Re: BUG #17876: Function width_bucket() for float8 input returns value out of range

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От Tom Lane
Тема Re: BUG #17876: Function width_bucket() for float8 input returns value out of range
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Msg-id 3807420.1680093217@sss.pgh.pa.us
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Ответ на Re: BUG #17876: Function width_bucket() for float8 input returns value out of range  (Mats Kindahl <mats@timescale.com>)
Ответы Re: BUG #17876: Function width_bucket() for float8 input returns value out of range  (Mats Kindahl <mats@timescale.com>)
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Mats Kindahl <mats@timescale.com> writes:
> Attached is a proposed fix for the issue.

Hm.  Aren't you replacing a risk of overflow with a risk of underflow?
I'd be happier about doing this only if isinf(bound2 - bound1), or
the reverse for the other path.  (Seems like we shouldn't need to
check the operand diff separately.)

            regards, tom lane

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