Steps to Generate the Statistics of the Query
To Generate the Statistics of the Query:
Go to RSRT
Enter the name of the Query.
Select the Query Display to HTML
Then click on the button Execute + Debug
Check the options Display Statistics Data and Do Not Use Cache.
Then press Continue button.
Give some small Selections in the Mandatory Field.
Then click execute.
Click on the Back Button.
Click the Aggregation Layer.
The statistics shows that the report fetches the data from the BIA generated for Data Target.