public void addToSortCols(Order elem) {
    if (this.sortCols == null) {
      this.sortCols = new java.util.ArrayList<Order>();
    }
    this.sortCols.add(elem);
  }
Returns true if field bucketCols is set (has been assigned a value) and false otherwise
standalone-metastore/metastore-common/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/StorageDescriptor.java