The Oracle Warehouse
Gary Hallmark · Very Large Data Bases · 1995
Data warehouses are repositories that integrate and relational and non-relational data stores. Because summarize historical and reference data from numerous the warehouse integrates’ gateways and distributed sources. Warehoused data can be analyzed along several SQL processing, the warehoe cq load data from dimensions such as time, product, and geography to ari ‘opeiational system with an SQL imerf...seZecf identify trends and gain competitive advantage. statement.