Examples with ExtendableRowSet org.apache.drill.exec.physical.rowSet.RowSet.ExtendableRowSet used on opensource projects

Example 21 with ExtendableRowSet

use of org.apache.drill.exec.physical.rowSet.RowSet.ExtendableRowSet in project drill by apache.

the class TestRowSet method testDictStructureMapValue.

@Test
public void testDictStructureMapValue() {
    final String dictName = "d";
    final int bScale = 1;
    final TupleMetadata schema = new SchemaBuilder().add("id", MinorType.INT).addDict(dictName, MinorType.INT).mapValue().add("a", MinorType.INT).add("b", MinorType.VARDECIMAL, 8, bScale).resumeDict().resumeSchema().buildSchema();
    final ExtendableRowSet rowSet = fixture.rowSet(schema);
    final RowSetWriter writer = rowSet.writer();
    // Dict with Map value
    assertEquals(ObjectType.ARRAY, writer.column(dictName).type());
    final ScalarWriter idWriter = writer.scalar(0);
    final DictWriter dictWriter = writer.column(1).dict();
    assertEquals(ValueType.INTEGER, dictWriter.keyType());
    assertEquals(ObjectType.TUPLE, dictWriter.valueType());
    final ScalarWriter keyWriter = dictWriter.keyWriter();
    final TupleWriter valueWriter = dictWriter.valueWriter().tuple();
    assertEquals(ValueType.INTEGER, keyWriter.valueType());
    ScalarWriter aWriter = valueWriter.scalar("a");
    ScalarWriter bWriter = valueWriter.scalar("b");
    assertEquals(ValueType.INTEGER, aWriter.valueType());
    assertEquals(ValueType.DECIMAL, bWriter.valueType());
    // Write data
    idWriter.setInt(1);
    keyWriter.setInt(11);
    aWriter.setInt(10);
    bWriter.setDecimal(BigDecimal.valueOf(1));
    // advance to next entry position
    dictWriter.save();
    keyWriter.setInt(12);
    aWriter.setInt(11);
    bWriter.setDecimal(BigDecimal.valueOf(2));
    dictWriter.save();
    writer.save();
    idWriter.setInt(2);
    keyWriter.setInt(21);
    aWriter.setInt(20);
    bWriter.setDecimal(BigDecimal.valueOf(3));
    dictWriter.save();
    writer.save();
    idWriter.setInt(3);
    keyWriter.setInt(31);
    aWriter.setInt(30);
    bWriter.setDecimal(BigDecimal.valueOf(4));
    dictWriter.save();
    keyWriter.setInt(32);
    aWriter.setInt(31);
    bWriter.setDecimal(BigDecimal.valueOf(5));
    dictWriter.save();
    keyWriter.setInt(33);
    aWriter.setInt(32);
    bWriter.setDecimal(BigDecimal.valueOf(6));
    dictWriter.save();
    writer.save();
    // Finish the row set and get a reader.
    final SingleRowSet actual = writer.done();
    final RowSetReader reader = actual.reader();
    // Verify reader structure
    assertEquals(ObjectType.ARRAY, reader.column(dictName).type());
    final DictReader dictReader = reader.dict(1);
    assertEquals(ObjectType.ARRAY, dictReader.type());
    assertEquals(ValueType.INTEGER, dictReader.keyColumnType());
    assertEquals(ObjectType.TUPLE, dictReader.valueColumnType());
    final KeyAccessor keyAccessor = dictReader.keyAccessor();
    final TupleReader valueReader = dictReader.valueReader().tuple();
    // Row 1: get value reader with its position set to entry corresponding to a key
    assertTrue(reader.next());
    // dict itself is not null
    assertFalse(dictReader.isNull());
    assertTrue(keyAccessor.find(12));
    assertEquals(11, valueReader.scalar("a").getInt());
    assertEquals(BigDecimal.valueOf(2.0), valueReader.scalar("b").getDecimal());
    // MapReader#getObject() returns a List containing values for each column
    // rather than mapping of column name to it's value, hence List is expected for Dict's value.
    Map<Object, Object> map = map(11, Arrays.asList(10, BigDecimal.valueOf(1.0)), 12, Arrays.asList(11, BigDecimal.valueOf(2.0)));
    assertEquals(map, dictReader.getObject());
    // Row 2
    assertTrue(reader.next());
    assertFalse(keyAccessor.find(222));
    assertTrue(keyAccessor.find(21));
    assertEquals(Arrays.asList(20, BigDecimal.valueOf(3.0)), valueReader.getObject());
    map = map(21, Arrays.asList(20, BigDecimal.valueOf(3.0)));
    assertEquals(map, dictReader.getObject());
    // Row 3
    assertTrue(reader.next());
    assertTrue(keyAccessor.find(32));
    assertFalse(valueReader.isNull());
    assertEquals(31, valueReader.scalar("a").getInt());
    assertEquals(BigDecimal.valueOf(5.0), valueReader.scalar("b").getDecimal());
    assertTrue(keyAccessor.find(31));
    assertEquals(30, valueReader.scalar("a").getInt());
    assertEquals(BigDecimal.valueOf(4.0), valueReader.scalar("b").getDecimal());
    assertFalse(keyAccessor.find(404));
    map = map(31, Arrays.asList(30, BigDecimal.valueOf(4.0)), 32, Arrays.asList(31, BigDecimal.valueOf(5.0)), 33, Arrays.asList(32, BigDecimal.valueOf(6.0)));
    assertEquals(map, dictReader.getObject());
    assertFalse(reader.next());
    // Verify that the dict accessor's value count was set.
    final DictVector dictVector = (DictVector) actual.container().getValueVector(1).getValueVector();
    assertEquals(3, dictVector.getAccessor().getValueCount());
    final SingleRowSet expected = fixture.rowSetBuilder(schema).addRow(1, map(11, objArray(10, BigDecimal.valueOf(1.0)), 12, objArray(11, BigDecimal.valueOf(2.0)))).addRow(2, map(21, objArray(20, BigDecimal.valueOf(3.0)))).addRow(3, map(31, objArray(30, BigDecimal.valueOf(4.0)), 32, objArray(31, BigDecimal.valueOf(5.0)), 33, objArray(32, BigDecimal.valueOf(6.0)))).build();
    RowSetUtilities.verify(expected, actual);
}

