On 07/11/2018 12:59 PM, David Gauthier wrote:
> OK, the "to_char" gets rid of the timezone extension. But the times
> still don't make sense.
>
> UTC should be 5 hours ahead, not behind. It should be EST plus 5 hours
> (or 4 for DST), not minus. That's why I said I expected 20:27 .
>
>
> When I go to store this in a DB, I want to store the UTC time. How d I
> do that ?
>
> insert into foo (dt) values (localtimestamp(0) at time zone 'utc') ???
What is the data type for foo.dt?
>
>
> On Wed, Jul 11, 2018 at 3:45 PM, David G. Johnston
> <david.g.johnston@gmail.com <mailto:david.g.johnston@gmail.com>> wrote:
>
> On Wednesday, July 11, 2018, David Gauthier
> <davegauthierpg@gmail.com <mailto:davegauthierpg@gmail.com>> wrote:
>
> Hi:
>
> I would like to get the utc timestamp, 24-hr clock (military
> time), without the time zone suffix.
>
> Below commands were run nearly at the same time...
>
> sqfdev=> select now()::timestamp(0) ;
> now
> ---------------------
> 2018-07-11 15:27:12
> (1 row)
>
> ...then immediately...
>
> sqfdev=> select now()::timestamp(0) at time zone 'utc' ;
> timezone
> ------------------------
> 2018-07-11 11:27:12-04
> (1 row)
>
>
> 15:27:12 makes sense (it's a bout 3:30 in the afternoon EST).
> 11:27:12 doesn't make sense. UTC is 5 hours ahead.
>
> Apparently it's only four hours ahead of your server's time zone
> setting.
>
> I would have expected either 20:27 (if it stuck to military
> time, which I want), or 08:27 (P.M., non-military time)
>
> And I want to get rid of the -04 suffix.
>
> Is there a way to do this ?
>
>
> Specify an appropriate format string with the to_char function.
>
> https://www.postgresql.org/docs/10/static/functions-formatting.html
> <https://www.postgresql.org/docs/10/static/functions-formatting.html>
>
> David J.
>
>
--
Adrian Klaver
adrian.klaver@aklaver.com