--6:带条件查询的参数化动态PIVOT行转列 DECLARE @sql_str NVARCHAR(MAX) DECLARE @sql_col NVARCHAR(MAX) DECLARE @sql_where NVARCHAR(MAX) DECLARE @tableName SYSNAME --行转列表 DECLARE @groupColumn SYSNAME --分组字段 DECLARE @row2column SYSNAME --行变列的字段 DECLARE @row2columnValue SYSNAME --行变列值的字段 SET @tableName = 'PURTD' SET @groupColumn = 'TD004' SET @row2column = 'TD012' SET @row2columnValue = 'TD008' SET @sql_where = 'WHERE TD012 < ''20161101''' --从行数据中获取可能存在的列 SET @sql_str = N' SELECT @sql_col_out = ISNULL(@sql_col_out + '','','''') + QUOTENAME(['+@row2column+']) FROM ['+@tableName+'] '+@sql_where+' GROUP BY ['+@row2column+']' --PRINT @sql_str EXEC sp_executesql @sql_str,N'@sql_col_out NVARCHAR(MAX) OUTPUT',@sql_col_out=@sql_col OUTPUT --PRINT @sql_col SET @sql_str = N' SELECT * FROM ( SELECT ['+@groupColumn+'],['+@row2column+'],['+@row2columnValue+'] FROM ['+@tableName+']'+@sql_where+') p PIVOT (SUM(['+@row2columnValue+']) FOR ['+@row2column+'] IN ( '+ @sql_col +') ) AS pvt ORDER BY pvt.['+@groupColumn+']' --PRINT (@sql_str) EXEC (@sql_str)
结果:
中年大叔学Delphi