Learn how to define the relationships of multi-table datasets in MicroStrategy Web, an intuitive user interface instantly accessible from all major web browsers that gives users access to a variety of tools for data discovery and visualization. When importing data from a variety of sources, or adding multiple tables from an existing dataset, it is important to define relationships for efficient data analysis. This tutorial will review how to define a geographical relationship (Country, Region, Call Center) based on tables added from the Tutorial MySQL database.