25. How do you invoke Stored Procedures

<sql-query name="selectAllEmployees_SP" callable="true">
<return alias="emp" class="employee">
<return-property name="empid" column="EMP_ID"/>

<return-property name="name" column="EMP_NAME"/>
<return-property name="address" column="EMP_ADDRESS"/>
{ ? = call selectAllEmployees() }
</return>
</sql-query>