Any chance you could attach a packaged workbook so we could take a closer look at the problem?
Sorry. I missed attaching the file. I've attached it just now. You can find it in the main post.
Please marked as Correct or Helpful if it is working.
As per the definition of Tableau Sankey chart, it depicts a be due to one set of values to a different. It’s forever smart if you show the flow in your chart. So, we’ll produce 2 single bar stacked chart sheets showing the breakdown of a variety of records for every dimension. If you would like you’ll use the share still.
Read about Tableau Date Functions with Examples
Drag “Number of records” on Row shelf and Region on “Color” still as on “Text Label” cards. Duplicate the sheet and replace the Region Dimension by your class Dimension. The sheet can appear as if the below image.
Drag all the 3 sheets into Tableau dashboard. Placed your Region Sheet on the manus aspect and class sheet on the proper aspect. Place Tableau Sankey chart in between each the sheets.
Go to Dashboard->Actions->Add Actions->Select Highlight Action. Certify you ought to choose “Hover” Action. This will highlight the whole Tableau Sankey chart on Mouse hover.