oracle simple package

Header:
CREATE OR REPLACE
PACKAGE PA_PDB_UTIL AS

PROCEDURE P_PDB_SeekId (inId IN VARCHAR2, ret OUT integer);

END PA_PDB_UTIL;

Body:
CREATE OR REPLACE
PACKAGE BODY PA_PDB_UTIL AS

  PROCEDURE P_PDB_SeekId (inId IN VARCHAR2, ret OUT integer) AS
  BEGIN
      dbms_output.put_line ('beginn!');
      dbms_output.put_line (inPannenId);
      select count(*) into ret from test where Id=inId;
      dbms_output.put_line (ret);
      dbms_output.put_line ('End');
    NULL;
  END P_PDB_SeekId;

END PA_PDB_UTIL;

Testen mit:
set serveroutput on;  
declare ret integer;
begin
 PA_PDB_UTIL.P_PDB_SeekPannenId('test', ret);
end;