public static boolean fastIsValid(FastHiveDecimal fastDec) {
    return fastIsValid(
        fastDec.fastSignum, fastDec.fast0, fastDec.fast1, fastDec.fast2,
        fastDec.fastIntegerDigitCount, fastDec.fastScale);
  }
*********************************************************************************************
  // Decimal Division / Remainder.

  /**
EXPERMIMENTAL: Division when divisor fits in a single decimal longword.

@return  remainderSubexpr2
storage-api/src/java/org/apache/hadoop/hive/common/type/FastHiveDecimalImpl.java