From: | David Fetter <david(at)fetter(dot)org> |
---|---|
To: | Weslee Bilodeau <weslee(dot)bilodeau(at)hypermediasystems(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Idle in transaction - Explination .. |
Date: | 2007-01-24 22:26:41 |
Message-ID: | 20070124222641.GB25791@fetter.org |
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Thread: | |
Lists: | pgsql-general |
On Wed, Jan 24, 2007 at 01:15:43PM -0800, Weslee Bilodeau wrote:
> Where I work I'm in charge of more then a few PostgreSQL databases.
>
> I understand why idle in transaction is bad, however I have some
> developers who I'm having a real difficult time fully explaining to them
> why its bad.
It's bad because it can invisibly lock other objects.
There may be other reasons, too.
Cheers,
D
>
> Oh, and by bad I mean they have transactions that are sitting idle for
> 6+ hours at a time.
>
> Mainly because they don't speak very good English, and my words like
> MVCC and VACUUM have them tilting their heads wondering what language
> I'm speaking.
>
> I've tried searching the mailing lists for a good explanation, but
> haven't really found one thats easy to translate.
>
> They are Japanese, but I don't speak Japanese, so finding any resource
> in Japanese that explains it is beyond my ability.
>
> Would anyone happen to have a simple explanation, or a page online thats
> written in Japanese that I can pass off that might explain why this is bad?
>
> Is there a Wiki somewhere that says "101 ways to cause your DBA an
> aneurysm" that covers things like this? :)
>
>
> Weslee
>
>
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David Fetter <david(at)fetter(dot)org> http://fetter.org/
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