From: Bruce Momjian <pgman@candle.pha.pa.us>
To: Jan Wieck <JanWieck@Yahoo.com>
Cc: Rudi Starcevic <rudi@oasis.net.au>
Cc: pgsql-sql@postgresql.org
Subject: Re: Query kill
Date: Fri, 12 Jul 2002 22:13:11 -0400 (EDT)
Message-ID: <200207130213.g6D2DBX02816@candle.pha.pa.us> (raw)
In-Reply-To: <3D2F1798.E65AC418@Yahoo.com>
Jan Wieck wrote:
> Bruce Momjian wrote:
> >
> > Rudi Starcevic wrote:
> > > Hello,
> > >
> > > If I write a query that is inefficient or in an eternal loop how
> > > do I stop it without restarting the postmaster ?
> > >
> > > I can see many postmaster processed appearing in the output of the 'ps'
> > > command.
> > > Do I need to stop/kill them all or can I stop just the query I want ?
> >
> > Just send a SIGINT to the process. That simulates a ^C, which works too
> > from the client like psql.
>
> Doesn't the client need a signal handler for that and call
> PQcancelRequest() in that?
Every backend has that signal handler defined, I think.
--
Bruce Momjian | http://candle.pha.pa.us
pgman@candle.pha.pa.us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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To: pgsql-sql@postgresql.org
Cc: pgman@candle.pha.pa.us, JanWieck@Yahoo.com, rudi@oasis.net.au
Subject: Re: Query kill
In-Reply-To: <200207130213.g6D2DBX02816@candle.pha.pa.us>
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