On fre, 2010-05-28 at 15:03 -0400, Robert Haas wrote:
> I think we need to think of the comparison operators as ternary, and
> the COLLATE syntax applied to columns or present in queries as various
> ways of setting defaults or explicit overrides for what the third
> argument will end up being.
How could this extend to things like isalpha() or upper() that would
need access to ctype information?
