Vitaly Burovoy <vitaly.buro...@gmail.com> writes:
> To add an ability to construct 'Infinity' TIMESTAMPTZ via
> "to_timestamp" call, there are two ways:
> 1. Rewrite the function "pg_catalog.to_timestamp(double precision)" as
> an internal one. It's the easiest way, because it allows to avoid
> usage of INTERVAL as a helper (of course, there is still possible to
> use intervals as shown above in user's scripts, but without "Infinity"
> support).
> 2. Add support of infinite intervals. It is harder, because it touches
> a lot of functions. I can add that support if it is in demand.
> Which way is preferred?
I think you should stay away from infinite intervals; that seems like
there would be a lot of definitional questions to be resolved. Even
if we decide we want to deal with that someday, it shouldn't be a blocking
issue for conversion between infinite floats and infinite timestamps.
regards, tom lane
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