Re: now() and date_trunc() apparently corrupting data

On Thu, 2003-03-13 at 23:06, Tom Lane wrote:
> Oliver Elphick <olly@lfix.co.uk> writes:
> > This is with -configure -enable-integer-datetime in 7.3.2, i386 Linux
> > platform.  Is anyone else seeing this?  If so, does it happen without
> > --enable-integer-datetime?
>
> >         junk=# select * from mt;
> >               v
> >         --
> >          06:25:00+00
> >         (1 row)
>
> >         junk=# select * from mt where v < now();
> >               v
> >         --
> >          00:00:00+00              <-- data has been changed...
> >         (1 row)
>
>
> I think this is explained by this bug:
>
> 2003-02-13 12:04  tgl
>
>     * src/backend/utils/adt/date.c (REL7_3_STABLE): Prevent timetz2tm()
>     from scribbling on its input in HAVE_INT64_TIMESTAMP case.
>
> Can you try it with CVS tip (either HEAD or REL7_3_STABLE branch)?

With HEAD it's OK -- no bug.

Applying that patch to 7.3.2 fixes it there a well.  Thanks.



--
Oliver Elphick                                Oliver.Elphick@lfix.co.uk
Isle of Wight, UK                             http://www.lfix.co.uk/oliver
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