Chapter 18. Data Handling with Service Data Objects (SDO)
A Service Data Object, or an SDO, is a standard defined by the Open Service Oriented Architecture consortium for providing access to business data, regardless of how it is physically accessed.
Introduction to Service Data Objects
The SDO specification, to which Oracle is one of the contributors, is intended to create an abstraction layer for accessing data from heterogeneous data sources in a uniform way. Although the current data access abstraction solutions, such as JDBC, do allow you to access and operate on data without depending on a specific database server, they still do not provide ...