Bruce Momjian <br...@momjian.us> writes: > Also interestingly, "now" without quotes requires parentheses to make it > a function call:
I'm not sure why you find that surprising, or why you think that 'now()'::timestamptz is a function call. (Well, it is a call of timestamptz_in, but not of the SQL function now().) Documentation that is equally confused won't help any. regards, tom lane