This method determines whether the class is an edge.
In a Graph database, certain records serve as vertices while others serve as edges connecting the vertices to each other. Both of these each have their own database classes. When a record serves as an edge it belongs either to the
E database class or to a class that extends the
Using this method, you can determine whether the given class functions as an edge on the database. To determine whether the class is a vertex, see
This method returns a
Boolean instance, where
true inidcates that the class is an edge.