标签:userOperationFlowList objectId gorm objectId1 查询 TUserOperationFlowColumns creat
//实现代码 //GetLatelyUserOperationFlow 获取每个列表数据中的最近一条的未读消息 func GetLatelyUserOperationFlow(orgId int32, objectId []int32) (userOperationFlowList []*TUserOperationFlow) { var subQuery = dao.InnerDao.Gorm.Table(TableUserOperationFlow(orgId)).Select("objectId objectId1 , max(createTime) createTime1 ").Where(" `status` = 2 and objectId in (?) ", objectId).Group("objectId").SubQuery() dao.InnerDao.Gorm.Table(TableUserOperationFlow(orgId)).Select( fmt.Sprintf("%s,%s,%s,%s,%s,%s,%s", TUserOperationFlowColumns.FlowID, TUserOperationFlowColumns.OperatorUserID, TUserOperationFlowColumns.EventType, TUserOperationFlowColumns.ObjectID, TUserOperationFlowColumns.ContentInfo, TUserOperationFlowColumns.CreateTime, TUserOperationFlowColumns.Status)).Joins(" join (?) as M on objectId = objectId1 and createTime = createTime1 ", subQuery).Scan(&userOperationFlowList) return userOperationFlowList }
最终生成的sql
SELECT flowId,operatorUserId,eventType,objectId,contentInfo,createTime,status FROM t_user_operation_flow_2817360 join ((SELECT objectId objectId1 , max(createTime) createTime1 FROM t_user_operation_flow_2817360 WHERE ( `status` = 2 and objectId in (1,3) ) GROUP BY objectId)) as M on objectId = objectId1 and createTime = createTime1
标签:userOperationFlowList,objectId,gorm,objectId1,查询,TUserOperationFlowColumns,creat 来源: https://www.cnblogs.com/chongyao/p/15263164.html
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