SELECT call_queue_id,agent_id,count(*) AS count
FROM completed_calls,call_queues
WHERE (completed_calls.call_queue_id = call_queues.id and start_time >= ? and start_time <= ? and call_queues.callcenter_client_id = ? and stat$
GROUP BY call_queue_id,agent_id
ORDER BY call_queue_id,agent_id",
@sess.start_time, @sess.end_time,@sess.callcenter_client_id]