Re: Incorrect behavior with CE and ORDER BY - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: Incorrect behavior with CE and ORDER BY
Date
Msg-id 20061024174734.GM26593@alvh.no-ip.org
Whole thread Raw
In response to Re: Incorrect behavior with CE and ORDER BY  ("Joshua D. Drake" <jd@commandprompt.com>)
Responses Re: Incorrect behavior with CE and ORDER BY  ("Joshua D. Drake" <jd@commandprompt.com>)
List pgsql-hackers
Joshua D. Drake wrote:
> Tom Lane wrote:
> > "Joshua D. Drake" <jd@commandprompt.com> writes:
> >> We have a problem with CE that I want to verify is either expected
> >> behavior, a bug or something else :).
> > 
> > Uh, what's your problem exactly?  The example only seems to demonstrate
> > that if you don't ask for a sort, you don't get one.
> 
> Sorry. The problem is, if I ask for an ORDER BY it scans all partitions
> versus only scanning the partition that has the data in it.

Huh, but that's not what the EXPLAIN ANALYZE you posted says ...

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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