if any.
 If no grouping expressions are specified, any previously 
 added grouping expressions are simply removed.
 This method only overrides the return type of the 
 corresponding <code>AbstractQuery</code> method.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="AbstractQuery.html#groupBy(java.util.List)">groupBy</a></code>&nbsp;in interface&nbsp;<code><a href="AbstractQuery.html" title="interface in jakarta.persistence.criteria">AbstractQuery</a>&lt;<a href=