SQL 实现，如果存在就更新，如果不存在就添加

alter proc proc_DataSummary

as

begin

    begin try

        begin tran

            --PV

            --统计的信息存入临时表

            select SharedUserID,PlatformID,CONVERT(varchar(100), CreateDate, 111) as CreatDate,ChannelID,SharedManagerID,COUNT(*) as Qty into #PVData from dbo.PVInfo where SharedLevel=1 group by SharedUserID,PlatformID,ChannelID,SharedManagerID,CONVERT(varchar(100), CreateDate, 111)

            --更新将统计己存在的信息

            update dbo.DataSummary set PV=dbo.#PVData.Qty from #PVData

            where dbo.DataSummary.UserID=dbo.#PVData.SharedUserID and dbo.DataSummary.PlatformID=dbo.#PVData.PlatformID and dbo.DataSummary.ChannelID=dbo.#PVData.ChannelID

            and dbo.DataSummary.ManagerID=dbo.#PVData.SharedManagerID and dbo.DataSummary.SummaryDate=dbo.#PVData.CreatDate

            --统计新的PV信息

            insert into dbo.DataSummary

            select SharedUserID,PlatformID,CreatDate,ChannelID,SharedManagerID,Qty,0,0,0,0,0,0,GETDATE() from dbo.#PVData a

            where not exists(select * from dbo.DataSummary where dbo.DataSummary.UserID=a.SharedUserID and dbo.DataSummary.PlatformID=a.PlatformID and dbo.DataSummary.ChannelID=a.ChannelID

            and dbo.DataSummary.ManagerID=a.SharedManagerID and dbo.DataSummary.SummaryDate=a.CreatDate )

            --UV

            --统计的信息存入临时表

            select SharedUserID,PlatformID,CONVERT(varchar(100), CreateDate, 111) as CreatDate,ChannelID,SharedManagerID,COUNT(*) as Qty into #UVData from dbo.UVInfo where SharedLevel=1 group by SharedUserID,PlatformID,ChannelID,SharedManagerID,CONVERT(varchar(100), CreateDate, 111)

            --更新将统计己存在的信息

            update dbo.DataSummary set UV=dbo.#UVData.Qty from #UVData

            where dbo.DataSummary.UserID=dbo.#UVData.SharedUserID and dbo.DataSummary.PlatformID=dbo.#UVData.PlatformID and dbo.DataSummary.ChannelID=dbo.#UVData.ChannelID

            and dbo.DataSummary.ManagerID=dbo.#UVData.SharedManagerID and dbo.DataSummary.SummaryDate=dbo.#UVData.CreatDate

            --统计新的UV信息

            insert into dbo.DataSummary

            select SharedUserID,PlatformID,CreatDate,ChannelID,SharedManagerID,Qty,0,0,0,0,0,0,GETDATE() from dbo.#UVData a

            where not exists(select * from dbo.DataSummary where dbo.DataSummary.UserID=a.SharedUserID and dbo.DataSummary.PlatformID=a.PlatformID and dbo.DataSummary.ChannelID=a.ChannelID

            and dbo.DataSummary.ManagerID=a.SharedManagerID and dbo.DataSummary.SummaryDate=a.CreatDate )

         commit tran

    end try

    begin catch

        rollback tran

    end catch

end

SQL 如果存在就更新，如果不存在就添加，使用 Merge 函数(SQL2008版本及以上)