Re: [PATCH] Use optimized single-datum tuplesort in ExecSort

Поиск
Список
Период
Сортировка
От Ranier Vilela
Тема Re: [PATCH] Use optimized single-datum tuplesort in ExecSort
Дата
Msg-id CAEudQApYCj7sCsFVa_knbDt+uQ6q9HRJT1RGwRROsDYXvuvOvA@mail.gmail.com
обсуждение исходный текст
Ответ на Re: [PATCH] Use optimized single-datum tuplesort in ExecSort  (Ronan Dunklau <ronan.dunklau@aiven.io>)
Ответы Re: [PATCH] Use optimized single-datum tuplesort in ExecSort
Список pgsql-hackers
Em ter., 13 de jul. de 2021 às 04:19, Ronan Dunklau <ronan.dunklau@aiven.io> escreveu:
> I've now pushed that bug fix so it's fine to remove the change to

 
I would be
surprised the check adds that much to the whole execution though.
I think this branch is a misprediction.
In most cases is it not datumSort?
That's why I would like to use unlikely.

IMO all the tests should all be to verify past behavior first.

regards,
Ranier Vilela

В списке pgsql-hackers по дате отправления:

Предыдущее
От: Aleksander Alekseev
Дата:
Сообщение: Re: psql \copy from sends a lot of packets
Следующее
От: Amit Langote
Дата:
Сообщение: Re: a misbehavior of partition row movement (?)