hubert depesz lubaczewski <depesz@xxxxxxxxxx> writes: > we have interval / float8 ( = interval), so i think that adding interval > / interval ( = float8) should be possible. What would you define it to mean, keeping in mind that an interval has three components not one? regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq