| From: | Hannu Krosing <hannu(at)tm(dot)ee> |
|---|---|
| To: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
| Cc: | Richard Huxton <dev(at)archonet(dot)com>, bizgres-general(at)pgfoundry(dot)org, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [Bizgres-general] Re: A Guide to Constraint |
| Date: | 2005-07-13 20:31:54 |
| Message-ID: | 1121286714.5551.9.camel@fuji.krosing.net |
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| Lists: | pgsql-hackers |
On K, 2005-07-13 at 16:10 +0100, Simon Riggs wrote:
> On Wed, 2005-07-13 at 14:02 +0100, Richard Huxton wrote:
> > Sounds very useful - even for my small systems. Does it/would it work on
> > an ordinary table (for those cases currently using UNION ALL)?
>
> I'm looking into that aspect right now.
>
> I see no reason why it shouldn't work for UNION ALL views/queries in the
> same manner as it does for inheritance.
Why does the CE speed depend on having index on pg_inherits ?
Can't you just check the constraints on individual tables ?
Or are the constraints not actually copied to child tables, and you must
look them up from parent tabless ?
--
Hannu Krosing <hannu(at)tm(dot)ee>
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