@HiveDecimalVersionV2
  public static HiveDecimal create(byte[] bytes) {
    HiveDecimal result = new HiveDecimal();
    if (!result.fastSetFromBytes(
        bytes, 0, bytes.length, false)) {
      return null;
    }
    return result;
  }
Create a HiveDecimal by parsing the characters in a whole byte array.

Same rules as create(String string) above.
storage-api/src/java/org/apache/hadoop/hive/common/type/HiveDecimal.java