Operation Details
Description: Returns the minimum actual start and expected start date and the max actual and expected end date for all sub goals of this planned group.
Sterotype: ns
SQL 
SELECT
  MIN(actualStartDate),
  MAX(actualEndDate),
  MIN(expectedStartDate),
  MAX(expectedEndDate)
INTO
  :actualStartDate,
  :actualEndDate,
  :expectedStartDate,
  :expectedEndDate 
FROM
  PlannedSubGoal 
WHERE PlannedSubGoal.plannedGroupID = :plannedGroupID