|Mathematical calculation to perform on the data. The default is
Count, which shows the number of records selected.
show only unique records, select Count Distinct. For
example, if you want a report on the distinct number of users who have one or
more of the roles in a given list of roles. Users with more than one role
would be counted twice unless you use Count
Sum, or Count Distinct, to
show a list of fields from the selected Table. Select a
field to aggregate by from this list. For example, if you select a duration
field, such as Business duration on the Incident table,
the aggregated data is expressed in days, hours, and minutes. If you select an
integer field, such as Priority, the data is expressed
as a number.
Note: For duration values, the unit of measurement
displayed in the aggregation axis cannot be customized.