Examples with FixedPageSource io.prestosql.spi.connector.FixedPageSource used on opensource projects

Example 11 with FixedPageSource

use of io.prestosql.spi.connector.FixedPageSource in project hetu-core by openlookeng.

the class InformationSchemaPageSourceProvider method createPageSource.

@Override
public ConnectorPageSource createPageSource(ConnectorTransactionHandle transaction, ConnectorSession session, ConnectorSplit split, ConnectorTableHandle tableHandle, List<ColumnHandle> columns) {
    InternalTable table = getInternalTable(session, tableHandle);
    List<Integer> channels = new ArrayList<>();
    for (ColumnHandle column : columns) {
        String columnName = ((InformationSchemaColumnHandle) column).getColumnName();
        int columnIndex = table.getColumnIndex(columnName);
        channels.add(columnIndex);
    }
    ImmutableList.Builder<Page> pages = ImmutableList.builder();
    for (Page page : table.getPages()) {
        Block[] blocks = new Block[channels.size()];
        for (int index = 0; index < blocks.length; index++) {
            blocks[index] = page.getBlock(channels.get(index));
        }
        pages.add(new Page(page.getPositionCount(), blocks));
    }
    return new FixedPageSource(pages.build());
}

Example 12 with FixedPageSource

use of io.prestosql.spi.connector.FixedPageSource in project hetu-core by openlookeng.

the class TestDriver method testAddSourceFinish.

@Test
public void testAddSourceFinish() {
    PlanNodeId sourceId = new PlanNodeId("source");
    final List<Type> types = ImmutableList.of(VARCHAR, BIGINT, BIGINT);
    TableScanOperator source = new TableScanOperator(driverContext.addOperatorContext(99, new PlanNodeId("test"), "values"), sourceId, (session, split, table, columns, dynamicFilter) -> new FixedPageSource(rowPagesBuilder(types).addSequencePage(10, 20, 30, 40).build()), TEST_TABLE_HANDLE, ImmutableList.of(), ReuseExchangeOperator.STRATEGY.REUSE_STRATEGY_DEFAULT, new UUID(0, 0), types, false, Optional.empty(), 0, 0);
    PageConsumerOperator sink = createSinkOperator(types);
    Driver driver = Driver.createDriver(driverContext, source, sink);
    assertSame(driver.getDriverContext(), driverContext);
    assertFalse(driver.isFinished());
    assertFalse(driver.processFor(new Duration(1, TimeUnit.MILLISECONDS)).isDone());
    assertFalse(driver.isFinished());
    driver.updateSource(new TaskSource(sourceId, ImmutableSet.of(new ScheduledSplit(0, sourceId, newMockSplit())), true));
    assertFalse(driver.isFinished());
    assertTrue(driver.processFor(new Duration(1, TimeUnit.SECONDS)).isDone());
    assertTrue(driver.isFinished());
    assertTrue(sink.isFinished());
    assertTrue(source.isFinished());
}

Example 13 with FixedPageSource

use of io.prestosql.spi.connector.FixedPageSource in project boostkit-bigdata by kunpengcompute.

the class TestHiveDistributedJoinQueriesWithDynamicFiltering method testIsPartitionFiltered.

