Re: Regarding TODO item "%Add a separate TRUNCATE permission" - Mailing list pgsql-hackers

From Stephen Frost
Subject Re: Regarding TODO item "%Add a separate TRUNCATE permission"
Date
Msg-id 20060426183024.GS4474@ns.snowman.net
Whole thread Raw
In response to Re: Regarding TODO item "%Add a separate TRUNCATE permission"  (Stephen Frost <sfrost@snowman.net>)
List pgsql-hackers
* Stephen Frost (sfrost@snowman.net) wrote:
> * Alvaro Herrera (alvherre@commandprompt.com) wrote:
> > Stephen Frost wrote:
> >
> > > > The question that really ought to be answered before doing any of this
> > > > is why DELETE privilege shouldn't be sufficient to allow TRUNCATE.
> > >
> > > TRUNCATE doesn't follow MVCC...
> >
> > We can certainly talk about fixing that.  (And CLUSTER at the same time,
> > I think.)
>
> The issue is that it seems to be intractable to retain MVCC-ness *and*
> provide the performance savings TRUNCATE gives.  If you can solve that
> problem then we could get rid of TRUNCATE and implement
> DELETE-without-WHERE using that magic.

Let me qualify that- in cases where there aren't row-level triggers or
other things which would prevent it from being possible anyway.
Thanks,
    Stephen

pgsql-hackers by date:

Previous
From: Gevik Babakhani
Date:
Subject: Re: Regarding TODO item "%Add a separate TRUNCATE
Next
From: Alvaro Herrera
Date:
Subject: Re: Regarding TODO item "%Add a separate TRUNCATE permission"