docs: public void loadCatalog(long timestamp, String serializedCatalog) {
          try {
              setupProcedure(null);
              m_fragmentContext = FragmentContext.CATALOG_LOAD;
              coreLoadCatalog(timestamp, getStringBytes(serializedCatalog));
          }
          finally {
              m_fragmentContext = FragmentContext.UNKNOWN;
          }
      }