Visualizing Data in Oracle Analytics Server Visualize Data Connect to Your Data Using Datasets Use Joins to Build Datasets Use Joins to Build Datasets Learn how to define relationships between your data tables using joins. Topics: Understand Dataset Table Joins What is Preserve Grain? Add Joins Between Dataset Tables Disable Auto Joins in Datasets Modify or Fix Joins in a Dataset Delete Joins from a Dataset Add Joins When Table Columns Don't Match Specify Which Table Determines Grain Include a Dataset Table in Data Source Queries