Description: The Oracle 10g Enterprise Edition OLAP Option extends the analytic capabilities of the Oracle database by providing new multidimensional datatypes, a multidimensional calculation engine, and a framework to build OLAP applications using SQL, PL/SQL, and Java. This article explains the background of the OLAP Option, shows how it extends the analytic capabilities of Oracle data warehouses, and gives you the first steps in harnessing the power of the OLAP Option.