Consulta (query) numa coleção (collection)

<hibernate-mapping>

  <class name="Teste" table="teste">

    <id name="id" type="java.lang.Integer">
      <generator class="native"/>
    </id>

    <set name="itens" table="teste_itens">
      <key column="id_teste" />
      <element column="item" type="java.lang.String"/>
    </set>

  </class>

</hibernate-mapping>

from Teste where itens = 'Teste'