Re: Back-patch change in hashed DISTINCT estimation?

From: Kevin Grittner <kgrittn(at)ymail(dot)com>
To: Stephen Frost <sfrost(at)snowman(dot)net>, Andres Freund <andres(at)2ndquadrant(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "pgsql-hackers(at)postgreSQL(dot)org" <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: Back-patch change in hashed DISTINCT estimation?
Date: 2013-08-21 14:44:07
Message-ID: 1377096247.99524.YahooMailNeo@web162902.mail.bf1.yahoo.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Stephen Frost <sfrost(at)snowman(dot)net> wrote:

> Yeah, I've been thinking about this a bit also and agree that 9.3
> is fine but not farther back.

+1 to 9.3 but no farther back.

I would be in favor of going farther back if there were not fairly
obvious workarounds for the OOM problems that lack of back-patch
could cause.

--
Kevin Grittner
EDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Stephen Frost 2013-08-21 14:52:01 Re: ALTER SYSTEM SET command to change postgresql.conf parameters (RE: Proposal for Allow postgresql.conf values to be changed via SQL [review])
Previous Message MauMau 2013-08-21 14:30:30 [9.3 doc fix] clarification of Solaris versions