BinaryFunction & operator=(const BinaryFunction &rhs)
Expression * clone() const
It creates a new copy of this expression.
ST_Contains & operator=(const ST_Contains &rhs)
TE_DEFINE_VISITABLE ST_Contains(Expression *arg1, Expression *arg2)
Constructor.
This is an abstract class that models a query expression.
Spatial contains operation.
Spatial contains operator.
A base class for binary functions.