Example 22 with ExtendableRowSet

use of org.apache.drill.exec.physical.rowSet.RowSet.ExtendableRowSet in project drill by apache.

the class TestVariantAccessors method testBuildRowSetScalarList.

@Test
public void testBuildRowSetScalarList() {
    final TupleMetadata schema = new SchemaBuilder().addList("list2").addType(MinorType.VARCHAR).resumeSchema().buildSchema();
    final ExtendableRowSet rowSet = fixture.rowSet(schema);
    final VectorContainer vc = rowSet.container();
    assertEquals(1, vc.getNumberOfColumns());
    // Single-type list
    final ValueVector vector = vc.getValueVector(0).getValueVector();
    assertTrue(vector instanceof ListVector);
    final ListVector list = (ListVector) vector;
    assertTrue(list.getDataVector() instanceof NullableVarCharVector);
    rowSet.clear();
}

Example 23 with ExtendableRowSet

use of org.apache.drill.exec.physical.rowSet.RowSet.ExtendableRowSet in project drill by apache.

the class TestBatchSerialization method makeNullableRowSet.

public SingleRowSet makeNullableRowSet(TupleMetadata schema, int rowCount) {
    ExtendableRowSet rowSet = fixture.rowSet(schema);
    RowSetWriter writer = rowSet.writer(rowCount);
    for (int i = 0; i < rowCount; i++) {
        if (i % 2 == 0) {
            RowSetUtilities.setFromInt(writer, 0, i);
        } else {
            writer.scalar(0).setNull();
        }
        writer.save();
    }
    writer.done();
    return rowSet;
}

Example 24 with ExtendableRowSet

use of org.apache.drill.exec.physical.rowSet.RowSet.ExtendableRowSet in project drill by apache.

the class TestSortImpl method runWideRowsTest.

/**
 * Run a test using wide rows. This stresses the "copier" portion of the sort
 * and allows us to test the original generated copier and the revised "generic"
 * copier.
 *
 * @param fixture operator test fixture
 * @param colCount number of data (non-key) columns
 * @param rowCount number of rows to generate
 */
public void runWideRowsTest(OperatorFixture fixture, int colCount, int rowCount) {
    SchemaBuilder builder = new SchemaBuilder().add("key", MinorType.INT);
    for (int i = 0; i < colCount; i++) {
        builder.add("col" + (i + 1), MinorType.INT);
    }
    TupleMetadata schema = builder.buildSchema();
    ExtendableRowSet rowSet = fixture.rowSet(schema);
    RowSetWriter writer = rowSet.writer(rowCount);
    for (int i = 0; i < rowCount; i++) {
        writer.set(0, i);
        for (int j = 0; j < colCount; j++) {
            writer.set(j + 1, i * 100_000 + j);
        }
        writer.save();
    }
    writer.done();
    SortImpl sort = makeSortImpl(fixture, Ordering.ORDER_ASC, Ordering.NULLS_UNSPECIFIED);
    sort.setSchema(rowSet.container().getSchema());
    sort.addBatch(rowSet.vectorAccessible());
    SortResults results = sort.startMerge();
    if (results.getContainer() != dest) {
        dest.clear();
        dest = results.getContainer();
    }
    assertTrue(results.next());
    assertFalse(results.next());
    results.close();
    dest.clear();
    sort.close();
    sort.opContext().close();
}

Example 25 with ExtendableRowSet

use of org.apache.drill.exec.physical.rowSet.RowSet.ExtendableRowSet in project drill by apache.

the class TestCopier method makeDataSet.

public static SingleRowSet makeDataSet(TupleMetadata schema, int first, int step, int count) {
    ExtendableRowSet rowSet = fixture.rowSet(schema);
    RowSetWriter writer = rowSet.writer(count);
    int value = first;
    for (int i = 0; i < count; i++, value += step) {
        RowSetUtilities.setFromInt(writer, 0, value);
        writer.scalar(1).setString(Integer.toString(value));
        writer.save();
    }
    writer.done();
    return rowSet;
}