Product(s): Tableau Desktop, Tableau Public Version(s): 8.0, 7.0, 6.1 Last Modified Date: 22 Nov 2013 When you want to determine whether joining data tables or blending them is the right approach, consider where the data is coming from, the number of data connections, and the number of records you have in the data. This article provides guidelines and examples for when to join tables and when to