Hi Mike & Peterson,

Thanks for ur response.

I read abt IAM wherein its mentioned that corresdponding to each each extent there is a bit map associated(1 or 0)to indicate whether it is allocated...

Hi David,

I want to retrieve the top 5 rows having a group by clause. I can do this using both rowcount and top. Can u tell me the difference between the...

Hi,

As far as I am concerned, creation of non-clustered index results in preparing index keys for each row(whether the particular field in that row is null or not)

It depends only on...