Tech Tutorials
Oracle
This tutorial provides a brief overview of Architecture of Oracle database. It also gives an introduction to the concept of instance. The document discusses the structures that are used to define the physical and logical representations if Oracle Database.
Oracle is an RDBMS (Relational Database Management System). The Oracle database architecture can be described in terms of logical and physical structures. The advantage of separating the logical and physical structure is that the physical storage structure can be changed without affecting the logical structure.
Read complete tutorial at Oracle 10g : Oracle Concepts and Database Architecture