8 Understanding Data Access

One of the most important functions of a session is to provide access to a data source. This chapter explains session components specific to accessing a data source.

This chapter describes data access concepts unique to EclipseLink, including the following:

• About Externally Managed Transactional Data Sources

• About Data Source Login Types

• About Data Source Platform Types

• About Authentication

• About Connections

• About Connection Pools

• About Data Partitioning Policies

• About Clustered Databases and Oracle RAC