From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
---|---|
To: | Stephen Frost <sfrost(at)snowman(dot)net> |
Cc: | Magnus Hagander <magnus(at)hagander(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Show sequences owned by |
Date: | 2011-11-04 14:44:27 |
Message-ID: | 7386.1320417867@sss.pgh.pa.us |
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Lists: | pgsql-hackers |
Stephen Frost <sfrost(at)snowman(dot)net> writes:
> I just noticed it was pulling from pg_depend and we could be creating
> multiple dependencies on a single sequence by having two tables use it
> as a default value. If that situation doesn't cause a problem for this,
> then that's fine. :) Couldn't remember if we distinguished 'owned by'
> from 'dependend upon' for seqeunces.
Yeah, we do, via the deptype. The check for deptype = 'a' is the
correct thing here.
Still, I'm not terribly comfortable with having multiple matches be
treated as a reason to fail the entire \d command. It'd likely be
better to just not add a footer if you get an unexpected number of
matches.
regards, tom lane
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