From: | Bruce Momjian <bruce(at)momjian(dot)us> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Michael Fuhr <mike(at)fuhr(dot)org>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: DROP FUNCTION failure: cache lookup failed for |
Date: | 2007-01-25 23:05:08 |
Message-ID: | 200701252305.l0PN58U14783@momjian.us |
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Lists: | pgsql-hackers pgsql-patches |
Is this a TODO?
---------------------------------------------------------------------------
Tom Lane wrote:
> Michael Fuhr <mike(at)fuhr(dot)org> writes:
> > I've found a situation that causes DROP FUNCTION to fail (tested
> > in 8.1.6, 8.2.1, and 8.3devel):
>
> Ugh ... I haven't traced this through in detail, but I'm pretty sure
> the problem arises from the fact that dependency.c traces through
> auto/internal dependencies before actually starting to do the deletions
> (and thus before acquiring locks). Can we fix this without multiple
> scans of the dependency tree (probably costing O(N^lots))?
>
> regards, tom lane
>
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--
Bruce Momjian bruce(at)momjian(dot)us
EnterpriseDB http://www.enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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