declare @sCompetitorName varchar(MAX)='' select @sCompetitorName = @sCompetitorName + '[' + CompetitorName + '],' from Competitor if(LEN(@sCompetitorName)>1) set @sCompetitorName = LEFT(@sCompetitorName,len(@sCompetitorName)-1) --PRINT @sCompetitorName DECLARE @Headers VARCHAR(MAX) SELECT @Headers = COALESCE( @Headers + ',isnull([' + cast(CompetitorName as varchar) + '],0) as [' + cast(CompetitorName as varchar) + ']', 'isnull([' + cast(CompetitorName as varchar) + '],0) as [' + cast(CompetitorName as varchar) + ']' ) FROM Competitor --PRINT @Headers declare @sSQL VARCHAR(MAX)=' select b.CompetitorID,b.ID,' + @Headers + ' from ( select C.CompetitorID,C.CompetitorName,ISNULL(PCD.Discount,0) AS Discount,PCD.ID from Competitor C inner JOIN PitchCompetitorDiscount PCD ON PCD.CompetitorID=C.CompetitorID inner JOIN PitchDetail PD ON PD.ID=PCD.ID ) as a pivot ( MIN(Discount) FOR CompetitorName in ( ' + @sCompetitorName + ') ) as b ' EXEC(@sSQL)
要求sql server 环境:sql server 2005 或 sql server 2008
效果图如下: