Re: SELECT FOR UPDATE NOWAIT
От | Bruce Momjian |
---|---|
Тема | Re: SELECT FOR UPDATE NOWAIT |
Дата | |
Msg-id | 200307220109.h6M19xi07252@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: SELECT FOR UPDATE NOWAIT (Rod Taylor <rbt@rbt.ca>) |
Список | pgsql-hackers |
Rod Taylor wrote: -- Start of PGP signed section. > On Fri, 2003-07-18 at 19:46, Paulo Scardine wrote: > > My boss is asking for something like Oracle's "SELECT FOR UPDATE NOWAIT". > > > > Is there any such feature? If no, should I look forward into implementing > > this? Any advice? > > Lookup STATEMENT_TIMEOUT and set it to a very short time. Some people have said they want to distinguish between a slow query (busy system) and waiting on a lock. I can particulary see wanting to do a NOWAIT only on exclusive locks --- not sure how many really want that, though. -- 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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