"Mason Hale" <[EMAIL PROTECTED]> writes:
> The default_statistics_target was originally 200.
> I upped it to 1000 and still get the same results.
You did analyze the table after upping the target right? Actually I would
expect you would be better off not raising it so high globally and just
raising it for this one table with
ALTER [ COLUMN ] column SET STATISTICS integer
> I am working around this by setting enable_hashagg = off -- but it just
> seems like a case where the planner is not picking the strategy?
Sadly guessing the number of distinct values from a sample is actually a
pretty hard problem. How many distinct values do you get when you run with
enable_hashagg off?
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com
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