Re: [HACKERS] TIME QUALIFICATION

Поиск
Список
Период
Сортировка
От Bruce Momjian
Тема Re: [HACKERS] TIME QUALIFICATION
Дата
Msg-id 199902111544.KAA20079@candle.pha.pa.us
обсуждение исходный текст
Ответ на Re: [HACKERS] TIME QUALIFICATION  (jwieck@debis.com (Jan Wieck))
Список pgsql-hackers
>     For  that  preprocessing  required  to  associate  RTE's with
>     snapshots I need the exact output of the  rewrite  system  at
>     ExecutorStart() time, so I'm able to find all the RTE's.
> 
>     So  far  I've found that the planner NULL's out subselects in
>     _make_subplan().  A first (very little) test showed, that  it
>     seems  to  work without doing so too.  Who coded that and why
>     is it done there?
> 
>     Does anyone know about other places in the code mucking  with
>     the  parsetrees  after  I'm  done  with  them  in the rewrite
>     system?

Vadim originally wrote the file.  Is he splitting up the subqueries?

--  Bruce Momjian                        |  http://www.op.net/~candle maillist@candle.pha.pa.us            |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026
 


В списке pgsql-hackers по дате отправления:

Предыдущее
От: Oleg Broytmann
Дата:
Сообщение: Re: your mail
Следующее
От: Oleg Broytmann
Дата:
Сообщение: Re: your mail