LessThan & operator=(const LessThan &rhs)
 
BinaryOp & operator=(const BinaryOp &rhs)
 
TE_DEFINE_VISITABLE LessThan(Expression *arg1, Expression *arg2)
Constructor. 
 
A base class for binary operations. 
 
This is an abstract class that models a query expression. 
 
Expression * clone() const 
It creates a new copy of this expression. 
 
It models the inequality operator less than (<). 
 
It models the inequality operator less than (<) - syntatic-suggar.