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Background documentation Metadata Retrieval  Locate the document in its SAP Library structure

The metadata retrieval extends the JCA 1.0 standard. It may include functions, objects, and/or relations.

Metadata type

Description

Business Objects Group

Namespace entities that have nested groups or objects.

Business Object

Represents the business object of the back-end application. It is a combination of methods, attributes and relations.

Attributes

Composite elements of business objects of a certain type. It can also provide information on indices to prevent time consuming queries.

Methods

Methods are independent of any business object or group. It is a list of all functions existing in the application. Operative elements of objects and groups behave in the same manner as predefined application functions.

Relations

Relations are elements describing the connections between different entities in an application.

Relations are possible between business objects, attributes, or a group of attributes.

All relations are one-directional; a bi-directional relation is a particular case in which one-directional relations between the entities already exist.

Relations are presented to the user of the connector as string object.

There are following relation types:

·         Not editable

The application does not permit to add or extend the relation.

·         Editable - Default Implementation.

Obj1.AttrX = Obj2.AttrY

·         Editable - Custom Implementation

When a relation is represented by a function call or some other connector-specific logic.

 

 

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