Examples with TpchColumnHandle com.facebook.presto.tpch.TpchColumnHandle used on opensource projects

Example 1 with TpchColumnHandle

use of com.facebook.presto.tpch.TpchColumnHandle in project presto by prestodb.

the class TestRemoveUnsupportedDynamicFilters method setup.

@BeforeClass
public void setup() {
    metadata = getQueryRunner().getMetadata();
    logicalRowExpressions = new LogicalRowExpressions(new RowExpressionDeterminismEvaluator(metadata.getFunctionAndTypeManager()), new FunctionResolution(metadata.getFunctionAndTypeManager()), metadata.getFunctionAndTypeManager());
    builder = new PlanBuilder(getQueryRunner().getDefaultSession(), new PlanNodeIdAllocator(), metadata);
    ConnectorId connectorId = getCurrentConnectorId();
    TableHandle lineitemTableHandle = new TableHandle(connectorId, new TpchTableHandle("lineitem", 1.0), TestingTransactionHandle.create(), Optional.empty());
    lineitemOrderKeyVariable = builder.variable("LINEITEM_OK", BIGINT);
    lineitemTableScanNode = builder.tableScan(lineitemTableHandle, ImmutableList.of(lineitemOrderKeyVariable), ImmutableMap.of(lineitemOrderKeyVariable, new TpchColumnHandle("orderkey", BIGINT)));
    TableHandle ordersTableHandle = new TableHandle(connectorId, new TpchTableHandle("orders", 1.0), TestingTransactionHandle.create(), Optional.empty());
    ordersOrderKeyVariable = builder.variable("ORDERS_OK", BIGINT);
    ordersTableScanNode = builder.tableScan(ordersTableHandle, ImmutableList.of(ordersOrderKeyVariable), ImmutableMap.of(ordersOrderKeyVariable, new TpchColumnHandle("orderkey", BIGINT)));
}

Example 2 with TpchColumnHandle

use of com.facebook.presto.tpch.TpchColumnHandle in project presto by prestodb.

the class TestDynamicFiltersChecker method setup.

@BeforeClass
public void setup() {
    metadata = getQueryRunner().getMetadata();
    logicalRowExpressions = new LogicalRowExpressions(new RowExpressionDeterminismEvaluator(metadata.getFunctionAndTypeManager()), new FunctionResolution(metadata.getFunctionAndTypeManager()), metadata.getFunctionAndTypeManager());
    builder = new PlanBuilder(getQueryRunner().getDefaultSession(), new PlanNodeIdAllocator(), metadata);
    ConnectorId connectorId = getCurrentConnectorId();
    TableHandle lineitemTableHandle = new TableHandle(connectorId, new TpchTableHandle("lineitem", 1.0), TestingTransactionHandle.create(), Optional.empty());
    lineitemOrderKeyVariable = builder.variable("LINEITEM_OK", BIGINT);
    lineitemTableScanNode = builder.tableScan(lineitemTableHandle, ImmutableList.of(lineitemOrderKeyVariable), ImmutableMap.of(lineitemOrderKeyVariable, new TpchColumnHandle("orderkey", BIGINT)));
    TableHandle ordersTableHandle = new TableHandle(connectorId, new TpchTableHandle("orders", 1.0), TestingTransactionHandle.create(), Optional.empty());
    ordersOrderKeyVariable = builder.variable("ORDERS_OK", BIGINT);
    ordersTableScanNode = builder.tableScan(ordersTableHandle, ImmutableList.of(ordersOrderKeyVariable), ImmutableMap.of(ordersOrderKeyVariable, new TpchColumnHandle("orderkey", BIGINT)));
}

Example 3 with TpchColumnHandle

use of com.facebook.presto.tpch.TpchColumnHandle in project presto by prestodb.

the class TestValidateAggregationsWithDefaultValues method setup.

@BeforeClass
public void setup() {
    metadata = getQueryRunner().getMetadata();
    builder = new PlanBuilder(TEST_SESSION, new PlanNodeIdAllocator(), metadata);
    ConnectorId connectorId = getCurrentConnectorId();
    TpchTableHandle nationTpchTableHandle = new TpchTableHandle("nation", 1.0);
    TableHandle nationTableHandle = new TableHandle(connectorId, nationTpchTableHandle, TestingTransactionHandle.create(), Optional.of(new TpchTableLayoutHandle(nationTpchTableHandle, TupleDomain.all())));
    TpchColumnHandle nationkeyColumnHandle = new TpchColumnHandle("nationkey", BIGINT);
    variable = builder.variable("nationkey");
    tableScanNode = builder.tableScan(nationTableHandle, ImmutableList.of(variable), ImmutableMap.of(variable, nationkeyColumnHandle));
}

Example 4 with TpchColumnHandle

use of com.facebook.presto.tpch.TpchColumnHandle in project presto by prestodb.

the class TpchIndexProvider method getIndex.

