SELECT
	(
		CASE
		WHEN platform_parameter IS NULL THEN
			page
		ELSE
			platform_parameter
		END
	) AS page,
	sum(pv) AS pv,
	sum(uv) AS uv,
	CAST(AVG(time) AS DECIMAL(10,2)) as time
FROM
	t_page_stat_daily t
LEFT JOIN t_app_dictionary d ON t.app_id = d.app_id
AND t.page = d.interface_parameter
WHERE
	t.app_id = '920024'
GROUP BY
	t.page