@LimitedPrivate(value = {"Hive"})
  @Unstable
  public synchronized SynchronizedMetaStoreClient getSynchronizedMSC() throws MetaException {
    if (syncMetaStoreClient == null) {
      syncMetaStoreClient = new SynchronizedMetaStoreClient(getMSC(true, false));
    }
    return syncMetaStoreClient;
  }
@return synchronized metastore client
@throws MetaException
ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java