API Reference > imodeljs-backend > iModels > IModelImporter > importRelationship importRelationship Method Import the specified RelationshipProps (either as an insert or an update) into the target iModel. importRelationship(relationshipProps: RelationshipProps): string Parameter Type Description relationshipProps RelationshipProps Returns - string The instance Id of the inserted or updated Relationship. Defined in core/backend/src/IModelImporter.ts Line 320 Last Updated: 12 June, 2024