CREATE TABLE #RowCountsAndSizes (TableName NVARCHAR(128),rows CHAR(11),     
       reserved VARCHAR(18),data VARCHAR(18),index_size VARCHAR(18),
       unused VARCHAR(18))

EXEC       sp_MSForEachTable 'INSERT INTO #RowCountsAndSizes EXEC sp_spaceused ''?'' '

SELECT     TableName,CONVERT(bigint,rows) AS NumberOfRows,
           CONVERT(bigint,left(reserved,len(reserved)-3)) AS SizeinKB
FROM       #RowCountsAndSizes
ORDER BY   NumberOfRows DESC,SizeinKB DESC,TableName

--DROP TABLE #RowCountsAndSizes 
Check No of rows and kilobytes
Check No of rows and kilobytes