@Override
public ConnectorIndex getIndex(ConnectorTransactionHandle transaction, ConnectorSession session, ConnectorIndexHandle indexHandle, List<ColumnHandle> lookupSchema, List<ColumnHandle> outputSchema) {
    TpchIndexHandle tpchIndexHandle = (TpchIndexHandle) indexHandle;
    Map<ColumnHandle, NullableValue> fixedValues = TupleDomain.extractFixedValues(tpchIndexHandle.getFixedValues()).get();
    checkArgument(lookupSchema.stream().noneMatch(handle -> fixedValues.keySet().contains(handle)), "Lookup columnHandles are not expected to overlap with the fixed value predicates");
    // Establish an order for the fixedValues
    List<ColumnHandle> fixedValueColumns = ImmutableList.copyOf(fixedValues.keySet());
    // Extract the fixedValues as their raw values and types
    List<Object> rawFixedValues = new ArrayList<>(fixedValueColumns.size());
    List<Type> rawFixedTypes = new ArrayList<>(fixedValueColumns.size());
    for (ColumnHandle fixedValueColumn : fixedValueColumns) {
        rawFixedValues.add(fixedValues.get(fixedValueColumn).getValue());
        rawFixedTypes.add(((TpchColumnHandle) fixedValueColumn).getType());
    }
    // Establish the schema after we append the fixed values to the lookup keys.
    List<ColumnHandle> finalLookupSchema = ImmutableList.<ColumnHandle>builder().addAll(lookupSchema).addAll(fixedValueColumns).build();
    Optional<TpchIndexedData.IndexedTable> indexedTable = indexedData.getIndexedTable(tpchIndexHandle.getTableName(), tpchIndexHandle.getScaleFactor(), tpchIndexHandle.getIndexColumnNames());
    checkState(indexedTable.isPresent());
    TpchIndexedData.IndexedTable table = indexedTable.get();
    // Compute how to map from the final lookup schema to the table index key order
    List<Integer> keyRemap = computeRemap(handleToNames(finalLookupSchema), table.getKeyColumns());
    Function<RecordSet, RecordSet> keyFormatter = key -> new MappedRecordSet(new AppendingRecordSet(key, rawFixedValues, rawFixedTypes), keyRemap);
    // Compute how to map from the output of the indexed data to the expected output schema
    List<Integer> outputRemap = computeRemap(table.getOutputColumns(), handleToNames(outputSchema));
    Function<RecordSet, RecordSet> outputFormatter = output -> new MappedRecordSet(output, outputRemap);
    return new TpchConnectorIndex(keyFormatter, outputFormatter, table);
}

Example 5 with TpchColumnHandle

use of com.facebook.presto.tpch.TpchColumnHandle in project presto by prestodb.

the class TestPickTableLayout method ruleWithPushdownableToTableLayoutPredicate.

@Test
public void ruleWithPushdownableToTableLayoutPredicate() {
    Type orderStatusType = createVarcharType(1);
    tester().assertThat(pickTableLayout.pickTableLayoutForPredicate()).on(p -> {
        p.variable("orderstatus", createVarcharType(1));
        return p.filter(p.rowExpression("orderstatus = 'O'"), p.tableScan(ordersTableHandle, ImmutableList.of(p.variable("orderstatus", orderStatusType)), ImmutableMap.of(p.variable("orderstatus", orderStatusType), new TpchColumnHandle("orderstatus", orderStatusType))));
    }).matches(constrainedTableScanWithTableLayout("orders", ImmutableMap.of("orderstatus", singleValue(orderStatusType, utf8Slice("O"))), ImmutableMap.of("orderstatus", "orderstatus")));
    tester().assertThat(pickTableLayout.pickTableLayoutForPredicate()).on(p -> {
        p.variable("orderstatus", orderStatusType);
        return p.filter(p.rowExpression("orderstatus = 'O'"), p.tableScan(ordersTableHandle, ImmutableList.of(variable("orderstatus", orderStatusType)), ImmutableMap.of(variable("orderstatus", orderStatusType), new TpchColumnHandle("orderstatus", orderStatusType))));
    }).matches(constrainedTableScanWithTableLayout("orders", ImmutableMap.of("orderstatus", singleValue(orderStatusType, utf8Slice("O"))), ImmutableMap.of("orderstatus", "orderstatus")));
}