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10am1020am Session 1 Data Warehouse Design
Analyzing Clickstreams Using Subsessions
2 other sections not shown
access control aggregate function aggregate operators aggregate queries aggregate views algebraic algorithm analysis applied approach attributes BabelFish base tables clickstream computed conceptual Conf constraints coupling query cube queries CubiST data cube Data Mining data model data sources data warehouse Data Warehousing defined deleted derivability design goals dimension level example fact table Figure granularity graph implemented incremental update input inserted International Conference Intl killer subsession link type identifiers Management of Data materialized views ME/R measures metadata MicroStrategy MOLAP multidimensional Multidimensional Databases multiquery NGPSJ expressions node and link number of dimensions Nykredit objects ODMG OLAP queries OLAP security OLAP tools performance predicates Proc query evaluation query optimization query Q rewriting ROLAP semantics server session SIGMOD simple schemas simple web schema snowflake schema specific star schema Statistics Tree stored structure subsessions tuples view maintenance cost view node view selection problem