Re: timeout implementation issues

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Thomas Lockhart <lockhart(at)fourpalms(dot)org>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Michael Loftis <mloftis(at)wgops(dot)com>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: timeout implementation issues
Date: 2002-04-18 15:19:41
Message-ID: 200204181519.g3IFJfh08895@candle.pha.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > I have updated the TODO to:
> > o Abort all or commit all SET changes made in an aborted transaction
> > I don't think our current behavior is defended by anyone.
>
> Hiroshi seems to like it ...
>
> However, "commit SETs even after an error" is most certainly NOT
> acceptable. It's not even sensible --- what if the SETs themselves
> throw errors, or are depending on the results of failed non-SET
> commands; will you try to commit them anyway?
>
> It seems to me that the choices we realistically have are
>
> (a) leave the behavior the way it is
>
> (b) cause all SETs in an aborted transaction to roll back.

I disagree. You commit all the SET's you can, even if in aborted
transactions. If they throw an error, or rely on a previous non-SET
that aborted, oh well. That is what some are asking for.

--
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

Browse pgsql-hackers by date

  From Date Subject
Next Message Bruce Momjian 2002-04-18 15:23:03 Re: new food for the contrib/ directory
Previous Message Bruce Momjian 2002-04-18 15:17:14 Re: Index Scans become Seq Scans after VACUUM ANALYSE