MySQL Cluster API Developer Guide :: 2 The NDB API :: 2.3 NDB API Classes, Interfaces, and Structures :: 2.3.8 The HashMap Class
Section Navigation [Toggle]
Abstract
This class represents a hash map in a MySQL Cluster. It was added to the NDB API in MySQL Cluster NDB 7.1.23 and MySQL Cluster NDB 7.2.7.
Parent class.
Object
Child classes. None.
Methods.
The following table lists the public methods of the
HashMap class and the purpose or use of each
method:
| Method | Purpose / Use |
|---|---|
HashMap() |
Class constructor |
~HashMap() |
Class destructor |
setName() |
Set a name for the hashmap |
getName() |
Gets a hashmap's name |
setMap() |
Sets a hashmap's length and values |
getMapLen() |
Gets a hashmap's length |
getMapValues() |
Gets the values contained in the hashmap |
equal() |
Compares this hashmap's values with those of another hashmap |
getObjectStatus() |
Gets the hashmap's object status |
getObjectVersion() |
Gets the hashmap's schema object version |
getObjectId() |
Gets the hashmap's ID |
For a detailed discussion of each of these methods, see
Section 2.3.8.1, “HashMap Methods”.
Types.
The HashMap class has no public types.
This diagram shows all public members of the
HashMap class:
