Oracle PL/SQL-Tipps

CREATE OR REPLACE PROCEDURE oracle_test as 
BEGIN 
DELETE FROM t WHERE id = 1; 
dbms_output.put_line('DELETES:'||SQL%ROWCOUNT); 
INSERT INTO t SELECT * FROM tt; 
dbms_output.put_line('INSERTS:'||SQL%ROWCOUNT); 
UPDATE t SET c=1; 
dbms_output.put_line('UPDATES:'||SQL%ROWCOUNT); 
END; 
/