Examine the following code that you plan to execute:
What correction should be performed in the above code?
A. The PROC2 procedure code should be defined in the package body.
B. The PROC3 procedure should be declared in the package specification.
C. The PROC3 procedure header should be declared at the beginning of the package body.
D. The variable x must be declared in the package body and removed from the specification,
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Agree with everyone – correct answer is A.
Got same errors:
CREATE OR REPLACE PACKAGE p1 IS
x NUMBER;
PROCEDURE proc1;
PROCEDURE proc2;
END p1;
/
CREATE OR REPLACE PACKAGE BODY p1 IS
PROCEDURE proc1 IS
BEGIN
x := 1;
END;
PROCEDURE proc3 IS
BEGIN
DBMS_OUTPUT.PUT_LINE(x);
END proc3;
END p1;
/
LINE/COL ERROR
——– —————————————————————–
4/11 PLS-00323: subprogram or cursor ‘PROC2’ is declared in a package
specification and must be defined in the package body
Errors: PACKAGE BODY P1
Line/Col: 4/15 PLS-00323: subprogram or cursor ‘PROC2’ is declared in a package specification and must be defined in the package body
‘A’ correct answer
CREATE OR REPLACE PACKAGE p1 IS
x NUMBER;
PROCEDURE proc1;
PROCEDURE proc2;
END p1;
CREATE OR REPLACE PACKAGE BODY p1 IS
PROCEDURE proc1 IS
BEGIN
x := 1;
END;
PROCEDURE proc3 IS
BEGIN
DBMS_OUTPUT.PUT_LINE(x);
END proc3;
END p1;
–Errors: check compiler log
–CORRECT AS ANSWER A
CREATE OR REPLACE PACKAGE p1 IS
x NUMBER;
PROCEDURE proc1;
PROCEDURE proc2;
— PROCEDURE proc3;
END p1;
–Package P1 compiled
CREATE OR REPLACE PACKAGE BODY p1 IS
PROCEDURE proc1 IS
BEGIN
x := 1;
END;
–/*
PROCEDURE proc2 IS –ANSWER A
BEGIN
DBMS_OUTPUT.PUT_LINE(‘proc2’);
END proc2;
–*/
PROCEDURE proc3 IS
BEGIN
DBMS_OUTPUT.PUT_LINE(x);
END proc3;
END p1;
–Package body P1 compiled
EXEC p1.proc1;
–PL/SQL procedure successfully completed.
EXEC p1.proc2;
–PL/SQL procedure successfully completed.
EXEC p1.proc3;
— PLS-00302: component ‘PROC3’ must be declared (…)