Postgres Pro
Downloads
Home   >   mailing lists

Re: Merge algorithms for large numbers of "tapes" - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Merge algorithms for large numbers of "tapes"
Date
Msg-id 28357.1141945206@sss.pgh.pa.us
Whole thread Raw
In response to Re: Merge algorithms for large numbers of "tapes"  ("Luke Lonergan" <llonergan@greenplum.com>)
Responses Re: Merge algorithms for large numbers of "tapes"  (Stephen Frost <sfrost@snowman.net>)
List pgsql-hackers
Tree view 
"Luke Lonergan" <llonergan@greenplum.com> writes:
> I would only suggest that we replace the existing algorithm with one that
> will work regardless of (reasonable) memory requirements.  Perhaps we can
> agree that at least 1MB of RAM for external sorting will always be available
> and proceed from there?

If you can sort indefinitely large amounts of data with 1MB work_mem,
go for it.
        regards, tom lane

pgsql-hackers by date:

Previous
From: Hannu Krosing
Date:
Subject: Re: Proposal for SYNONYMS
Next
From: Alvaro Herrera
Date:
Subject: Re: [COMMITTERS] pgsql: Remove Jan Wieck's name from copyrights, and put in standard