DECLARE
num1 NUMBER := &get_num;
BEGIN
IF num1 < 0 THEN
DBMS_OUTPUT.PUT_LINE ('The number '||num1||' is a negative number');
ELSIF num1 = 0 THEN
DBMS_OUTPUT.PUT_LINE ('The number '||num1||' is equal to zero');
ELSE
DBMS_OUTPUT.PUT_LINE ('The number '||num1||' is a positive number');
END IF;
END;
/
Sample Output:
SQL> /
Enter value for get_num: 45
old 2: num1 NUMBER := &get_num;
new 2: num1 NUMBER := 45;
The number 45 is a positive number
PL/SQL procedure successfully completed
Sample Output:
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