You need to have a transformation defined to build a criteria.
-
On the Create Mapping <logical model name> page,
select the required logical entity, and click the Criteria
Builder icon on the tool bar
. Alternatively, click the Entity
Transformation icon 
of the required logical entity.
-
To add a criterion to a group, hover the mouse on the parent group, and
click the Add Comparison icon
. The added criterion shows below the
group.
-
To add a child to this criteria group, click the Add
group icon
, and repeat steps 3 and 4 to build
criteria.