EclipseLink1.0 - 20080707 API Reference

Package org.eclipse.persistence.mappings.structures

Interface Summary
ArrayCollectionMapping Interface used by the ArrayCollectionMappingHelper to interact with the assorted array collection mappings.
 

Class Summary
ArrayCollectionMappingHelper Helper class to consolidate all the heinous comparing and merging code for the Array collection mappings.
ArrayMapping Purpose: In an object-relational data model, structures can contain "Arrays" or collections of other data-types.
NestedTableMapping Purpose: Nested tables are similar to VARRAYs except internally they store their information in a separate table from their parent structure's table.
ObjectArrayMapping Purpose: In an object-relational data model, structures can contain "Arrays" or collections of other data-types.
ObjectRelationalDatabaseField INTERNAL: A database field of object-relational type: either a java.sql.Array, java.sql.Struct, or java.sql.Ref.
ObjectRelationalDataTypeDescriptor Purpose: Differentiates object-relational descriptors from normal relational descriptors.
ReferenceMapping Purpose: In an object-relational data model, structures reference each other through "Refs"; not through foreign keys as in the relational data model.
StructureMapping Purpose: A structure is an object-relational user-defined data-type or object-type.
 


EclipseLink1.0 - 20080707 API Reference