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Andreas Koch wrote:
> Hi,
>
> if i have a pretty large select statement, with lots of
> wheres and unions and views- are there tools that help to analyze this?
>
> Especially i would like to have a "automagic" way to check
>
> -from which UNION-ed part a certain result line came
> -what WHEREs caused a certain result line NOT to appear
>
> --
> Andreas
> Seeing Dune worms, i don't want to see the Dune BIRDS...
No such tool exists as far as I know. But it is easy to tell which records came from which part of a union: Just add a string literal as an additional column.
Daniel A. Morgan Received on Thu Jun 14 2001 - 01:10:13 CDT