A relational database management system (RDBMS) is a database management system (DBMS) that is based on a relational model in which data is stored in the form of tables and the relationship among the data is also stored in the form of tables.
To effectively administer your databases, you must understand the OpenEdge RDBMS architecture. The OpenEdge RDBMS architecture consists of the following components:
Logical and Physical Database
Shared memory
Broker
Server
Client
Background processes
Figure 2. OpenEdge RDBMS architecture and its components