prepare_command_options

# File activerecord/lib/active_record/tasks/mysql_database_tasks.rb, line 125
        def prepare_command_options
          args = {
            "host"      => "--host",
            "port"      => "--port",
            "socket"    => "--socket",
            "username"  => "--user",
            "password"  => "--password",
            "encoding"  => "--default-character-set",
            "sslca"     => "--ssl-ca",
            "sslcert"   => "--ssl-cert",
            "sslcapath" => "--ssl-capath",
            "sslcipher" => "--ssl-cipher",
            "sslkey"    => "--ssl-key"
          }.map { |opt, arg| "#{arg}=#{configuration[opt]}" if configuration[opt] }.compact

          args
        end