Re: hash index improving v3

Tom Lane <[email protected]> Tue, 23 Sep 2008 08:16:34 -0400
Newsgroups gmane.comp.db.postgresql.devel.patches
Message-ID <[email protected]>
Simon Riggs <[email protected]> writes:
> maintenance_work_mem is already used for 3 separate operations that bear
> little resemblance to each other. If it's appropriate for all of those
> then its appropriate for this usage also.

No, it isn't.

The fundamental point here is that this isn't a memory allocation
parameter; it's a switchover threshold between two different behaviors.

			regards, tom lane

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