in the query result.
 Replaces the previously specified selection(s), if any.

 <p> The type of the result of the query execution depends on the specification
 of the type of the criteria query object created as well as the arguments
 to the <code>multiselect</code> method.

 <p> An argument to the multiselect method must not be a tuple- or array-valued
 compound selection item.

 <p>The semantics of this method are as follows: 
 <ul> 
 <li> 
 If the type of the criteria query is <code>CriteriaQuery&lt;Tupl