Gregory Stark <[EMAIL PROTECTED]> writes:
> "Tom Lane" <[EMAIL PROTECTED]> writes:
>> ... I'm not even sure how to fix it (the nasty case is
>> changing directions partway through the scan); let alone how to fix it in a
>> way that's obviously enough right to make me feel comfortable in
>> back-patching.
> It seems like the obvious fix is to just reverse the behaviour -- keep
> reading backwards until you see the level break then return the
> previous record from a second slot.
Well, if you think it's easy, the best form of criticism is a patch.
The change-of-direction problem seems to me to be messy --- not
insoluble, but messy enough to need beta testing.
regards, tom lane
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