From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
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To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
Cc: | Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Last gasp |
Date: | 2012-04-05 18:45:06 |
Message-ID: | CA+U5nM+60AKef=LU-G1158hC5vdw5rh3_tRHK1CBXjSo6ke27Q@mail.gmail.com |
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Lists: | pgsql-hackers |
On Thu, Apr 5, 2012 at 7:37 PM, Alvaro Herrera
<alvherre(at)commandprompt(dot)com> wrote:
> The FK locking patch isn't on this list;
We'd agreed you were the assigned committer, hence not on list.
> however, I'm hijacking this
> thread to say that some benchmarking runs we tried weren't all that
> great, showing 9% performance degradation on stock pgbench -- i.e. a
> large hit that will harm everybody even if they are not using FKs at
> all. I'm thus setting the patch returned with feedback, which is sure
> to make several hackers happy and tons of users unhappy.
I've done what I can to alter that, but I think its the right decision
at this point. I would say its been the largest and most subtle patch
submitted, so please don't be down by that.
--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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