Hi Gopi,

select * into TestTable from

(

select CAST(1 as smallint) as C1, CAST(6 as smallint) as C2

union

select CAST(2 as tinyint),CAST(6 as int)

union

select CAST(3 as bigint),CAST(6 as smallint)

union

select CAST(4 as int),CAST(6 as tinyint)

) T

Note: Practically i want to see the difference... will u give example for that..