# Uses of Interface
org.apache.cayenne.map.event.DbRelationshipListener

Packages that use DbRelationshipListener
Package
Description
org.apache.cayenne.map
Contains O/R mapping classes that store relational database metadata information and map it to Java classes.

- ## Uses of DbRelationshipListener in org.apache.cayenne.map

  Classes in org.apache.cayenne.map that implement DbRelationshipListener
  Modifier and Type
  Class
  Description
  `class`
  `DbEntity`
  A DbEntity is a mapping descriptor that defines a structure of a database table.