On Fri, 2013-08-30 at 11:22 +0200, Andreas Joseph Krogh wrote: > But I agree that returning NULL would be OK, then it would be easy to > catch in queries when starting playing with range-types in queries. > Having it implicitly mean infinity comes as a surprise, to me at > least. Agreed. This was discussed at the time, and the original version of Range Types experimented with other means of specifying unbounded ranges in order to avoid this possible confusion. Unfortunately, everything we tried was awkward one way or another; and we eventually made the decision to go with greater convenience, even if it could cause some confusion. Regards, Jeff Davis -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general