Database migration products and tools

Data migration is the first step when moving your mission critical data to an Oracle database. The initial data loading is traditionally done using Oracle SQL Loader. As data volumes have increased and data quality has become an issue, Oracle Data Warehouse and Oracle Data Integrator have become more important, because of their capabilities to connect directly to source data stores, provide data cleansing and profiling support, and graphical drag and drop development. Now, the base addition of Oracle Data Warehouse Builder is a free, built-in feature of the Oracle 11g database, and price is no longer an issue.

Oracle Warehouse Builder and Oracle Data Integrator have gained adoption as they are repository based, have built-in transformation functions, are multi-user, and avoid a proliferation of scripts throughout the enterprise that do the same or simpler data movement activity. These platforms provide a more repeatable, scalable, reusable, and model...