Re: Index Skip Scan

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От Jesper Pedersen
Тема Re: Index Skip Scan
Дата
Msg-id c87d41ae-7c18-a3a1-96f2-f366a43412dc@redhat.com
обсуждение исходный текст
Ответ на Re: Index Skip Scan  (Dmitry Dolgov <9erthalion6@gmail.com>)
Ответы Re: Index Skip Scan  (Alexander Kuzmenkov <a.kuzmenkov@postgrespro.ru>)
Список pgsql-hackers
Hi Dmitry,

On 9/10/18 5:47 PM, Dmitry Dolgov wrote:
>> On Mon, 18 Jun 2018 at 17:26, Jesper Pedersen <jesper.pedersen@redhat.com> wrote:
> I've looked through the patch more closely, and have a few questions:
>

Thanks for your review !

> * Is there any reason why only copy function for the IndexOnlyScan node
>    includes an implementation for distinctPrefix?

Oversight -- thanks for catching that.

> * What is the purpose of HeapFetches? I don't see any usage of this variable
>    except assigning 0 to it once.
> 

That can be removed.

New version WIP v2 attached.

Best regards,
  Jesper

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