PL/SQL lets you define two kinds of composite data types: collection and record.

More generally, implementations of the various Collections Framework interfaces are free to take advantage of the specified behavior of underlying Object methods wherever the implementor …

A collection is an ordered group of elements, all of the same type (for example, the grades for a class of students). Each element has a unique subscript that determines its position in the …

A collection method is a PL/SQL subprogram—either a function that returns information about a collection or a procedure that operates on a collection. Collection methods make collections …

To create collections, you define a collection type, then declare variables of that type. You can define TABLE and VARRAY types in the declarative part of any PL/SQL block, subprogram, or …

To use collections in an application, you define one or more PL/SQL types, then define variables of those types. You can define collection types in a procedure, function, or package. You can …

Although they technically aren't collections, instances of Iterator and ListIterator can also allow modifications to be written through to the backing collection, and in some cases, modifications …

This class consists exclusively of static methods that operate on or return collections. It contains polymorphic algorithms that operate on collections, "wrappers", which return a new collection …

PL/SQL has three collection types—associative array, VARRAY (variable-size array), and nested table.

What are PL/SQL Collections and Records? Collections and records are composite types that have internal components that can be manipulated individually, such as the elements of an …