27 #include "../../datatype/DateTime.h" 
A class that models a literal for Date and Time values. 
 
Expression * clone() const 
It creates a new copy of this expression. 
 
~LiteralDateTime()
Destructor. 
 
TE_DEFINE_VISITABLE LiteralDateTime(te::dt::DateTime *d)
Constructor. 
 
Literal & operator=(const Literal &rhs)
 
LiteralDateTime & operator=(const LiteralDateTime &rhs)
 
This class models a literal value. 
 
This is an abstract class that models a query expression. 
 
A class that models a literal for Date and Time values.