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Re: ALTER TABLE <name> ADD COLUMN Hangs

From: Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
To: Samuel Stearns <SStearns(at)internode(dot)com(dot)au>
Cc: "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org>
Subject: Re: ALTER TABLE <name> ADD COLUMN Hangs
Date: 2010-04-22 06:45:07
Message-ID: i2hdcc563d11004212345n294743afy6f7b780a28494d3b@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-admin
On Wed, Apr 21, 2010 at 8:17 PM, Samuel Stearns
<SStearns(at)internode(dot)com(dot)au> wrote:
> Howdy,
>
> I’m running in an 8.3.3 environment.  What could cause, or how can I
> diagnose, why an ‘ALTER TABLE <name> ADD COLUMN’ statement runs for hours
> eventually locking users out and requiring to be killed in the end?

And not that it matters here, but is there a reason for running such
out of date pgsql code?

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Subject: Re: ALTER TABLE <name> ADD COLUMN Hangs

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