Re: char() overhead on read-only workloads not so insignifcant as the docs claim it is...

Поиск
Список
Период
Сортировка
От Jeremy Kerr
Тема Re: char() overhead on read-only workloads not so insignifcant as the docs claim it is...
Дата
Msg-id 200906160843.39560.jk@ozlabs.org
обсуждение исходный текст
Ответ на Re: char() overhead on read-only workloads not so insignifcant as the docs claim it is...  (Alvaro Herrera <alvherre@commandprompt.com>)
Список pgsql-hackers
Alvaro,

> Maybe bcTruelen could be optimized to step on one word at a time
> (perhaps by using XOR against a precomputed word filled with ' '),
> instead of one byte at a time ...

I have a patch for this, will send soon.

Regards,


Jeremy


В списке pgsql-hackers по дате отправления:

Предыдущее
От: Alvaro Herrera
Дата:
Сообщение: Re: char() overhead on read-only workloads not so insignifcant as the docs claim it is...
Следующее
От: Jeremy Kerr
Дата:
Сообщение: [PATCH] backend: compare word-at-a-time in bcTruelen