Re: ALTER TABLE ... ADD FOREIGN KEY ... NOT ENFORCED

Alvaro Herrera <alvherre@commandprompt.com>

From: Alvaro Herrera <alvherre@commandprompt.com>

To: Robert Haas <robertmhaas@gmail.com>

Cc: Thom Brown <thom@linux.com>, Simon Riggs <simon@2ndquadrant.com>, Peter Geoghegan <peter.geoghegan86@gmail.com>, Dimitri Fontaine <dimitri@2ndquadrant.fr>, Tom Lane <tgl@sss.pgh.pa.us>, pgsql-hackers <pgsql-hackers@postgresql.org>

Date: 2011-06-03T17:02:51Z

Lists: pgsql-hackers

Excerpts from Robert Haas's message of vie jun 03 09:34:03 -0400 2011:

> > Just a note that since Alvaro created a patch to provide similar
> > functionality for constraints, I identified an issue with database
> > dumps, which apparently affects invalid foreign keys too:
> > http://archives.postgresql.org/pgsql-hackers/2011-06/msg00162.php
> >
> > In other words, a database containing foreign keys that hasn't yet
> > been validated will not produce a dump containing the necessary NOT
> > VALID parameters.  This would be fixed by Alvaro's patch.
> 
> Sounds like someone needs to extract and apply that portion of
> Alvaro's patch.  I've added this to the open items list.

It's already a separate patch; I'll apply soon.

-- 
Álvaro Herrera <alvherre@commandprompt.com>
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