@Test
public void testIsPartitionFiltered() throws IOException {
    Properties schema = new Properties();
    ImmutableList<HivePartitionKey> partitionKeys = ImmutableList.of(new HivePartitionKey("p1", "100"), new HivePartitionKey("p2", "101"), new HivePartitionKey("p3", "__HIVE_DEFAULT_PARTITION__"));
    HiveSplitWrapper split = HiveSplitWrapper.wrap(new HiveSplit("db", "table", "partitionId", "path", 0, 50, 50, 0, schema, partitionKeys, ImmutableList.of(), OptionalInt.empty(), false, ImmutableMap.of(), Optional.empty(), false, Optional.empty(), Optional.empty(), false, ImmutableMap.of()));
    List<Long> filterValues = ImmutableList.of(1L, 50L, 100L);
    HiveColumnHandle testColumnHandle = new HiveColumnHandle("p1", HIVE_INT, parseTypeSignature(StandardTypes.INTEGER), 0, PARTITION_KEY, Optional.empty());
    Supplier<List<Map<ColumnHandle, DynamicFilter>>> dynamicFilter = createDynamicFilterSupplier(filterValues, testColumnHandle, "filter1");
    Optional<DynamicFilterSupplier> dynamicFilterSupplier = Optional.of(new DynamicFilterSupplier(dynamicFilter, System.currentTimeMillis(), 10000));
    HiveColumnHandle testColumnHandle2 = new HiveColumnHandle("p2", HIVE_INT, parseTypeSignature(StandardTypes.INTEGER), 0, PARTITION_KEY, Optional.empty());
    Supplier<List<Map<ColumnHandle, DynamicFilter>>> dynamicFilter2 = createDynamicFilterSupplier(filterValues, testColumnHandle2, "filter2");
    Optional<DynamicFilterSupplier> dynamicFilterSupplier2 = Optional.of(new DynamicFilterSupplier(dynamicFilter2, System.currentTimeMillis(), 10000));
    HiveColumnHandle testColumnHandle3 = new HiveColumnHandle("p3", HIVE_INT, parseTypeSignature(StandardTypes.INTEGER), 0, PARTITION_KEY, Optional.empty());
    Supplier<List<Map<ColumnHandle, DynamicFilter>>> dynamicFilter3 = createDynamicFilterSupplier(filterValues, testColumnHandle3, "filter3");
    Optional<DynamicFilterSupplier> dynamicFilterSupplier3 = Optional.of(new DynamicFilterSupplier(dynamicFilter3, System.currentTimeMillis(), 10000));
    HiveColumnHandle testColumnHandle4 = new HiveColumnHandle("p4", HIVE_INT, parseTypeSignature(StandardTypes.INTEGER), 0, PARTITION_KEY, Optional.empty());
    Supplier<List<Map<ColumnHandle, DynamicFilter>>> dynamicFilter4 = createDynamicFilterSupplier(filterValues, testColumnHandle4, "filter3");
    Optional<DynamicFilterSupplier> dynamicFilterSupplier4 = Optional.of(new DynamicFilterSupplier(dynamicFilter4, System.currentTimeMillis(), 0));
    HiveConfig config = new HiveConfig();
    HivePageSourceProvider provider = new HivePageSourceProvider(config, createTestHdfsEnvironment(config), getDefaultHiveRecordCursorProvider(config), getDefaultHiveDataStreamFactories(config), TYPE_MANAGER, getNoOpIndexCache(), getDefaultHiveSelectiveFactories(config));
    TestingConnectorSession session = new TestingConnectorSession(new HiveSessionProperties(config, new OrcFileWriterConfig(), new ParquetFileWriterConfig()).getSessionProperties());
    ConnectorTableHandle table = new HiveTableHandle("db", "table", ImmutableMap.of(), ImmutableList.of(), Optional.empty());
    HiveTransactionHandle transaction = new HiveTransactionHandle();
    try {
        ConnectorPageSource result = provider.createPageSource(transaction, session, split, table, ImmutableList.of(testColumnHandle), dynamicFilterSupplier);
        assertFalse(result instanceof FixedPageSource);
    } catch (Exception e) {
        assertTrue(e instanceof PrestoException);
    }
    try {
        ConnectorPageSource result = provider.createPageSource(transaction, session, split, table, ImmutableList.of(testColumnHandle2), dynamicFilterSupplier2);
        assertTrue(result instanceof FixedPageSource);
    } catch (Exception e) {
        fail("A FixedPageSource object should have been created");
    }
    try {
        ConnectorPageSource result = provider.createPageSource(transaction, session, split, table, ImmutableList.of(testColumnHandle3), dynamicFilterSupplier3);
        assertFalse(result instanceof FixedPageSource);
    } catch (Exception e) {
        assertTrue(e instanceof PrestoException);
    }
    try {
        ConnectorPageSource result = provider.createPageSource(transaction, session, split, table, ImmutableList.of(testColumnHandle4), dynamicFilterSupplier4);
        assertFalse(result instanceof FixedPageSource);
    } catch (Exception e) {
        assertTrue(e instanceof PrestoException);
    }
}