Re: Function to kill backend - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Function to kill backend
Date
Msg-id 200404061515.i36FFGV14684@candle.pha.pa.us
Whole thread Raw
In response to Re: Function to kill backend  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tom Lane wrote:
> "Magnus Hagander" <mha@sollentuna.net> writes:
> >> If we are going to allow session kill then of course we need 
> >> PID for that.
> 
> > I still say we need this.
> 
> Well, that seems to be the consensus, so I won't stand in the way.
> 
> If you like the cancel-by-XID idea then I'd suggest providing two
> functions: pg_cancel_query(XID) to send SIGINT and pg_kill_session(PID)
> to send SIGTERM.  I'm not sure if the other two combinations (SIGINT by
> PID and SIGTERM by XID) are worth providing.

Agreed.  Two functions, cancel by xid (skips cancel if xid changes
during command), and kill by pid for remote admin apps, is great.

--  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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