On Mon, Apr 8, 2013 at 3:15 PM, Richard Harley <richard@xxxxxxxxxxxxxxx> wrote:
>
> That returns nothings also. But I have spied the problem now:
>
> select ATTENDANCE.timestamp::text from attendance order by timestamp desc
> limit 1
>
> return the actual timestamp: 2013-04-08 12:42:40.089952
>
> So the theory I'm wondering about is that the stored data in fact
> contains (some values with) fractional seconds, but Richard's
> client-side software isn't bothering to show those, misleading him
> into entering values that don't actually match the stored data.
> Looking at the table directly with psql would prove it one way
> or the other.
>
> This is it. It was the psycopg adapter. My bad!!
This message can be misread as psycopg dropping the fractional part of
the timestamp, which is not the case:
>>> cur.execute("select '2013-04-08 12:42:40.089952'::timestamp")
>>> cur.fetchone()[0]
datetime.datetime(2013, 4, 8, 12, 42, 40, 89952)
Just FYI.
-- Daniele
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