get_users_drafts( int $user_id )

function get_users_drafts( $user_id ) {
	global $wpdb;
	$query = $wpdb->prepare("SELECT ID, post_title FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'draft' AND post_author = %d ORDER BY post_modified DESC", $user_id);

	/**
	 * Filters the user's drafts query string.
	 *
	 * @since WP-2.0.0
	 *
	 * @param string $query The user's drafts query string.
	 */
	$query = apply_filters( 'get_users_drafts', $query );
	return $wpdb->get_results( $query );
}