code: public void addIDValueColumn(TableDefinition tableDef, String objID) {
          addColumn(SpiderService.objectsStoreName(tableDef), objID, CommonDefs.ID_FIELD, Utils.toBytes(objID));
      }
docs: Similar to {@link #addScalarValueColumn(DBObject, String, String)} but specialized
  for the _ID field. Adds the _ID column for the object's primary store.
  
  @param tableDef  {@link TableDefinition} of owning table.
  @param objID     ID of object whose _ID value to set.
  @see             #addScalarValueColumn(DBObject, String, String)