Robert Treat <xzilla(at)users(dot)sourceforge(dot)net> writes:
> 1) I don't recall why -u was ever deprecated (and honestly postgresql is the
> only program I know which uses -U rather than -u) but maybe we should revert
> to -u and deprecate -U instread?
You appear to think that -u and -U are supposed to be equivalent.
You are incorrect. -u forces prompts for username and password.
regards, tom lane