Re: In PG12, query with float calculations is slower than PG11

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От Emre Hasegeli
Тема Re: In PG12, query with float calculations is slower than PG11
Дата
Msg-id CAE2gYzzi5SC5PXgxoSxaNn3xgAjTK5Zy6QNdUjURWoVAsye_Fg@mail.gmail.com
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Ответ на Re: In PG12, query with float calculations is slower than PG11  (Andres Freund <andres@anarazel.de>)
Ответы Re: In PG12, query with float calculations is slower than PG11  (Andres Freund <andres@anarazel.de>)
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> Wait, no. Didn't we get to the point that we figured out that the
> primary issue is the reversal of the order of what is checked is the
> primary problem, rather than the macro/inline piece?

Reversal of the order makes a small or no difference.  The
macro/inline change causes the real slowdown at least on GCC.

> Nor do I see how it's going to be ok to just rename the function in a
> stable branch.

I'll post another version to keep them around.

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