Re: [HACKERS] Non-standard feature request

Hi Bruce,

I have been away on a long overdue holiday. Will get you this patch once I
catch up on email and pending 'day job' stuff.

Gavin

On Thu, 4 Jul 2002, Bruce Momjian wrote:

>
> Gavin, I will need a doc patch for this too.  Thanks.
>
> ---------------------------------------------------------------------------
>
> Gavin Sherry wrote:
> > Slight bug in the previous patch. Logically (and according to SQL99's
> > treatment of ON COMMIT), it can be specified only for CREATE TEMP
> > TABLE. The patch throws an error if only CREATE TABLE has been specified.
> >
> > Gavin
> >
> > On Fri, 28 Jun 2002, Gavin Sherry wrote:
> >
> > > On Fri, 14 Jun 2002, Gavin Sherry wrote:
> > >
> > > > On Thu, 13 Jun 2002, Mike Mascari wrote:
> > > >
> > > > >
> > > > > CREATE TEMPORARY TABLE
> > > > > ...
> > > > > ON COMMIT DROP;
> > > > >
> > > > > pseudo-compatible with the SQL-standard of:
> > > > >
> > > > > ON COMMIT { DELETE | PRESERVE } ROWS;
> > > > >
> > > > > so one day PostgreSQL's grammar would look like:
> > > > >
> > > > > ...
> > > > > ON COMMIT { DROP | { DELETE | PRESERVE } ROWS };
> > > >
> > > > I think this is a pretty useful feature. Shouldn't require too much
> > > > work. A new relkind or a bool in TempTable and a little code in
> > > > AtEOXact_temp_relations() to heap_drop_with_catalog() the registered temp
> > > > table.
> > > >
> > > > Anyone else keen for this feature?
> > >
> > > Attached is a patch implementing this. The patch is against 7.2.1
> > > source. The grammar introduced is of the form:
> > >
> > >     CREATE TEMP TABLE ... ON COMMIT DROP;
> > >
> > > Is this a desirable feature? Seems pretty useful to me.
> > >
> > > Gavin
> > >
> > >
>
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> >
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