Roles Requirement to access all employees data using Subject Area "Workforce Management - Worker ****

Summary

What are the roles and permissions required to be given to a userID so that he can use "Workforce Management - Worker Assignment Real Time" subject area and extract all the employees information

Content

Example:

I am trying to run following analysis. 

In this,

• if I choose Person number alone, it works.
• If I choose Business Unit alone, it works
• If I choose both...it's not giving any output

 

SELECT
   0 s_0,
   "Workforce Management - Worker Assignment Real Time"."Business Unit"."Business Unit Name" s_1,
   "Workforce Management - Worker Assignment Real Time"."Worker"."Person Number" s_2,
   DESCRIPTOR_IDOF("Workforce Management - Worker Assignment Real Time"."Business Unit"."Business Unit Name") s_3