On Sun, Jan 12, 2014 at 06:38:04AM +0100, Pavel Stehule wrote:
>
>
>
> 2014/1/12 Bruce Momjian <bruce@momjian.us>
>
> On Sat, Jan 11, 2014 at 10:06:27PM +0100, Pavel Stehule wrote:
> >
> >
> >
> > 2014/1/11 Tom Lane <tgl@sss.pgh.pa.us>
> >
> > Bruce Momjian <bruce@momjian.us> writes:
> > > Oh, I think you are right. I have reverted the patch. Attached is
> > > proposed documentation for '='.
> >
> > Meh. Variable initialization is only one of multiple cases
> (assignment,
> > GET DIAGNOSTICS; maybe others, I've not examined the grammar). Also,
> > if we do it like this, we're implying that both := and = are equally
> > preferred, which might not be the impression we want to leave.
> >
> >
> > GET DIAGNOSTICS is defined by standard - and there "=" should be allowed
> only -
> > although we allow ":=" too. It is a embedded SQL statement - although it
> is
> > implemented as plpgsql statement.
>
> OK, docs updated for that. I assume OPEN and FOR also can take := or =,
> right?
>
>
> no, there are not used assign_operator
>
> It is used only in DECLARE DEFAULT, ASSIGN and GET DIAGNOSTICS
>
OK, patch updated and attached.
--
Bruce Momjian <bruce@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ Everyone has their own god. +