Package org.apache.hadoop.hive.common.type

Examples of org.apache.hadoop.hive.common.type.HiveDecimal.compareTo()

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        HiveDecimalObjectInspector boi = (HiveDecimalObjectInspector) poi;
        HiveDecimal dec = boi.getPrimitiveJavaObject(o);

        // get the sign of the big decimal
        int sign = dec.compareTo(HiveDecimal.ZERO);

    // we'll encode the absolute value (sign is separate)
    dec = dec.abs();

    // get the scale factor to turn big decimal into a decimal < 1
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          try {

            HiveDecimal v = PrimitiveObjectInspectorUtils.getHiveDecimal(p, inputOI);

            //Update min counter if new value is less than min seen so far
            if (v.compareTo(myagg.min) < 0) {
              myagg.min = v;
            }

            //Update max counter if new value is greater than max seen so far
            if (v.compareTo(myagg.max) > 0) {
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            if (v.compareTo(myagg.min) < 0) {
              myagg.min = v;
            }

            //Update max counter if new value is greater than max seen so far
            if (v.compareTo(myagg.max) > 0) {
              myagg.max = v;
            }

            // Add value to NumDistinctValue Estimator
            myagg.numDV.addToEstimator(v);
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        HiveDecimalObjectInspector boi = (HiveDecimalObjectInspector) poi;
        HiveDecimal dec = boi.getPrimitiveJavaObject(o);

        // get the sign of the big decimal
        int sign = dec.compareTo(HiveDecimal.ZERO);

        // we'll encode the absolute value (sign is separate)
        dec = dec.abs();

        // get the scale factor to turn big decimal into a decimal < 1
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    HiveDecimal d4 = HiveDecimal.create("-17.23400");
    Assert.assertEquals(3, d4.scale());
    HiveDecimal expected4 = HiveDecimal.create("-17.234");
    DecimalUtil.round(0, d4, dcv);
    Assert.assertEquals(0, expected4.compareTo(dcv.vector[0].getHiveDecimal()));

    HiveDecimal d5 = HiveDecimal.create("19.36748");
    HiveDecimal expected5 = HiveDecimal.create("19.367");
    DecimalUtil.round(0, d5, dcv);
    Assert.assertEquals(0, expected5.compareTo(dcv.vector[0].getHiveDecimal()));
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    Assert.assertEquals(0, expected4.compareTo(dcv.vector[0].getHiveDecimal()));

    HiveDecimal d5 = HiveDecimal.create("19.36748");
    HiveDecimal expected5 = HiveDecimal.create("19.367");
    DecimalUtil.round(0, d5, dcv);
    Assert.assertEquals(0, expected5.compareTo(dcv.vector[0].getHiveDecimal()));

    HiveDecimal d6 = HiveDecimal.create("-25.54537");
    HiveDecimal expected6 = HiveDecimal.create("-25.545");
    DecimalUtil.round(0, d6, dcv);
    Assert.assertEquals(0, expected6.compareTo(dcv.vector[0].getHiveDecimal()));
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    Assert.assertEquals(0, expected5.compareTo(dcv.vector[0].getHiveDecimal()));

    HiveDecimal d6 = HiveDecimal.create("-25.54537");
    HiveDecimal expected6 = HiveDecimal.create("-25.545");
    DecimalUtil.round(0, d6, dcv);
    Assert.assertEquals(0, expected6.compareTo(dcv.vector[0].getHiveDecimal()));
  }

  @Test
  public void testNegate() {
    DecimalColumnVector dcv = new DecimalColumnVector(4 ,20, 13);
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  public void testNegate() {
    DecimalColumnVector dcv = new DecimalColumnVector(4 ,20, 13);
    HiveDecimal d1 = HiveDecimal.create("19.56778");
    HiveDecimal expected1 = HiveDecimal.create("-19.56778");
    DecimalUtil.negate(0, d1, dcv);
    Assert.assertEquals(0, expected1.compareTo(dcv.vector[0].getHiveDecimal()));

    HiveDecimal d2 = HiveDecimal.create("-25.34567");
    HiveDecimal expected2 = HiveDecimal.create("25.34567");
    DecimalUtil.negate(0, d2, dcv);
    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0].getHiveDecimal()));
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    Assert.assertEquals(0, expected1.compareTo(dcv.vector[0].getHiveDecimal()));

    HiveDecimal d2 = HiveDecimal.create("-25.34567");
    HiveDecimal expected2 = HiveDecimal.create("25.34567");
    DecimalUtil.negate(0, d2, dcv);
    Assert.assertEquals(0, expected2.compareTo(dcv.vector[0].getHiveDecimal()));

    // As of HIVE-8745, these decimal values should be trimmed of trailing zeros.
    HiveDecimal d3 = HiveDecimal.create("0.00000");
    Assert.assertEquals(0, d3.scale());
    HiveDecimal expected3 = HiveDecimal.create("0");
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    // As of HIVE-8745, these decimal values should be trimmed of trailing zeros.
    HiveDecimal d3 = HiveDecimal.create("0.00000");
    Assert.assertEquals(0, d3.scale());
    HiveDecimal expected3 = HiveDecimal.create("0");
    DecimalUtil.negate(0, d3, dcv);
    Assert.assertEquals(0, expected3.compareTo(dcv.vector[0].getHiveDecimal()));
  }

  @Test
  public void testSign() {
    LongColumnVector lcv = new LongColumnVector(4);
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