Operation Details
Description: Returns a count of the number of available tasks assigned to the specified work queue. The assignee type is set to Work Queue in the SQL.
Sterotype: ns
SQL 
SELECT
  COUNT(Task.taskID)
INTO
  :numberOfItems 
FROM
  TaskAssignment,
  Task 
WHERE TaskAssignment.relatedID = :workQueueID
  AND TaskAssignment.assigneeType = 'RL23' 
  AND Task.taskID = TaskAssignment.taskID 
  AND reservedBy IS NULL