Examples with VectorWrapper org.apache.drill.exec.record.VectorWrapper used on opensource projects

Example 6 with VectorWrapper

use of org.apache.drill.exec.record.VectorWrapper in project drill by apache.

the class TestReverseImplicitCast method twoWayCast.

@Test
public void twoWayCast(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable {
    // Function checks for casting from Float, Double to Decimal data types
    try (RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
        Drillbit bit = new Drillbit(CONFIG, serviceSet);
        DrillClient client = new DrillClient(CONFIG, serviceSet.getCoordinator())) {
        // run query.
        bit.run();
        client.connect();
        List<QueryDataBatch> results = client.runQuery(org.apache.drill.exec.proto.UserBitShared.QueryType.PHYSICAL, Files.toString(FileUtils.getResourceAsFile("/functions/cast/two_way_implicit_cast.json"), Charsets.UTF_8));
        RecordBatchLoader batchLoader = new RecordBatchLoader(bit.getContext().getAllocator());
        QueryDataBatch batch = results.get(0);
        assertTrue(batchLoader.load(batch.getHeader().getDef(), batch.getData()));
        Iterator<VectorWrapper<?>> itr = batchLoader.iterator();
        ValueVector.Accessor intAccessor1 = itr.next().getValueVector().getAccessor();
        ValueVector.Accessor varcharAccessor1 = itr.next().getValueVector().getAccessor();
        for (int i = 0; i < intAccessor1.getValueCount(); i++) {
            System.out.println(intAccessor1.getObject(i));
            assertEquals(intAccessor1.getObject(i), 10);
            System.out.println(varcharAccessor1.getObject(i));
            assertEquals(varcharAccessor1.getObject(i).toString(), "101");
        }
        batchLoader.clear();
        for (QueryDataBatch result : results) {
            result.release();
        }
    }
}

Example 7 with VectorWrapper

use of org.apache.drill.exec.record.VectorWrapper in project drill by apache.

the class TestDecimal method testSimpleDecimal.

@Test
public void testSimpleDecimal() throws Exception {
    /* Function checks casting from VarChar to Decimal9, Decimal18 and vice versa
         * Also tests instances where the scale might have to truncated when scale provided < input fraction
         */
    try (RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
        Drillbit bit = new Drillbit(CONFIG, serviceSet);
        DrillClient client = new DrillClient(CONFIG, serviceSet.getCoordinator())) {
        // run query.
        bit.run();
        client.connect();
        List<QueryDataBatch> results = client.runQuery(org.apache.drill.exec.proto.UserBitShared.QueryType.PHYSICAL, Files.toString(FileUtils.getResourceAsFile("/decimal/cast_simple_decimal.json"), Charsets.UTF_8).replace("#{TEST_FILE}", "/input_simple_decimal.json"));
        RecordBatchLoader batchLoader = new RecordBatchLoader(bit.getContext().getAllocator());
        QueryDataBatch batch = results.get(0);
        assertTrue(batchLoader.load(batch.getHeader().getDef(), batch.getData()));
        String[] decimal9Output = { "99.0000", "11.1235", "0.1000", "-0.1200", "-123.1234", "-1.0001" };
        String[] decimal18Output = { "123456789.000000000", "11.123456789", "0.100000000", "-0.100400000", "-987654321.123456789", "-2.030100000" };
        Iterator<VectorWrapper<?>> itr = batchLoader.iterator();
        // Check the output of decimal9
        ValueVector.Accessor dec9Accessor = itr.next().getValueVector().getAccessor();
        ValueVector.Accessor dec18Accessor = itr.next().getValueVector().getAccessor();
        for (int i = 0; i < dec9Accessor.getValueCount(); i++) {
            assertEquals(dec9Accessor.getObject(i).toString(), decimal9Output[i]);
            assertEquals(dec18Accessor.getObject(i).toString(), decimal18Output[i]);
        }
        assertEquals(6, dec9Accessor.getValueCount());
        assertEquals(6, dec18Accessor.getValueCount());
        batchLoader.clear();
        for (QueryDataBatch result : results) {
            result.release();
        }
    }
}

Example 8 with VectorWrapper

use of org.apache.drill.exec.record.VectorWrapper in project drill by apache.

the class TestDecimal method testSimpleDecimalMathFunc.

