> Yeah, although it'd still be a good idea probably to convert the dump form
> to ALTER TABLE in any case.  The one downside that was brought up in the
> past was the time involved in checking dumped (presumably correct) data
> when the constraint is added to very large tables.  I can probably make
> that faster since right now it's just running the check on each row,
> but it'll still be slow on big tables possibly.  Another option would
> be to have an argument that would disable the check on an add constraint,
> except that wouldn't work for unique/primary key.

Maybe it could be a really evil SET CONSTRAINTS command like:

SET CONSTRAINTS UNCHECKED;

...

Chris


Mon, 1 Apr 2002 15:08:30 +0800
"Christopher Kings-Lynne" <chriskl@familyhealth.com.au>
Re: RI triggers and schemas 