Re: Condition pushdown: why (=) is pushed down into join, but BETWEEN or >= is not?

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От Tom Lane
Тема Re: Condition pushdown: why (=) is pushed down into join, but BETWEEN or >= is not?
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Msg-id 3001201.1646237367@sss.pgh.pa.us
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Ответ на Re: Condition pushdown: why (=) is pushed down into join, but BETWEEN or >= is not?  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: Condition pushdown: why (=) is pushed down into join, but BETWEEN or >= is not?  (Robert Haas <robertmhaas@gmail.com>)
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Robert Haas <robertmhaas@gmail.com> writes:
> So the questions in my mind here are all
> about whether we can detect this stuff cheaply and whether anybody
> wants to do the work to make it happen, not whether we'd get a benefit
> in the cases where it kicks in.

Right, my worries are mostly about the first point.

            regards, tom lane

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