Operation Details
Description: Reads the minimum start date and maximum end date from a list of positions associated with a slot.
Sterotype: ns
SQL 
SELECT 
 MIN(fromDate) ,
 MAX(toDate)
INTO 
 :fromDate,
 :toDate 
FROM 
 PositionSlotAvailability 
WHERE 
 slotID = :slotID 
AND 
 recordStatus = :recordStatus