Title: Many-to-Many Relationships

	

<H3><A name="Many-to-ManyRelationships-ManytoManyRelationships"></A>Many-to-Many Relationships</H3>

<P>Many-to-many relationships can be modeled in two different ways:</P>
<UL>
	<LI>By modeling a join table as an ObjEntity. This is the most trivial case but it makes traversing many-to-many relationships relatively inconvenient.</LI>
	<LI>Making join table transparent to the object model. This is achieved by using flattened relationships discussed further in this chapter.</LI>
</UL>