Re: Timestamp Resolution in Postgres

You can edit the file src/backend/utils/adt/datetime.c and recompile.

David Wall wrote:
>
> > update table person set birthday = '2001-05-03 11:12:56.343' where
> objectid
> > = '34';
> >
> > followed by
> >
> > select * from person where objectid = '34';
> >
> > I get :
> >
> > 2001-05-03 11:12:56.34-07
>
> This is a frustration that I also ran into, but there's no clean way to
> handle it, especialy when using JDBC which takes the default String format
> for a date, and therefore the thousandth of a second number is always
> dropped.  It's odd, though, since the database itself claims to support down
> to millionths or nanos or some such thing.  But I've not heard any mention
> about how to change the default format to include more digits.
>
> The alternatives appear to be: 1) don't worry about unless that extra
> "resolution" really matters -- you know the system clock is not that
> accurate anyway; 2) store it in an INT8/long...
>
> David
>
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Joseph Shraibman
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