"John D. Burger" <john@mitre.org> writes:
> Hmm, except if the timestamp "anchor" is installation-specific, then
> binary exchange of timestamps is complicated.
Yeah, that would be a problem.
> What does libpq do now
> with timetamps, if the client requests data in binary form? How does
> the client know whether it's getting floats or integers?
You have to look at the integer_datetimes parameter (which is available
to the client automatically in recent versions, though whether you can
get at it easily depends on your client library...)
regards, tom lane