Re: savepoints and upgrading locks

Bruce Momjian <bruce@momjian.us> writes:
> Your patch has been added to the PostgreSQL unapplied patches list at:

Please take it off again.

> Jeff Davis wrote:
>> This thread here became a TODO item:
>> http://archives.postgresql.org/pgsql-hackers/2006-11/msg01011.php
>> 
>> During that discussion a patch was produced that nobody seemed to have
>> objections to.

Apparently you stopped reading somewhere.  It was pretty thoroughly
destroyed beginning here:
http://archives.postgresql.org/pgsql-hackers/2006-12/msg00025.php

We should have spent more effort trying to think of a solution to the
problem during the 8.3 development cycle.  At the moment we're no
further ahead than we were in December.
        regards, tom lane