3
Defining Data Objects

This chapter introduces multidimensional data structures. It explains how to define objects and change the definition of those objects. It includes the following topics:

• Overview: Defining Workspace Objects
• Data Types
• Defining Dimensions
• Defining Relations
• Defining Variables
• Defining Variables That Handle Sparse Data Efficiently
• Defining Hierarchical Dimensions and Variables That Use Them
• Defining Concat Dimensions and Variables That Use Them
• Changing the Definition of an Object