id	keyword
ajis02-287	data
ajis02-287	data warehouse
ajis02-287	view
ajis02-287	maintenance
ajis02-287	multi
ajis02-287	queries
ajis02-287	constraints
ajis02-287	mining
ajis02-287	database
ajis02-287	set
ajis02-287	warehousing
ajis02-287	table
ajis02-287	dimension
ajis02-287	cube
ajis02-287	query
ajis02-287	research
ajis02-287	knowledge
ajis02-287	number