is right outer join possible to use in real time project.

A RIGHT OUTER JOIN is one of the JOIN operations that allow you to specify a JOIN clause. It preserves the unmatched rows from the second (right) table, joining them with a NULL in the shape of the first (left) table. A LEFT OUTER JOIN B is equivalent to B RIGHT OUTER JOIN A, with the columns in a different order.

 

 

Using Right Outer Join depends on the requirement. If your application needs or statisfy the above defination then use. else dont use.