code: private Map<JDBCStorableProperty<S>, Integer> findLobs() {
          Map<JDBCStorableProperty<S>, Integer> lobIndexMap =
              new IdentityHashMap<JDBCStorableProperty<S>, Integer>();
  
          int lobIndex = 0;
  
          for (JDBCStorableProperty<S> property : mAllProperties.values()) {
              if (isLobType(property)) {
                  lobIndexMap.put(property, lobIndex++);
              }
          }
  
          return lobIndexMap;
      }
docs: Finds all Lob properties and maps them to a zero-based index. This
  information is used to update large Lobs after an insert or update.