Use this screen to define which columns from this view are to be used in the report and how that information is organized within the report. The functionality provided by the “Columns,” “Grouping,” “Sorting,” and “Summarize By” tabs are available through several screens: Main Level Settings, Second Level Settings, Third Level Settings (See BI Tool Main Level Settings) and Details Settings (see BI Tool Details Settings.)
For information on each tab, see: