第一种写法 select count(IF(t2.work_order_status102 or t2.work_order_status5,1,null)) as totalComWorkOrderNum, count(IF(t2.work_order_status9,1,null)) as toBeTakingWorkOrderNum, count(IF(t2.work_order_status10,1,null)) as toBeSignedWorkOrderNum, count(IF(t2…