<class name="br.bean.Osm" table="osm_ordem_serv_man"> 
           
            <id name="numero" column="osm_nu_osm"/> 
         
      <many-to-one name="veiculo" class="br.bean.Veiculo" 
                insert="false" update="false"> 
                <column name="osm_cd_veiculo"/> 
               <column name="osm_cd_emp_veic"/> 
         </many-to-one> 
     ...

<class name="br.bean.Veiculo" table="vcl_veiculo">
        <!--
        <id name="codigo" column="vcl_cd_veiculo"/>
        <property name="codigoEmpresa" column="vcl_cd_empresa" />
        -->
       
        <composite-id name="compositeID" class="br.bean.VeiculoID">
             <key-many-to-one name="veiculo"
                column="vcl_cd_veiculo"
                 class="br.bean.Veiculo"/>
             <key-many-to-one name="empresa"
                 column="vcl_cd_empresa"
                 class="br.bean.Empresa"/>
        </composite-id>

Initial SessionFactory creation failed.
org.hibernate.MappingException: Foreign key (FK47AECF2FCABA5BA0:vcl_veiculo [vcl_cd_veiculo])) must have same number of columns as the referenced primary key (vcl_veiculo [vcl_cd_veiculo,vcl_cd_empresa])
Exception in thread "main" java.lang.ExceptionInInitializerError
   at br.util.HibernateUtil.<clinit>(HibernateUtil.java:32)
   at br.dao.OsmDAO.excluir(OsmDAO.java:302)
   at br.dao.OsmDAO.main(OsmDAO.java:439)
Caused by: org.hibernate.MappingException: Foreign key (FK47AECF2FCABA5BA0:vcl_veiculo [vcl_cd_veiculo])) must have same number of columns as the referenced primary key (vcl_veiculo [vcl_cd_veiculo,vcl_cd_empresa])
   at org.hibernate.mapping.ForeignKey.alignColumns(ForeignKey.java:90)
   at org.hibernate.mapping.ForeignKey.alignColumns(ForeignKey.java:73)
   at org.hibernate.cfg.Configuration.secondPassCompileForeignKeys(Configuration.java:1123)
   at org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1062)
   at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1146)
   at br.util.HibernateUtil.<clinit>(HibernateUtil.java:26)
   ... 2 more
Process exited with exit code 1.