Expression * clone() const
It creates a new copy of this expression.
BinaryOp & operator=(const BinaryOp &rhs)
This is an abstract class that models a query expression.
Boolean logic operator: OR - syntatic-suggar.
Or & operator=(const Or &rhs)
TE_DEFINE_VISITABLE Or(Expression *arg1, Expression *arg2)
Constructor.
A base class for binary operations.