Function buildRelationEdgeDdbKey

buildRelationEdgeDdbKey(
    entityId: string,
    relation: string,
    direction: Direction,
    otherId: string,
): RelationEdgesDdbKey
Build a DynamoDB key for a relation edge.
Parameters
- entityId: string
  Source/target entity id.
- relation: string
  Relation name.
- direction: Direction
  Traversal direction.
- otherId: string
  Opposite entity id for the edge.
Returns RelationEdgesDdbKey
Relation edge key for DynamoDB.
- Defined in api/Indexing/rel/RelationalDdb.ts:184