Re: "truncate all"?

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Robert Treat <xzilla(at)users(dot)sourceforge(dot)net>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, shridhar_daithankar(at)persistent(dot)co(dot)in, pgsql-hackers(at)postgresql(dot)org
Subject: Re: "truncate all"?
Date: 2003-08-17 04:18:20
Message-ID: 200308170418.h7H4IKi08093@candle.pha.pa.us
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Is this a bug?

---------------------------------------------------------------------------

Robert Treat wrote:
> On Mon, 2003-08-04 at 12:19, Tom Lane wrote:
> > Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > > This this a TODO? Keep in mind if we follow the syntax of VACUUM and
> > > (7.4) CLUSTER, that the all-database truncate would just be "TRUNACATE".
> > > That seems very risky to me. I wonder if the risk is worth adding this
> > > feature.
> >
> > I wouldn't care for that either. The prior suggestion of "TRUNCATE tab
> > CASCADE" (to truncate any tables with FK dependencies on the original
> > target, instead of failing) seems more reasonable.
> >
>
> Actually there seems to be an ancillary issue here:
>
> 21809=# truncate exception;
> ERROR: TRUNCATE cannot be used as table exception_notice_map references
> this one via foreign key constraint $1
> 21809=# TRUNCATE exception_notice_map ;
> TRUNCATE TABLE
> 21809=# truncate exception;
> ERROR: TRUNCATE cannot be used as table exception_notice_map references
> this one via foreign key constraint $1
> 21809=# select count(*) from exception_notice_map;
> count
> -------
> 0
> (1 row)
>
> 21809=#
>
> Robert Treat
> --
> Build A Brighter Lamp :: Linux Apache {middleware} PostgreSQL
>
>
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