Re: query_planner() API change

Поиск
Список
Период
Сортировка
От Tom Lane
Тема Re: query_planner() API change
Дата
Msg-id 8666.1375707077@sss.pgh.pa.us
обсуждение исходный текст
Ответ на Re: query_planner() API change  (Ashutosh Bapat <ashutosh.bapat@enterprisedb.com>)
Список pgsql-hackers
Ashutosh Bapat <ashutosh.bapat@enterprisedb.com> writes:
> Can we change the query_planner() to return both the paths (presorted and
> unsorted) irrespective of the cost of presorted path, and let
> grouping_planner() (or any caller of query_planner()) handle which of them
> to pick up?

That's exactly the result this change would have, since all the potential
Paths are attached to the top-level RelOptInfo.
        regards, tom lane



В списке pgsql-hackers по дате отправления:

Предыдущее
От: Tom Lane
Дата:
Сообщение: Re: query_planner() API change
Следующее
От: Greg Stark
Дата:
Сообщение: Re: ALTER SYSTEM SET command to change postgresql.conf parameters (RE: Proposal for Allow postgresql.conf values to be changed via SQL [review])