"FarjadFarid\(ChkNet\)" <farjad.farid@checknetworks.com> writes:
> I mean the ones with "::" like ::text or ::uuid etc
> Some of Postgresql data types have two words or more like "double precision"
> or " timestamp without time zone". It is not clear how these are
> implemented if at all.
Any type name works fine after "::".
regards, tom lane