Examples of HiveDecimalWritable

org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

  @Test
  public void testLongPowerDecimal() throws HiveException {
    GenericUDFPower udf = new GenericUDFPower();


    LongWritable left = new LongWritable(10);
    HiveDecimalWritable right = new HiveDecimalWritable(HiveDecimal.create("3.14"));
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableLongObjectInspector,
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(9, 4))
    };
    DeferredObject[] args = {

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

  @Test
  public void testDoulePowerDecimal() throws HiveException {
    GenericUDFPower udf = new GenericUDFPower();


    DoubleWritable left = new DoubleWritable(-4.52);
    HiveDecimalWritable right = new HiveDecimalWritable(HiveDecimal.create("3"));
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.writableDoubleObjectInspector,
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(5, 2))
    };
    DeferredObject[] args = {

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable


  @Test
  public void testDecimalPowerDecimal() throws HiveException {
    GenericUDFPower udf = new GenericUDFPower();


    HiveDecimalWritable left = new HiveDecimalWritable(HiveDecimal.create("14.5"));
    HiveDecimalWritable right = new HiveDecimalWritable(HiveDecimal.create("-3.2"));
    ObjectInspector[] inputOIs = {
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(3, 1)),
        PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(TypeInfoFactory.getDecimalTypeInfo(5, 2))
    };
    DeferredObject[] args = {

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

    }


    @Override
    Object next(Object previous) throws IOException {
      super.next(previous);
      HiveDecimalWritable result = null;
      if (valuePresent) {
        if (previous == null) {
          result = new HiveDecimalWritable();
        } else {
          result = (HiveDecimalWritable) previous;
        }
        result.set(HiveDecimal.create(SerializationUtils.readBigInteger(valueStream),
            (int) scaleStream.next()));
        return HiveDecimalUtils.enforcePrecisionScale(result, precision, scale);
      }
      return null;
    }

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

      HiveDecimal hdLeft = PrimitiveObjectInspectorUtils.getHiveDecimal(left, leftOI);
      HiveDecimal hdRight = PrimitiveObjectInspectorUtils.getHiveDecimal(right, rightOI);
      if (hdLeft == null || hdRight == null) {
        return null;
      }
      HiveDecimalWritable result = evaluate(hdLeft, hdRight);
      return resultOI.getPrimitiveWritableObject(result);
    }


    left = converterLeft.convert(left);
    if (left == null) {

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable


    @Override
    public ObjectInspector init(Mode m, ObjectInspector[] parameters) throws HiveException {
      assert (parameters.length == 1);
      super.init(m, parameters);
      result = new HiveDecimalWritable(HiveDecimal.ZERO);
      inputOI = (PrimitiveObjectInspector) parameters[0];
      // The output precision is 10 greater than the input which should cover at least
      // 10b rows. The scale is the same as the input.
      DecimalTypeInfo outputTypeInfo = null;
      if (mode == Mode.PARTIAL1 || mode == Mode.COMPLETE) {

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

    }


    @Override
    protected void doTerminatePartial(AverageAggregationBuffer<HiveDecimal> aggregation) {
      if(partialResult[1] == null && aggregation.sum != null) {
        partialResult[1] = new HiveDecimalWritable(HiveDecimal.ZERO);
      }
      ((LongWritable) partialResult[0]).set(aggregation.count);
      if (aggregation.sum != null) {
        ((HiveDecimalWritable) partialResult[1]).set(aggregation.sum);
      } else {

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

    @Override
    protected Object doTerminate(AverageAggregationBuffer<HiveDecimal> aggregation) {
      if(aggregation.count == 0 || aggregation.sum == null) {
        return null;
      } else {
        HiveDecimalWritable result = new HiveDecimalWritable(HiveDecimal.ZERO);
        result.set(aggregation.sum.divide(HiveDecimal.create(aggregation.count)));
        return result;
      }
    }

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable


    switch (inputType) {
    case VOID:
      return null;
    case DECIMAL:
      HiveDecimalWritable decimalWritable = (HiveDecimalWritable) inputOI.getPrimitiveWritableObject(input);
      HiveDecimal dec = RoundUtils.round(decimalWritable.getHiveDecimal(), scale);
      if (dec == null) {
        return null;
      }
      return new HiveDecimalWritable(dec);
    case BYTE:
      ByteWritable byteWritable = (ByteWritable)inputOI.getPrimitiveWritableObject(input);
      if (scale >= 0) {
        return byteWritable;
      } else {

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Examples of org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

        fname.add("BitVector");
        fname.add("NumBitVectors");


        partialResult = new Object[6];
        partialResult[0] = new Text();
        partialResult[1] = new HiveDecimalWritable(HiveDecimal.create(0));
        partialResult[2] = new HiveDecimalWritable(HiveDecimal.create(0));
        partialResult[3] = new LongWritable(0);
        partialResult[4] = new Text();
        partialResult[5] = new IntWritable(0);


        return ObjectInspectorFactory.getStandardStructObjectInspector(fname,
            foi);
      } else {
        List<ObjectInspector> foi = new ArrayList<ObjectInspector>();
        foi.add(PrimitiveObjectInspectorFactory.writableStringObjectInspector);
        foi.add(PrimitiveObjectInspectorFactory.writableHiveDecimalObjectInspector);
        foi.add(PrimitiveObjectInspectorFactory.writableHiveDecimalObjectInspector);
        foi.add(PrimitiveObjectInspectorFactory.writableLongObjectInspector);
        foi.add(PrimitiveObjectInspectorFactory.writableLongObjectInspector);


        List<String> fname = new ArrayList<String>();
        fname.add("ColumnType");
        fname.add("Min");
        fname.add("Max");
        fname.add("CountNulls");
        fname.add("NumDistinctValues");


        result = new Object[5];
        result[0] = new Text();
        result[1] = new HiveDecimalWritable(HiveDecimal.create(0));
        result[2] = new HiveDecimalWritable(HiveDecimal.create(0));
        result[3] = new LongWritable(0);
        result[4] = new LongWritable(0);


        return ObjectInspectorFactory.getStandardStructObjectInspector(fname,
            foi);

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