"Josh Berkus" <[EMAIL PROTECTED]> writes:
> Thanks for the response. Chris Ruprecht and I got into an off-list
> conversation and basically determined that the problem is 90% likely to
> be disk access time.
Hmm. Can you cut the amount of disk access by reducing the number of
updates that you do? Twelve passes of updates seems like a lot. Maybe
you could restructure things to allow the data to be assembled in fewer
steps.
regards, tom lane
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