-P: password
--V: Asterisk version. Values of 12 or higher have a new database schema. Currently defaults to 11, but may default to 12+ or be required in a future, so best to always specify the version.
+-V: Asterisk version. Values of 12 or higher have a new database schema which no longer includes calldate. Currently defaults to 11, but may default to 12+ or be required in a future, so best to always specify the version.
=cut