@Test
public void testSimpleDecimalMathFunc() throws Exception {
    try (RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
        Drillbit bit = new Drillbit(CONFIG, serviceSet);
        DrillClient client = new DrillClient(CONFIG, serviceSet.getCoordinator())) {
        // run query.
        bit.run();
        client.connect();
        List<QueryDataBatch> results = client.runQuery(org.apache.drill.exec.proto.UserBitShared.QueryType.PHYSICAL, Files.toString(FileUtils.getResourceAsFile("/decimal/simple_decimal_math.json"), Charsets.UTF_8).replace("#{TEST_FILE}", "/input_simple_decimal.json"));
        RecordBatchLoader batchLoader = new RecordBatchLoader(bit.getContext().getAllocator());
        QueryDataBatch batch = results.get(0);
        assertTrue(batchLoader.load(batch.getHeader().getDef(), batch.getData()));
        Iterator<VectorWrapper<?>> itr = batchLoader.iterator();
        // Check the output of decimal18
        ValueVector.Accessor dec18Accessor = itr.next().getValueVector().getAccessor();
        assertEquals(6, dec18Accessor.getValueCount());
        batchLoader.clear();
        for (QueryDataBatch result : results) {
            result.release();
        }
    }
}

Example 9 with VectorWrapper

use of org.apache.drill.exec.record.VectorWrapper in project drill by apache.

the class TestParquetPhysicalPlan method testParseParquetPhysicalPlan.

@Test
@Ignore
public void testParseParquetPhysicalPlan() throws Exception {
    RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
    DrillConfig config = DrillConfig.create();
    try (Drillbit bit1 = new Drillbit(config, serviceSet);
        DrillClient client = new DrillClient(config, serviceSet.getCoordinator())) {
        bit1.run();
        client.connect();
        List<QueryDataBatch> results = client.runQuery(org.apache.drill.exec.proto.UserBitShared.QueryType.PHYSICAL, Resources.toString(Resources.getResource(fileName), Charsets.UTF_8));
        RecordBatchLoader loader = new RecordBatchLoader(bit1.getContext().getAllocator());
        int count = 0;
        for (QueryDataBatch b : results) {
            System.out.println(String.format("Got %d results", b.getHeader().getRowCount()));
            count += b.getHeader().getRowCount();
            loader.load(b.getHeader().getDef(), b.getData());
            for (VectorWrapper vw : loader) {
                System.out.print(vw.getValueVector().getField().getPath() + ": ");
                ValueVector vv = vw.getValueVector();
                for (int i = 0; i < vv.getAccessor().getValueCount(); i++) {
                    Object o = vv.getAccessor().getObject(i);
                    if (o instanceof byte[]) {
                        System.out.print(" [" + new String((byte[]) o) + "]");
                    } else {
                        System.out.print(" [" + vv.getAccessor().getObject(i) + "]");
                    }
                //            break;
                }
                System.out.println();
            }
            loader.clear();
            b.release();
        }
        client.close();
        System.out.println(String.format("Got %d total results", count));
    }
}

Example 10 with VectorWrapper

use of org.apache.drill.exec.record.VectorWrapper in project drill by apache.

the class MergeJoinBatch method allocateBatch.

private void allocateBatch(boolean newSchema) {
    boolean leftAllowed = status.getLeftStatus() != IterOutcome.NONE;
    boolean rightAllowed = status.getRightStatus() != IterOutcome.NONE;
    if (newSchema) {
        container.clear();
        // add fields from both batches
        if (leftAllowed) {
            for (VectorWrapper<?> w : leftIterator) {
                MajorType inputType = w.getField().getType();
                MajorType outputType;
                if (joinType == JoinRelType.RIGHT && inputType.getMode() == DataMode.REQUIRED) {
                    outputType = Types.overrideMode(inputType, DataMode.OPTIONAL);
                } else {
                    outputType = inputType;
                }
                MaterializedField newField = MaterializedField.create(w.getField().getPath(), outputType);
                ValueVector v = container.addOrGet(newField);
                if (v instanceof AbstractContainerVector) {
                    w.getValueVector().makeTransferPair(v);
                    v.clear();
                }
            }
        }
        if (rightAllowed) {
            for (VectorWrapper<?> w : rightIterator) {
                MajorType inputType = w.getField().getType();
                MajorType outputType;
                if (joinType == JoinRelType.LEFT && inputType.getMode() == DataMode.REQUIRED) {
                    outputType = Types.overrideMode(inputType, DataMode.OPTIONAL);
                } else {
                    outputType = inputType;
                }
                MaterializedField newField = MaterializedField.create(w.getField().getPath(), outputType);
                ValueVector v = container.addOrGet(newField);
                if (v instanceof AbstractContainerVector) {
                    w.getValueVector().makeTransferPair(v);
                    v.clear();
                }
            }
        }
    } else {
        container.zeroVectors();
    }
    for (VectorWrapper w : container) {
        AllocationHelper.allocateNew(w.getValueVector(), Character.MAX_VALUE);
    }
    container.buildSchema(BatchSchema.SelectionVectorMode.NONE);
    logger.debug("Built joined schema: {}", container.getSchema());
}