Re: text_position worst case runtime

Поиск
Список
Период
Сортировка
От Tom Lane
Тема Re: text_position worst case runtime
Дата
Msg-id 2399.1148058491@sss.pgh.pa.us
обсуждение исходный текст
Ответ на Re: text_position worst case runtime  (Alvaro Herrera <alvherre@commandprompt.com>)
Ответы Re: text_position worst case runtime
Список pgsql-hackers
Alvaro Herrera <alvherre@commandprompt.com> writes:
> Tom Lane wrote:
>> You've obviously missed the point of my concern, which is code bloat.

> So why not just replace our code with better algorithms?  We could use
> Shift-Or or Shift-And which AFAIK are even better than Boyer-Moore.

And how much code would those take?  The bottom line here is that we
don't have a pile of complaints about the performance of text_position,
so it's difficult to justify making it much more complicated than it
is now.
        regards, tom lane


В списке pgsql-hackers по дате отправления:

Предыдущее
От: Josh Berkus
Дата:
Сообщение: Re: New feature proposal
Следующее
От: Marc Munro
Дата:
Сообщение: Re: [pgsql-hackers] Daily digest v1.5943 (21 messages)