Package com.facebook.presto.sql.planner

Examples of com.facebook.presto.sql.planner.Symbol

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    private StageExecutionPlan createTableScanPlan(String planId, MetadataManager metadata, int splitCount)
    {
        TableHandle tableHandle = metadata.getTableHandle(new QualifiedTableName("default", "default", DualMetadata.NAME)).get();
        ColumnHandle columnHandle = metadata.getColumnHandle(tableHandle, DualMetadata.COLUMN_NAME).get();
        Symbol symbol = new Symbol(DualMetadata.COLUMN_NAME);

        // table scan with 3 splits
        Split split = new DualSplit(HostAddress.fromString("127.0.0.1"));
        PlanNodeId tableScanNodeId = new PlanNodeId(planId);
        PlanFragment testFragment = new PlanFragment(new PlanFragmentId(planId),
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        metadataManager.addConnectorMetadata("local", new NativeMetadata("native", dbi));

        tableHandle = metadataManager.createTable("local", TEST_TABLE);
        dsColumnHandle = metadataManager.getColumnHandle(tableHandle, "ds").get();
        fooColumnHandle = metadataManager.getColumnHandle(tableHandle, "foo").get();
        symbols = ImmutableMap.<Symbol, ColumnHandle>of(new Symbol("foo"), fooColumnHandle, new Symbol("ds"), dsColumnHandle);

        long shardId1 = shardManager.allocateShard(tableHandle);
        long shardId2 = shardManager.allocateShard(tableHandle);
        long shardId3 = shardManager.allocateShard(tableHandle);
        long shardId4 = shardManager.allocateShard(tableHandle);
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    public void testNoPruning()
    {
        List<Partition> partitions = splitManager.getPartitions(tableHandle, Optional.<Map<ColumnHandle, Object>>of(ImmutableMap.<ColumnHandle, Object>of()));
        assertEquals(partitions.size(), 2);

        DataSource dataSource = splitManager.getSplits(session, tableHandle, BooleanLiteral.TRUE_LITERAL, BooleanLiteral.TRUE_LITERAL, Predicates.<Partition>alwaysTrue(), ImmutableMap.<Symbol, ColumnHandle>of(new Symbol("ds"), dsColumnHandle));
        List<Split> splits = ImmutableList.copyOf(dataSource.getSplits());
        assertEquals(splits.size(), 4);
    }
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        tableHandle = dualMetadata.getTableHandle(new SchemaTableName("default", DualMetadata.NAME));
        assertNotNull(tableHandle, "tableHandle is null");
        ;
        columnHandle = dualMetadata.getColumnHandle(tableHandle, DualMetadata.COLUMN_NAME);
        assertNotNull(columnHandle, "columnHandle is null");
        symbol = new Symbol(DualMetadata.COLUMN_NAME);

        MetadataManager metadata = new MetadataManager();
        metadata.addInternalSchemaMetadata(dualMetadata);

        DualSplitManager dualSplitManager = new DualSplitManager(new InMemoryNodeManager());
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    }

    public RemoteTask createTableScanTask(Node newNode, List<Split> splits)
    {
        TaskId taskId = new TaskId(new StageId("test", "1"), "1");
        Symbol symbol = new Symbol("column");
        PlanNodeId tableScanNodeId = new PlanNodeId("test");
        PlanNodeId sourceId = new PlanNodeId("sourceId");
        PlanFragment testFragment = new PlanFragment(
                new PlanFragmentId("test"),
                new TableScanNode(
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        );
    }

    private StageExecutionPlan createTableScanPlan(String planId, int splitCount)
    {
        Symbol symbol = new Symbol("column");

        // table scan with splitCount splits
        PlanNodeId tableScanNodeId = new PlanNodeId(planId);
        PlanFragment testFragment = new PlanFragment(
                new PlanFragmentId(planId),
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                        boolean alignedComparison = Iterables.all(DependencyExtractor.extractUnique(equality.getLeft()), in(node.getLeft().getOutputSymbols()));
                        Expression leftExpression = (alignedComparison) ? equality.getLeft() : equality.getRight();
                        Expression rightExpression = (alignedComparison) ? equality.getRight() : equality.getLeft();

                        Symbol leftSymbol = symbolAllocator.newSymbol(leftExpression, extractType(leftExpression));
                        leftProjections.put(leftSymbol, leftExpression);
                        Symbol rightSymbol = symbolAllocator.newSymbol(rightExpression, extractType(rightExpression));
                        rightProjections.put(rightSymbol, rightExpression);

                        builder.add(new JoinNode.EquiJoinClause(leftSymbol, rightSymbol));
                    }
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                        boolean alignedComparison = Iterables.all(DependencyExtractor.extractUnique(equality.getLeft()), in(node.getLeft().getOutputSymbols()));
                        Expression leftExpression = (alignedComparison) ? equality.getLeft() : equality.getRight();
                        Expression rightExpression = (alignedComparison) ? equality.getRight() : equality.getLeft();

                        Symbol leftSymbol = symbolAllocator.newSymbol(leftExpression, extractType(leftExpression));
                        leftProjections.put(leftSymbol, leftExpression);
                        Symbol rightSymbol = symbolAllocator.newSymbol(rightExpression, extractType(rightExpression));
                        rightProjections.put(rightSymbol, rightExpression);

                        builder.add(new JoinNode.EquiJoinClause(leftSymbol, rightSymbol));
                    }
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    private StageExecutionPlan createTableScanPlan(String planId, MetadataManager metadata, int splitCount)
    {
        TableHandle tableHandle = metadata.getTableHandle(new QualifiedTableName("default", "default", DualMetadata.NAME)).get();
        ColumnHandle columnHandle = metadata.getColumnHandle(tableHandle, DualMetadata.COLUMN_NAME).get();
        Symbol symbol = new Symbol(DualMetadata.COLUMN_NAME);

        // table scan with splitCount splits
        Split split = new DualSplit(HostAddress.fromString("127.0.0.1"));
        PlanNodeId tableScanNodeId = new PlanNodeId(planId);
        PlanFragment testFragment = new PlanFragment(
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            ImmutableMap.Builder<Symbol, Signature> functionInfos = ImmutableMap.builder();
            ImmutableMap.Builder<Symbol, FunctionCall> functionCalls = ImmutableMap.builder();
            ImmutableMap.Builder<Symbol, Symbol> masks = ImmutableMap.builder();
            for (Map.Entry<Symbol, FunctionCall> entry : node.getAggregations().entrySet()) {
                Symbol symbol = entry.getKey();
                Symbol canonical = canonicalize(symbol);
                FunctionCall canonicalCall = (FunctionCall) canonicalize(entry.getValue());
                functionCalls.put(canonical, canonicalCall);
                functionInfos.put(canonical, node.getFunctions().get(symbol));
            }
            for (Map.Entry<Symbol, Symbol> entry : node.getMasks().entrySet()) {
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  • com.facebook.presto.split.TestNativeSplitManager
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