private void checkMmLb(Partition partition) throws HiveException {
    if (!partition.isStoredAsSubDirectories()) {
      return;
    }
    throw new HiveException("Converting list bucketed tables stored as subdirectories "
        + " to MM is not supported. Please re-create a table in the desired format.");
  }
Operation process of setting properties of a table.
ql/src/java/org/apache/hadoop/hive/ql/ddl/table/misc/properties/AlterTableSetPropertiesOperation.java