> -----Original Message-----
> From: pgsql-general-owner@postgresql.org
> [mailto:pgsql-general-owner@postgresql.org] On Behalf Of Tom Lane
> Sent: 23 August 2006 14:05
> To: Alistair Bayley
> Cc: Magnus Hagander; pgsql-general@postgresql.org
> Subject: Re: [GENERAL] What's special about 1916-10-01
> 02:25:20? Odd jump in internal timestamptz representation
>
> I have a vague recollection that we discussed this before and
> determined
> that there's no direct way for a program to find out if that box is
> checked though?
That particular setting is a DWORD registry key:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\TimeZoneInformation\
DisableAutoDaylightTimeSet
0 (or non-existant) means the box is checked, 1 when it is cleared.
Regards, Dave.