Re: [HACKERS] WIP: Faster Expression Processing v4

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От Andres Freund
Тема Re: [HACKERS] WIP: Faster Expression Processing v4
Дата
Msg-id 20170322174126.pgzgpipkgn24j5e3@alap3.anarazel.de
обсуждение исходный текст
Ответ на Re: [HACKERS] WIP: Faster Expression Processing v4  (Tom Lane <tgl@sss.pgh.pa.us>)
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On 2017-03-22 13:15:41 -0400, Tom Lane wrote:
> BTW, I'm fairly concerned by what you did in nodeTidscan.c, ie delaying
> compile of the TID expressions until TidListCreate.  I think that probably
> fails for cases involving, eg, subplans in the expressions; we need
> subplans to get linked to the parent node, and this way won't do it till
> (maybe) too late.  Barring objection I'm going to rearrange that so that
> we still do the compile part at executor start.

No objection here.

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