| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Peter Childs <blue(dot)dragon(at)blueyonder(dot)co(dot)uk> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Alter Contraint |
| Date: | 2003-02-07 15:04:09 |
| Message-ID: | 26808.1044630249@sss.pgh.pa.us |
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| Lists: | pgsql-general |
Peter Childs <blue(dot)dragon(at)blueyonder(dot)co(dot)uk> writes:
> Now we can actually use Constraints properly in 7.3 (unlike
> previous versions) Is it possible to change them without dropping and
> recreating.
> I think somone else has already asked this within the last few
> days. But what I need to do is make my constraints deferrable.
Have you looked at SET CONSTRAINTS ? I'm not sure how complete our
implementation is, but it seems more nearly a match for your problem
than a persistent ALTER command.
> I'm not really sure why deferrable is not the default.
Because the SQL spec says so.
regards, tom lane
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