addRelation method
Add multiple objets
to a relation associated with a given key
Implementation
void addRelation(String key, List<ParseObject> objets) {
set(key, _ParseAddRelationOperation(objets.toSet()));
}
Add multiple objets
to a relation associated with a given key
void addRelation(String key, List<ParseObject> objets) {
set(key, _ParseAddRelationOperation(objets.toSet()));
}