Relational database management systems (RDBMS) rely on an optimizer (or relational optimizer) that transforms SQL statements into executable code. Before any SQL statement can be run by the RDBMS, the ...

Overview of Relational Database Management Systems A relational DBMS organizes and accesses data according to relationships among data items. The relationships among data items are expressed by tables ...

A hierarchical database management system allows data to be stored in such a way that one data item is a subunit of other data. The system is ideal for storing data that has attributes and features.

The easiest way to think of NoSQL, is that of a database which does not adhering to the traditional relational database management system (RDMS) structure. Sometimes you will also see it revered ...

The vendor has enhanced its Adaptive Server Enterprise relational database management system with improved data protection and manageability Written by Adrian Bridgwater, Contributor July 31, 2007 ...