Larry Rosenman <ler(at)lerctr(dot)org> writes:
> * Tom Lane <tgl(at)hub(dot)org> [010609 17:16]:
>> Teach convert_to_scalar about datatypes timetz, inet, cidr, macaddr.
> What does this mean for users of these types? (Can we now cast
> directly? )
No, it means the planner now has a clue about selectivity of range
queries for these datatypes, ie, it might possibly make the right
decision about seq vs index scan and so on.
regards, tom lane