Re: WITH HOLD and pooled connections
От | Bruce Momjian |
---|---|
Тема | Re: WITH HOLD and pooled connections |
Дата | |
Msg-id | 200308082025.h78KPb211756@candle.pha.pa.us обсуждение исходный текст |
Ответ на | WITH HOLD and pooled connections (Bruce Momjian <pgman@candle.pha.pa.us>) |
Список | pgsql-hackers |
TODO item? --------------------------------------------------------------------------- Tom Lane wrote: > Rod Taylor <rbt@rbt.ca> writes: > > On Fri, 2003-08-08 at 16:00, Tom Lane wrote: > >> Bruce Momjian <pgman@candle.pha.pa.us> writes: > >>> Seems we have a problem with pooled connections and WITH HOLD cursors. > >>> We have code to reset transaction state and variables via RESET ALL, but > >>> how do we remove WITH HOLD cursors when we pass a connection to a new > >>> client? > >> > >> Prepared statements would be just as much of a problem. I think the > >> correct answer is simply "don't use those features in a pooled > >> environment". > > > Actually, prepared statements in a pooled environment would be very > > useful if you could ask what the currently prepared names for that > > connection are. > > Hm. Good thought. Maybe the same is true of held cursors. > > It would be a simple addition at either the protocol or SQL level to > list the names of existing prepared statements and portals. Probably > too late for 7.4 though. > > regards, tom lane > -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001+ If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania19073
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