docs: private void addReferences(SchemaObject object) {
  
          OrderedHashSet set = object.getReferences();
  
          if (set == null) {
              return;
          }
  
          for (int i = 0; i < set.size(); i++) {
              HsqlName referenced = (HsqlName) set.get(i);
  
              if (referenced.type == SchemaObject.COLUMN) {
                  referenceMap.put(referenced.parent, object.getName());
              } else {
                  referenceMap.put(referenced, object.getName());
              }
          }
      }