id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajis02-287	Mohania, Mukesh; Samtani, Sunil; Roddick, John; Kambayashi, Yahiko	Advances and Research Directions in Data-Warehousing Technology	1999	19	.pdf	application/pdf	12635	760	57	It is thus important that both incremental discovery routines, which can amend data warehouse data in bursts as changes are made to the transaction database, and that restartable routines, which can be run whenever resources permit, such as overnight or during other periods of low activity, be developed. Time-variant means that warehouse data is able to represent the flow of data through time, and queries may be based on time ranges.	cache/ajis02-287.pdf	txt/ajis02-287.txt