decimalHolder.scale = valueMajorType.getScale();
decimalHolder.precision = valueMajorType.getPrecision();
mapWriter.decimal9(MappifyUtility.fieldValue).write(decimalHolder);
break;
case DECIMAL18:
Decimal18Holder decimal18Holder = new Decimal18Holder();
decimal18Holder.value = fieldReader.readBigDecimal().longValue();
decimal18Holder.scale = valueMajorType.getScale();
decimal18Holder.precision = valueMajorType.getPrecision();
mapWriter.decimal18(MappifyUtility.fieldValue).write(decimal18Holder);
break;