Tomas Vondra <tomas.vondra@2ndquadrant.com> writes:
> Yeah, that's what I've been wondering about too. There's also this
> comment in nabstime.h:
> /*
> * Although time_t generally is a long int on 64 bit systems, these two
> * types must be 4 bytes, because that's what pg_type.h assumes. They
> * should be yanked (long) before 2038 and be replaced by timestamp and
> * interval.
> */
> But then why adding BRIN opclasses at all? And if adding them, why not
> to test them? We all know how long deprecation takes, particularly for
> data types.
There was some pretty recent chatter about removing these types; IIRC
Andres was annoyed about their lack of overflow checks.
I would definitely vote against adding any BRIN support for these types,
or indeed doing any work on them at all other than removal.
regards, tom lane