Re: BUG #12460: Extracting epoch from timestamp string incorrectly assumes "with time zone"

adeconsulting wrote
> The following bug has been logged on the website:
>
> Bug reference:      12460
> Logged by:          Alan Edel
> Email address:

> adeconsulting@

> PostgreSQL version: 9.3.5
> Operating system:   FreeBSD 9.3
> Description:
>
> 8.3.6 queries using "timestamp" and "timestamptz" casting both give the
> same
> result:
>
> select extract(epoch from cast('2015/01/07 14:00:00' as timestamp));
>  date_part
> ------------
>  1420668000
> (1 row)
>
> select extract(epoch from cast('2015/01/07 14:00:00' as timestamptz));
>  date_part
> ------------
>  1420668000
> (1 row)
>
> However, 9.3.5 gives different results, the first one appears to be
> incorrect:
>
> select extract(epoch from cast('2015/01/07 14:00:00' as timestamp));
>  date_part
> ------------
>  1420639200
> (1 row)
>
> select extract(epoch from cast('2015/01/07 14:00:00' as timestamptz));
>  date_part
> ------------
>  1420668000
> (1 row)

Intentional behavior change in 9.2

http://www.postgresql.org/docs/9.2/interactive/release-9-2.html

David J.



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