Re: [DOCS] Add example about date ISO format

On 2023-11-22 17:58 +0100, Bruce Momjian wrote:
> On Wed, Nov 22, 2023 at 02:02:02PM +0100, Erik Wienhold wrote:
> > > > + <listitem>
> > > > + <para>
> > > > + <literal>to_char(current_timestamp AT TIME ZONE 'UTC',
> > > > + 'YYYY-MM-DD"T"HH24:MI:SSZ')</literal> outputs the current UTC
> >
> > This might be excessive, but should we have an example with other time
> > zones? ISO 8601 is not limited to UTC. For example:
> > YYYY-MM-DD"T"HH24:MI:SSOF or YYYY-MM-DD"T"HH24:MI:SSTZH:TZM
> >
> > Fractional seconds are also possible: YYYY-MM-DD"T"HH24:MI:SS,FF6
>
> Uh, I think the goal was to show how to output ISO 8601 output with "T".
> I assume they can figure out how to customize that.

Fair point.

> > > > + date/time in <acronym>ISO</acronym> 8601 date/time format.
> > > > + </para>
> > > > + </listitem>
> > > > +
> > > > </itemizedlist>
> > > > </para>
> > > >
> > >
> > > +1 on the idea, but from the context it looks like you added that example
> > > at the regular expression matching functions.
> > >
> > > I think the example had best be at "8.5.2. Date/Time Output", in
> > > doc/src/sgml/datatype.sgml around line 2552.
> >
> > +1 for moving it to section 8.5.2.
>
> Okay, I moved it into the "Note" section that talked about ISO 8601
> output with "T", in the attached patch.
>
> I will apply this only to master since it is not a correction.

LGTM.

--
Erik