how can i know column have identity true in runtimes

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From: Neeraj <kneeraj01@xxxxxxxxx>
Date: 23 May 2007 06:44:54 -0700

Hi all.
I have stuck at a strange point.in Database some master table have
identity column and some havenot. Then How can i know at runtimes that
which table have identity column.
According to this i have to write query string.

I got dataset from table.
and
write
ds.Tables[0].Columns[0].AutoIncrement
which always gives false.

If youmhave any idea please share with me

Thanks
Neeraj

.

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