERE pg.package_id = ga.act_id AND ga.start_time <= '1513241937' AND ga.end_time >= '1513241937' AND pg.goods_id = GROUP BY ga.act_id ORDER BY ga.act_id ) [2] => Array ( [error] => You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'GROUP BY ga.act_id\x0D\x0A ORDER BY ga.act_id' at line 8 ) [3] => Array ( [errno] => 1064 ) )