Re: Roles with empty password (probably bug in libpq and in psql as well).

[Dmitriy Igrishin <dmitigr@xxxxxxxxx>]

2012/7/24 Tom Lane <tgl@xxxxxxxxxxxxx>

Dmitriy Igrishin <dmitigr@xxxxxxxxx> writes:

> 2012/7/24 Tom Lane <tgl@xxxxxxxxxxxxx>
>> Please note that empty and null are not the same thing...

> Yes, I know. But why the ALTER ROLE treats '' as NULL and
> as the result all of values of pg_catalog.pg_authid.rolpassword are always
> NULL even when the password in ALTER ROLE was specified as ''? :-)

It does not do that for me.  What PG version are you testing?

Oops, I am sorry, Tom. It doesn't on my 9.2beta2.
Perhaps, it's too hot in Russia now...
But maybe it's worth it to add a parameter key word to libpq,
e.g. "passwd" which's empty value will be treated as an
empty password?

-- 
// Dmitriy.