@Override
  public int hashCode() {
    int hashCode = 1;

    hashCode = hashCode * 8191 + ((isSetCat_name()) ? 131071 : 524287);
    if (isSetCat_name())
      hashCode = hashCode * 8191 + cat_name.hashCode();

    hashCode = hashCode * 8191 + ((isSetDb_name()) ? 131071 : 524287);
    if (isSetDb_name())
      hashCode = hashCode * 8191 + db_name.hashCode();

    hashCode = hashCode * 8191 + ((isSetTbl_name()) ? 131071 : 524287);
    if (isSetTbl_name())
      hashCode = hashCode * 8191 + tbl_name.hashCode();

    hashCode = hashCode * 8191 + ((isSetPart_names()) ? 131071 : 524287);
    if (isSetPart_names())
      hashCode = hashCode * 8191 + part_names.hashCode();

    hashCode = hashCode * 8191 + ((isSetCol_names()) ? 131071 : 524287);
    if (isSetCol_names())
      hashCode = hashCode * 8191 + col_names.hashCode();

    hashCode = hashCode * 8191 + ((isSetEngine()) ? 131071 : 524287);
    if (isSetEngine())
      hashCode = hashCode * 8191 + engine.hashCode();

    hashCode = hashCode * 8191 + ((isSetTableLevel()) ? 131071 : 524287);
    if (isSetTableLevel())
      hashCode = hashCode * 8191 + ((tableLevel) ? 131071 : 524287);

    return hashCode;
  }
Returns true if field corresponding to fieldID 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/DeleteColumnStatisticsRequest.java