Re: timeout on lock feature

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: timeout on lock feature
Date: 2001-04-19 01:39:39
Message-ID: 200104190139.f3J1ddO10137@candle.pha.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

> On Wed, Apr 18, 2001 at 07:33:24PM -0400, Bruce Momjian wrote:
> > > What might be a reasonable alternative would be a BEGIN timeout: report
> > > failure as soon as possible after N seconds unless the timer is reset,
> > > such as by a commit. Such a timeout would be meaningful at the
> > > database-interface level. It could serve as a useful building block
> > > for application-level timeouts when the client environment has trouble
> > > applying timeouts on its own.
> >
> > Now that is a nifty idea. Just put it on one command, BEGIN, and have
> > it apply for the whole transaction. We could just set an alarm and do a
> > longjump out on timeout.
>
> Of course, it begs the question why the client couldn't do that
> itself, and leave PG out of the picture. But that's what we've
> been talking about all along.

Yes, they can, but of course, they could code the database in the
application too. It is much easier to put the timeout in a psql script
than to try and code it.

--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Tatsuo Ishii 2001-04-19 01:40:07 Re: Re: [PATCHES] Fix for psql core dumping on bad user
Previous Message Alex Pilosov 2001-04-19 01:36:52 Re: [BUG] views and functions on relations