On 10/23/2005 04:02:35 PM, Josh Berkus wrote:
Karl,
> PERFORM 1 FROM foo;
> IF FOUND THEN ...
>
> is any slower than:
>
> PERFORM 1 FROM foo LIMIT 1;
> IF FOUND THEN ...
I'm wondering in what context it makes sense to call PERFORM on a
constant.
If you want to find out if the table has any rows.
I'm really interested in what happens when
there's a WHERE qualification. I want to find
out if there's any of some particular sort of row.
But I figured it wasn't worth putting that into
the example because I didn't have anything
specific to put in the WHERE clause. I suppose
I should have put it in anyway and followed with ....
Karl <[EMAIL PROTECTED]>
Free Software: "You don't pay back, you pay forward."
-- Robert A. Heinlein
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