create_role_statement ::= CREATE ROLE [ IF NOT EXISTS ] role_name
                          [ WITH role_options# ]
role_options ::= role_option ( AND role_option)*
role_option ::= PASSWORD '=' string
                | LOGIN '=' boolean
                | SUPERUSER '=' boolean
                | OPTIONS '=' map_literal
                | ACCESS TO DATACENTERS set_literal
                | ACCESS TO ALL DATACENTERS