@Override
  public void setDatabaseAndDataRegionId(String database, String dataRegionId) {
    this.database = database;
    this.dataRegionId = dataRegionId;
  }
Notice: this method is concurrent unsafe.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/memtable/AbstractMemTable.java