li>
<li class="circle">hydra.pg.query.<a href="UnaryExpression.html" title="class in hydra.pg.query"><span class="typeNameLink">UnaryExpression</span></a> (implements java.io.Serializable)</li>
<li class="circle">hydra.pg.query.<a href="UnaryOperator.html" title="class in hydra.pg.query"><span class="typeNameLink">UnaryOperator</span></a> (implements java.io.Serializable)
<ul>
<li class="circle">hydra.pg.query.<a href="UnaryOperator.Negate.html" title="class in hydra.pg.query"><span class="typeNameLink">Una