Josh Berkus <josh(at)agliodbs(dot)com> writes:
>> I've applied a patch to HEAD that does the above. Can you test it to
>> see how well it fixes your problem?
> Sure. It'll take us a while to set up a test environment; the database
> is 1TB in size so converting it to 8.5 isn't quick.
Great. When you have it set up, you might want to play with enabling
the mergejoinscansel change as well, and see if that is a net plus or
minus for you.
regards, tom lane