KNOWLEDGE BASE

Creating a Parameter List with an Option to Filter by All Values


Published: 05 Dec 2013
Last Modified Date: 13 May 2016

Issue

How to create a parameter with a list that includes the option to filter by all parameter values.

Environment

Tableau Desktop

Resolution

Create the parameter

  1. In the Parameters pane, right-click and select Create > Parameter....
  2. For Data Type, select String.
  3. For Allowable values, select List.
  4. In the List of values add the dimension members of the desired field to be filtered.
  5. Click Click to add new value to manually add the value "All".

Create a calculated field

  1. Navigate to Analysis > Create calculated field....
  2. Enter a formula similar to the following: [Dimension to be Filtered] = [Parameter] OR [Parameter] = 'All').
  3. Drag the new calculated field to the Filters shelf and select True.
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