Examples with LongColumnVector org.apache.hadoop.hive.ql.exec.vector.LongColumnVector used on opensource projects

Example 46 with LongColumnVector

use of org.apache.hadoop.hive.ql.exec.vector.LongColumnVector in project hive by apache.

the class TestVectorArithmeticExpressions method testLongColAddLongScalarWithNulls.

@Test
public void testLongColAddLongScalarWithNulls() {
    VectorizedRowBatch batch = getVectorizedRowBatchSingleLongVector(VectorizedRowBatch.DEFAULT_SIZE);
    LongColumnVector lcv = (LongColumnVector) batch.cols[0];
    LongColumnVector lcvOut = (LongColumnVector) batch.cols[1];
    TestVectorizedRowBatch.addRandomNulls(lcv);
    LongColAddLongScalar expr = new LongColAddLongScalar(0, 23, 1);
    expr.evaluate(batch);
    // verify
    for (int i = 0; i < VectorizedRowBatch.DEFAULT_SIZE; i++) {
        if (!lcv.isNull[i]) {
            Assert.assertEquals(i * 37 + 23, lcvOut.vector[i]);
        } else {
            Assert.assertTrue(lcvOut.isNull[i]);
        }
    }
    Assert.assertFalse(lcvOut.noNulls);
    Assert.assertFalse(lcvOut.isRepeating);
    verifyLongNullDataVectorEntries(lcvOut, batch.selected, batch.selectedInUse, batch.size);
}

Example 47 with LongColumnVector

use of org.apache.hadoop.hive.ql.exec.vector.LongColumnVector in project hive by apache.

the class TestDecimalUtil method testSign.

@Test
public void testSign() {
    LongColumnVector lcv = new LongColumnVector(4);
    HiveDecimal d1 = HiveDecimal.create("19.56778");
    DecimalUtil.sign(0, d1, lcv);
    Assert.assertEquals(1, lcv.vector[0]);
    HiveDecimal d2 = HiveDecimal.create("-25.34567");
    DecimalUtil.sign(0, d2, lcv);
    Assert.assertEquals(-1, lcv.vector[0]);
    HiveDecimal d3 = HiveDecimal.create("0.00000");
    Assert.assertEquals(0, d3.scale());
    DecimalUtil.sign(0, d3, lcv);
    Assert.assertEquals(0, lcv.vector[0]);
}

Example 48 with LongColumnVector

use of org.apache.hadoop.hive.ql.exec.vector.LongColumnVector in project hive by apache.

the class TestVectorArithmeticExpressions method getVectorizedRowBatchSingleLongVector.

private VectorizedRowBatch getVectorizedRowBatchSingleLongVector(int size) {
    VectorizedRowBatch vrg = new VectorizedRowBatch(2, size);
    LongColumnVector lcv = new LongColumnVector(size);
    for (int i = 0; i < size; i++) {
        lcv.vector[i] = i * 37;
    }
    vrg.cols[0] = lcv;
    vrg.cols[1] = new LongColumnVector(size);
    vrg.size = size;
    return vrg;
}

Example 49 with LongColumnVector

use of org.apache.hadoop.hive.ql.exec.vector.LongColumnVector in project hive by apache.

the class FakeVectorRowBatchFromRepeats method produceNextBatch.

@Override
public VectorizedRowBatch produceNextBatch() {
    vrg.size = 0;
    vrg.selectedInUse = false;
    if (count > 0) {
        vrg.size = batchSize < count ? batchSize : count;
        count -= vrg.size;
        for (int i = 0; i < numCols; ++i) {
            LongColumnVector col = (LongColumnVector) vrg.cols[i];
            col.isRepeating = true;
            Long value = values[i];
            if (value == null) {
                col.isNull[0] = true;
                col.noNulls = false;
            } else {
                col.noNulls = true;
                col.vector[0] = value;
            }
        }
    }
    return vrg;
}

Example 50 with LongColumnVector

use of org.apache.hadoop.hive.ql.exec.vector.LongColumnVector in project hive by apache.

the class VectorizedRowGroupGenUtil method generateLongColumnVector.

public static LongColumnVector generateLongColumnVector(boolean nulls, boolean repeating, int size, Random rand) {
    LongColumnVector lcv = new LongColumnVector(size);
    lcv.noNulls = !nulls;
    lcv.isRepeating = repeating;
    long repeatingValue;
    do {
        repeatingValue = rand.nextLong();
    } while (repeatingValue == 0);
    int nullFrequency = generateNullFrequency(rand);
    for (int i = 0; i < size; i++) {
        if (nulls && (repeating || i % nullFrequency == 0)) {
            lcv.isNull[i] = true;
            lcv.vector[i] = LONG_VECTOR_NULL_VALUE;
        } else {
            lcv.isNull[i] = false;
            lcv.vector[i] = repeating ? repeatingValue : rand.nextLong();
            if (lcv.vector[i] == 0) {
                i--;
            }
        }
    }
    return lcv;
}