Re: Can't recreate view from backup

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Tim Knowles" <timknowles(at)ametco(dot)co(dot)uk>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Can't recreate view from backup
Date: 2001-04-06 15:06:30
Message-ID: 25574.986569590@sss.pgh.pa.us
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"Tim Knowles" <timknowles(at)ametco(dot)co(dot)uk> writes:
> I have a view which uses 3 subselects (if more info is required I've
> included the my SQL and the view that is created at the end). When I create
> the view the PostgreSQL creates the subselect with two fields (I guess it's
> the group by clause that may be causing this). The view works fine even
> though when I use \d to describe it, it looks like it returns more than one
> field - although it doesn't). However when I use pg_dump to back it up and
> then recreate the db I get an error that the subselect must only have one
> field.

This is fixed in 7.1.

Note that the above is by no means the worst of the problems that
grouped views will give you in 7.0.* and before :-(

regards, tom lane

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