The data description includes a definition of the structure and
content of adapter business objects that is passed between the client application
and the adapter at run time. The data description enables the client application
to create the proper data objects for requests, and to interpret the data
objects returned as responses. The data description generated from the database
components is represented as an XML schema.
- The business object maps to a complex type definition.
- The attributes of the business object map to element type definitions.
- The application-specific information for the business object is contained
in annotations at the complex type.
- The application-specific information for each property in the business
object is contained in annotations for the element types.