@HiveDecimalVersionV1
  public static HiveDecimal create(BigDecimal bigDecimal, boolean allowRounding) {
    HiveDecimal result = new HiveDecimal();
    if (!result.fastSetFromBigDecimal(
        bigDecimal, allowRounding)) {
      return null;
    }
    return result;
  }
Same as the above create method, except fractional digit rounding can be turned off.
@param bigDecimal the value to set
@param allowRounding  True requires all of the bigDecimal value be converted to the decimal
                      without loss of precision.
@return
storage-api/src/java/org/apache/hadoop/hive/common/type/HiveDecimal.java