SQL>
SQL> CREATE OR REPLACE PACKAGE SimplePkg AS
2 v_GlobalVar NUMBER := 1;
3 PROCEDURE UpdateVar;
4 END SimplePkg;
5 /
Package created.
SQL>
SQL> CREATE OR REPLACE PACKAGE BODY SimplePkg AS
2 PROCEDURE UpdateVar IS
3 BEGIN
4 v_GlobalVar := 7;
5 END UpdateVar;
6 END SimplePkg;
7 /
Package body created.
SQL>
SQL>