Oracle分页查询SQL

SELECT
	B.* 
FROM
	(
	SELECT ROWNUM
		RU,
		A.* 
	FROM
		( SELECT 
		W.UNISCID, W.ERR_REMARK, W.CREATE_TIME,W.ERR_COUNT 
		FROM LOG_DEAL_E_BASE W 
		WHERE W.UNISCID='91430100MAC285T02E'
		ORDER BY CREATE_TIME DESC ) A 
	WHERE
		ROWNUM <= 1000 
	) B 
WHERE
	RU >= 1;