When an EDC Datasource has been added to the Vocabulary, its Association properties for database interaction are displayed.

Note: The basic and document mapping Association properties are discussed in Add and edit association nodes and their properties
Table 1. Enterprise Data Connector (EDC) Attribute Properties
Property Description Applicability
Join Expression Expression that defines the relationships between foreign key columns in the database Required for all database-mapped associations. Inferred in most instances from database metadata (exceptions: unary associations and certain many-to-many associations).