From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Stephen Frost <sfrost(at)snowman(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Add support for logging the current role |
Date: | 2011-01-12 16:59:11 |
Message-ID: | AANLkTinrykP50tMbvufBjkURA=Eh92rz127g3OukW5B0@mail.gmail.com |
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Lists: | pgsql-hackers |
On Wed, Jan 12, 2011 at 11:53 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
>> On Wed, Jan 12, 2011 at 11:00 AM, Stephen Frost <sfrost(at)snowman(dot)net> wrote:
>>> +1 for whatever the committer wants to commit. ;)
>
>> OK, done. :-)
>
> Uh, did you actually stop to *think* about this patch?
You have a valid point here, but this isn't the most tactful way of putting it.
> What you have just committed puts a syscache lookup into the elog output
> path. Quite aside from the likely performance hit, this will
> malfunction badly in any case where we're trying to log from an aborted
> transaction.
>
> Please revert and rethink.
I think it's going to take more than a rethink - I don't see any way
to salvage it. :-(
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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