id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajis02-375	Anand, V. J.; Gunadhi, Himawan	Data Warehouse Architecture for DSS Applciations	1996	11	.pdf	application/pdf	5649	311	55	Also, these programs have to be altered against any schema change either in the operational databases or data warehouse, since these affect the mapping information. This provides a three tier architecture: operational data sources and data warehouse forms the bottom and top layers respectively, while the interface layer provides the mapping between the two.	cache/ajis02-375.pdf	txt/ajis02-375.txt