|Oracle® Database Object-Relational Developer's Guide
11g Release 2 (11.2)
|PDF · Mobi · ePub|
This section describes the new object-relational features of Oracle 11g release 1 (11.1). New features information from previous releases is also retained to help users upgrading to the current release.
The following sections describe the new features in Oracle Object-Relational Features:
TYPE statements now have a
FORCE option, which enables you to replace the type even if it has type dependents. This does not work without the
Generalized invocation syntax is now supported. Therefore, a member method in a subtype can statically invoke (dispatch) a member method in any supertype in the supertype hierarchy of the current subtype, including the subtype's immediate supertype. See "Generalized Invocation".
New object-relational features for Oracle 10g release 1 (10.1) include the following collection enhancements:
New functionality for nested table and varray storage, including the evolution of varray size and specification of a tablespace when storing nested tables. See "Collection Data Types".
New functionality for nested table comparisons and ANSI SQL multiset operations for nested tables. See "Operations on Collection Data Types".