WP_User_Search::query()

571	public function query() {572		global $wpdb;573 574		$this->results = $wpdb->get_col("SELECT DISTINCT($wpdb->users.ID)" . $this->query_from . $this->query_where . $this->query_orderby . $this->query_limit);575 576		if ( $this->results )577			$this->total_users_for_query = $wpdb->get_var("SELECT COUNT(DISTINCT($wpdb->users.ID))" . $this->query_from . $this->query_where); // No limit.578		else579			$this->search_errors = new WP_Error('no_matching_users_found', __('No users found.'));580	}