Entity Type OData element. A uniquely identifiable OData element that is used to describe the structure of data in the Entity Data Model and can include a key that consists of one or more references to structural properties.

Complex Type OData element. A structural type OData element consisting of a list of properties but with no key, used to represent entities in the OData service.

External Entity Type OData element. External entity types are entity types available through an external source provider. For example, if you choose to use webMethods Adapter for JDBC as your external source provider or source type, you can use Database Tables as entity types to create your entities.

Simple OData property. An OData element property that can contain primitive data (such as a string, an integer, or a Boolean value) that is declared as part of the definition of an OData element.

Complex OData property. An OData element property that can contain structured data such as a Complex Type.

Key OData property. Each Entity Type should have at least one Key property.

Single OData association. An OData association that represents a unidirectional relationship between two entity types.

Bidirectional OData association. An OData association that represents a bidirectional relationship between two entity types.

Navigation property. An OData element that defines the relationship between two Entity Types.

Sync OData property. An OData property that allows you to edit the external entities in an OData service.