Re: Extract date from a TIMESTAMP(6) WITHOUT TIME ZONE NOT NULL column

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От Adrian Klaver
Тема Re: Extract date from a TIMESTAMP(6) WITHOUT TIME ZONE NOT NULL column
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Msg-id e9014508-64e8-f00b-f1e4-e282d74b5dec@aklaver.com
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Ответ на Extract date from a TIMESTAMP(6) WITHOUT TIME ZONE NOT NULL column  (Patrick B <patrickbakerbr@gmail.com>)
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On 09/21/2016 08:37 PM, Patrick B wrote:
> Hi guys,
>
> I'm using postgres 9.2 and got the following column:
>
>     start TIMESTAMP(6) WITHOUT TIME ZONE NOT NULL
>
>
>     SELECT start FROM test1;
>
>
> 2015-12-18 02:40:00
>
>  I need to split that date into two columns on my select:
>
> 2015-12-18 = date column
> 02:40:00 = time column
>
> How can I do that without modifying any column/data?
> Maybe in a select?

test=# select
'2015-12-18 02:40:00'::date,
'2015-12-18 02:40:00'::timestamp - '2015-12-18 02:40:00'::date AS time_val;

     date    | time_val
------------+----------
  2015-12-18 | 02:40:00

>
> Thanks!
> Patrick


--
Adrian Klaver
adrian.klaver@aklaver.com


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