> If you have a foreign key on a column, then whenever the primary key is
> modified, the following checks may occur:
>
> * Check to see if the child row exists (no action)
> * Delete the child row (cascade delete)
> * Update the child row (cascade update)
>
> All of which will benefit from an index...
OK, then perhaps we should be creating an index automatically? Folks?
-- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610)
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