Subject Re: [ib-support] Re: help on a stored proc
Author Helen Borrie
At 01:10 PM 08-12-01 +0000, you wrote:
>Thanks for the reply, I didn't knew about the EXISTS function and
>that I was looking for. So the Exists funtion returns True when the
>select statement returns 1 or more rows?

Not exactly. EXISTS() is a test that determines whether the proposed SELECT would return a dataset. It returns only True or False - making it very low-cost.


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