RecordRelation - Properties and Relationships — DDI 4.0 dev documentation

# RecordRelation - Properties and Relationships

## Properties

Name | Type | Cardinality
--- | --- | ---
correspondence | InstanceVariableValueMap | 0..n
displayLabel | LabelForDisplay | 0..n
purpose | InternationalStructuredString | 0..1
usage | InternationalStructuredString | 0..1

### correspondence

Correspondences between Instance Variables of different Logical Record Layout.

### displayLabel

A display label for the CollectionCorrespondence. May be expressed in multiple languages. Repeat for labels with different content, for example, labels with differing length limitations.

### purpose

Explanation of the intent of some decision or object. Supports the use of multiple languages and structured text.

### usage

Explanation of the ways in which some decision or object is employed. Supports the use of multiple languages and structured text.

## Relationships

Name | Type | Cardinality
--- | --- | ---
maps | UnitDataRecord | 0..n
realizes | Comparison | 0..n

### maps

Map related record types, which are Collections of Instance Variables. Realization of structures in Symmetric Relation.

### realizes

Collection class realized by this class