Re: Query on view radically slower than query on underlying table

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От Tom Lane
Тема Re: Query on view radically slower than query on underlying table
Дата
Msg-id 27415.1298919456@sss.pgh.pa.us
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Ответ на Query on view radically slower than query on underlying table  (Craig James <craig_james@emolecules.com>)
Ответы Re: Query on view radically slower than query on underlying table  (Craig James <craig_james@emolecules.com>)
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Craig James <craig_james@emolecules.com> writes:
> My guess (and it's just a wild guess) is that the "left join" is
> forcing a sequence scan or something.

No, that's forcing the other join to be done in toto because it can't
reorder the left join and regular join.

            regards, tom lane

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