Data Analytics

First of all, what is Blending? The definition from tableau guide “Data blending is a method for combining data that supplements a table of data from one data source with columns of data from a second data source.”

In Tableau we generally prefer Joins for this kind of Data combining, however for the Below two Scenarios we will still have to use “Blending”

Data is at Different Level of Detail say for e.g. Actual Sales Data that we receive are on City Level while the Planned Sales Data is at State level. In such scenarios creating join would cause Duplicate data and since Blending works after aggregation, Blending would be required.

If we want to combine Data from Different Data Source that is still not supported by cross Database Joins.

During my Corporate Tableau Training in Gurgaon , i get questions many time regarding LOD use cases in Tableau .Let’s have