| From: | Jan Wieck <jan(at)wi3ck(dot)info> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Kevin Grittner <kgrittn(at)postgresql(dot)org> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [COMMITTERS] pgsql: Fix an O(N^2) problem in foreign key references. |
| Date: | 2015-09-15 13:25:28 |
| Message-ID: | 55F81C48.4020009@wi3ck.info |
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| Lists: | pgsql-committers pgsql-hackers |
On 09/14/2015 09:56 AM, Tom Lane wrote:
> Kevin Grittner <kgrittn(at)postgresql(dot)org> writes:
>> Fix an O(N^2) problem in foreign key references.
>
> Judging from the buildfarm, this patch is broken under
> CLOBBER_CACHE_ALWAYS. See friarbird's results in particular.
> I might be too quick to finger this patch, but nothing else
> lately has touched foreign-key behavior, and the foreign_key
> test is where things are going south.
I'm able to reproduce that failure with CLOBBER_CACHE_ALWAYS and it
definitely is caused by this commit. Do you want to back it out for the
time being? Kevin is on vacation right now.
Regards, Jan
--
Jan Wieck
Senior Software Engineer
http://slony.info
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