$tables['drupalit_buddylistviews_top'] = array(
	'name' => 'users_roles',
	'join' => array(
		'type' => 'left',
		'left' => array(
			'table' => 'drupalit_user_to_vote',
			'field' => 'uid'
		),
		'right' => array(
			'field' => 'uid'
		),
	),
	'filters' => array(
		'rid' => array(
			'name' => t('Drupalit: Voter Role'),
			'operator' => 'views_handler_operator_andor',
			'list' => 'views_handler_filter_role',
			'handler' => 'views_handler_filter_role_custom',
			'value-type' => 'array',
			'help' => t('Include the vote only if the author is a member of the selected role.'),
		),
	),
);