SQL> SQL> CREATE OR REPLACE PROCEDURE plsb (str IN VARCHAR2, bool IN BOOLEAN) 2 IS 3 BEGIN 4 IF bool 5 THEN 6 DBMS_OUTPUT.PUT_LINE (str || ' - TRUE'); 7 ELSIF NOT bool 8 THEN 9 DBMS_OUTPUT.PUT_LINE (str || ' - FALSE'); 10 ELSE 11 DBMS_OUTPUT.PUT_LINE (str || ' - NULL'); 12 END IF; 13 END plsb; 14 / SP2-0804: Procedure created with compilation warnings