Package com.facebook.presto.sql.planner.plan

Examples of com.facebook.presto.sql.planner.plan.SemiJoinNode

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            SubPlanBuilder source = node.getSource().accept(this, context);
            SubPlanBuilder filteringSource = node.getFilteringSource().accept(this, context);

            if (source.isDistributed() || filteringSource.isDistributed()) {
                filteringSource.setRoot(new SinkNode(idAllocator.getNextId(), filteringSource.getRoot(), filteringSource.getRoot().getOutputSymbols()));
                source.setRoot(new SemiJoinNode(node.getId(),
                        source.getRoot(),
                        new ExchangeNode(idAllocator.getNextId(), filteringSource.getId(), filteringSource.getRoot().getOutputSymbols()),
                        node.getSourceJoinSymbol(),
                        node.getFilteringSourceJoinSymbol(),
                        node.getSemiJoinOutput()));
                source.addChild(filteringSource.build());

                return source;
            }
            else {
                SemiJoinNode semiJoinNode = new SemiJoinNode(node.getId(), source.getRoot(), filteringSource.getRoot(), node.getSourceJoinSymbol(), node.getFilteringSourceJoinSymbol(), node.getSemiJoinOutput());
                return createSingleNodePlan(semiJoinNode)
                        .setChildren(Iterables.concat(source.getChildren(), filteringSource.getChildren()));
            }
        }
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        Symbol semiJoinOutputSymbol = symbolAllocator.newSymbol("semijoinresult", BOOLEAN);

        translations.put(inPredicate, semiJoinOutputSymbol);

        return new PlanBuilder(translations,
                new SemiJoinNode(idAllocator.getNextId(),
                        subPlan.getRoot(),
                        valueListRelation.getRoot(),
                        sourceJoinSymbol,
                        filteringSourceJoinSymbol,
                        semiJoinOutputSymbol),
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        Symbol semiJoinOutputSymbol = symbolAllocator.newSymbol("semijoinresult", BOOLEAN);

        translations.put(inPredicate, semiJoinOutputSymbol);

        return new PlanBuilder(translations,
                new SemiJoinNode(idAllocator.getNextId(),
                        subPlan.getRoot(),
                        valueListRelation.getRoot(),
                        sourceJoinSymbol,
                        filteringSourceJoinSymbol,
                        semiJoinOutputSymbol),
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        public PlanNode rewriteSemiJoin(SemiJoinNode node, Void context, PlanRewriter<Void> planRewriter)
        {
            PlanNode source = planRewriter.rewrite(node.getSource(), context);
            PlanNode filteringSource = planRewriter.rewrite(node.getFilteringSource(), context);

            return new SemiJoinNode(node.getId(), source, filteringSource, canonicalize(node.getSourceJoinSymbol()), canonicalize(node.getFilteringSourceJoinSymbol()), canonicalize(node.getSemiJoinOutput()));
        }
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    @Test
    public void testSemiJoin()
            throws Exception
    {
        PlanNode node = new SemiJoinNode(newId(),
                filter(baseTableScan, and(greaterThan(AE, number(10)), lessThan(AE, number(100)))),
                filter(baseTableScan, greaterThan(AE, number(5))),
                A, B, C
        );
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        Symbol semiJoinOutputSymbol = symbolAllocator.newSymbol("semijoinresult", BOOLEAN);

        translations.put(inPredicate, semiJoinOutputSymbol);

        return new PlanBuilder(translations,
                new SemiJoinNode(idAllocator.getNextId(),
                        subPlan.getRoot(),
                        valueListRelation.getRoot(),
                        sourceJoinSymbol,
                        filteringSourceJoinSymbol,
                        semiJoinOutputSymbol));
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            SubPlanBuilder source = node.getSource().accept(this, context);
            SubPlanBuilder filteringSource = node.getFilteringSource().accept(this, context);

            if (source.isDistributed() || filteringSource.isDistributed()) {
                filteringSource.setRoot(new SinkNode(idAllocator.getNextId(), filteringSource.getRoot(), filteringSource.getRoot().getOutputSymbols()));
                source.setRoot(new SemiJoinNode(node.getId(),
                        source.getRoot(),
                        new ExchangeNode(idAllocator.getNextId(), filteringSource.getId(), filteringSource.getRoot().getOutputSymbols()),
                        node.getSourceJoinSymbol(),
                        node.getFilteringSourceJoinSymbol(),
                        node.getSemiJoinOutput()));
                source.addChild(filteringSource.build());

                return source;
            }
            else {
                SemiJoinNode semiJoinNode = new SemiJoinNode(node.getId(), source.getRoot(), filteringSource.getRoot(), node.getSourceJoinSymbol(), node.getFilteringSourceJoinSymbol(), node.getSemiJoinOutput());
                return createSingleNodePlan(semiJoinNode)
                        .setChildren(Iterables.concat(source.getChildren(), filteringSource.getChildren()));
            }
        }
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        Symbol semiJoinOutputSymbol = symbolAllocator.newSymbol("semijoinresult", BOOLEAN);

        translations.put(inPredicate, semiJoinOutputSymbol);

        return new PlanBuilder(translations,
                new SemiJoinNode(idAllocator.getNextId(),
                        subPlan.getRoot(),
                        valueListRelation.getRoot(),
                        sourceJoinSymbol,
                        filteringSourceJoinSymbol,
                        semiJoinOutputSymbol));
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        Symbol semiJoinOutputSymbol = symbolAllocator.newSymbol("semijoinresult", Type.BOOLEAN);

        translations.put(inPredicate, semiJoinOutputSymbol);

        return new PlanBuilder(translations,
                new SemiJoinNode(idAllocator.getNextId(),
                        subPlan.getRoot(),
                        valueListRelation.getRoot(),
                        sourceJoinSymbol,
                        filteringSourceJoinSymbol,
                        semiJoinOutputSymbol));
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        Symbol semiJoinOutputSymbol = symbolAllocator.newSymbol("semijoinresult", Type.BOOLEAN);

        translations.put(inPredicate, semiJoinOutputSymbol);

        return new PlanBuilder(translations,
                new SemiJoinNode(idAllocator.getNextId(),
                        subPlan.getRoot(),
                        valueListRelation.getRoot(),
                        sourceJoinSymbol,
                        filteringSourceJoinSymbol,
                        semiJoinOutputSymbol));
View Full Code Here
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Related Classes of com.facebook.presto.sql.planner.plan.SemiJoinNode

  • com.facebook.presto.sql.planner.DistributedLogicalPlanner$Visitor
  • com.facebook.presto.sql.planner.optimizations.LimitPushDown$Rewriter
  • com.facebook.presto.sql.planner.optimizations.MaterializeSamplePullUp$Rewriter
  • com.facebook.presto.sql.planner.optimizations.PredicatePushDown$Rewriter
  • com.facebook.presto.sql.planner.optimizations.PruneUnreferencedOutputs$Rewriter
  • com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences$Rewriter
  • com.facebook.presto.sql.planner.QueryPlanner
  • com.facebook.presto.sql.planner.RelationPlanner
  • com.facebook.presto.sql.planner.TestEffectivePredicateExtractor
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