Sean Chittenden <chitt(at)speakeasy(dot)net> writes:
> Is there any reason why the backend doesn't cast an unquoted integer to
> a boolean value?
Hidden cross-category typecasts are evil. I'd accept this as an
explicit cast ('e' in pg_cast) but not automatic.
Also, what about the other direction? Providing a cast in only one
direction is pretty inconsistent.
regards, tom lane