最近在研究项目时发现如下sql, select 3 agentOfGCount, 0 workingCount, 0 restingCount, 0 busyingCount, 0 connectingCount, 0 waitingCount, 0 callingCount, batch.batch_num, all_task.allcount, finish_task.finish_count, batch_order_group.work_order_id, batch_order_gro…