Dmitry Tkach <dmitry(at)openratings(dot)com> writes:
> Secondly, even if it has to be this way, it looks like the help entry is
> out of date...
No, but your psql evidently is. I get
regression=# \h drop rule
Command: DROP RULE
Description: remove a rewrite rule
Syntax:
DROP RULE name ON relation [ CASCADE | RESTRICT ]
from 7.3 psql. Yours is evidently 7.2.
regards, tom lane