Re: Parallel INSERT (INTO ... SELECT ...)

Поиск
Список
Период
Сортировка
От Amit Kapila
Тема Re: Parallel INSERT (INTO ... SELECT ...)
Дата
Msg-id CAA4eK1Jj_ORex3S-wfn2A-4xDu1gntRK5s57NUg3nsGsyi-xqQ@mail.gmail.com
обсуждение исходный текст
Ответ на Re: Parallel INSERT (INTO ... SELECT ...)  (Amit Kapila <amit.kapila16@gmail.com>)
Ответы Re: Parallel INSERT (INTO ... SELECT ...)  (Greg Nancarrow <gregn4422@gmail.com>)
Список pgsql-hackers
On Sat, Oct 10, 2020 at 5:25 PM Amit Kapila <amit.kapila16@gmail.com> wrote:
>
> 8. You have made changes related to trigger execution for Gather node,
> don't we need similar changes for GatherMerge node?
>
..
>
> 10. Don't we need a change similar to cost_gather in
> cost_gather_merge? It seems you have made only partial changes for
> GatherMerge node.
>

Please ignore these two comments as we can't push Insert to workers
when GatherMerge is involved as a leader backend does the final phase
(merge the results by workers). So, we can only push the Select part
of the statement.

-- 
With Regards,
Amit Kapila.



В списке pgsql-hackers по дате отправления:

Предыдущее
От: Tom Lane
Дата:
Сообщение: Re: BUG #15858: could not stat file - over 4GB
Следующее
От: Thomas Munro
Дата:
Сообщение: Re: Parallel INSERT (INTO ... SELECT ...)