Question - What is a collect statement? How is it different from append?
Answer -
APPEND :
IT IS USED TO GET THE RECORD FROM THE INTERNAL TABLE HEADER TO THE BODY AREA
IT ALLOWS DUPLICATION
COLLECT:
IT IS USED TO A GET A RECORD FROM HEADER TO THE BODY AREA BUT IT WILL NOT ALLOW ANY DUPLICATION EXCEPT IF THERE IS ANY NUMERIC FIELS IT ADDS THAT FIELDS DATA BUT NOT AS A NEW RECOR