Oracle OLAP


The Oracle Database OLAP Option implements On-line Analytical Processing within an Oracle database environment. Oracle Corporation markets the Oracle Database OLAP Option as an extra-cost option to supplement the "Enterprise Edition" of its database.
As of Oracle Database 11g, the Oracle database optimizer can transparently redirect SQL queries to levels within the OLAP Option cubes. The cubes are managed and can take the place of multi-dimensional materialized views, simplifying Oracle data-warehouse management and speeding up query response.

Logical components

The Oracle Database OLAP Option offers:
The Oracle database tablespace CWMLITE stores OLAPSYS schema objects and integrates Oracle Database OLAP Option with the Oracle Warehouse Builder.
The CWMLITE name reflects the use of CWM — the Common Warehouse Metamodel, which Oracle Corporation refers to as "Common Warehouse Metadata".