7 messages in com.googlegroups.sqlalchemy[sqlalchemy] Re: unexpected exception
FromSent OnAttachments
Manlio Perillo21 Feb 2007 13:00 
Michael Bayer21 Feb 2007 15:27 
Manlio Perillo22 Feb 2007 03:03 
Michael Bayer22 Feb 2007 10:04 
Manlio Perillo22 Feb 2007 10:14 
Michael Bayer22 Feb 2007 12:18 
Manlio Perillo22 Feb 2007 12:24 
Subject:[sqlalchemy] Re: unexpected exception
From:Michael Bayer (zzz@gmail.com)
Date:02/22/2007 10:04:27 AM
List:com.googlegroups.sqlalchemy

On Feb 22, 6:04 am, Manlio Perillo <manl@gmail.com> wrote:

Michael Bayer ha scritto:

its what it says...its updating the database and not finding the rows it expects, indicating some other concurrent process already deleted that row.

Is this actually possible, even if each query run in its own transaction? The database is Postgresql 8.1, Debian Etch.

sure...its a deleted row so row locking doesnt even count....both transactions can occur totally separate from each other too.

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