Klint Gore <kg@kgb.une.edu.au> writes:
> I think this is what I was getting at. In my timezone 'Australia/NSW',
> we have daylight savings. Is that used any way when the calculation
> happens or the result is displayed?
Absolutely. The examples Bruce and I have been throwing around assume
US Eastern timezone, because that's where we live, but the code should
adapt to your local zone rules wherever you are.
regards, tom lane