<p>Oracle Database is a powerful and extensive relational database management system (RDBMS). There are restrictions on the free version of the software.</p><p>Features: </p><p>Supports symmetric multiprocessing (SMP)</p><p>Stores data logically in the form of tablespaces and physically in the form of datafiles</p><p>Transportable tablespaces</p><p>Advanced Queuing (AQ)</p><p>64-bit database</p><p>Data Mining Option</p>