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

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

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        @Override
        public PlanNode rewriteFilter(FilterNode node, Void context, PlanRewriter<Void> planRewriter)
        {
            PlanNode source = planRewriter.rewrite(node.getSource(), context);

            return new FilterNode(node.getId(), source, canonicalize(node.getPredicate()));
        }
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        public PlanNode rewriteNode(PlanNode node, Expression inheritedPredicate, PlanRewriter<Expression> planRewriter)
        {
            PlanNode rewrittenNode = planRewriter.defaultRewrite(node, BooleanLiteral.TRUE_LITERAL);
            if (!inheritedPredicate.equals(BooleanLiteral.TRUE_LITERAL)) {
                // Drop in a FilterNode b/c we cannot push our predicate down any further
                rewrittenNode = new FilterNode(idAllocator.getNextId(), rewrittenNode, inheritedPredicate);
            }
            return rewrittenNode;
        }
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                    criteria = builder.build();
                }
                output = new JoinNode(node.getId(), node.getType(), leftSource, rightSource, criteria);
            }
            if (!postJoinPredicate.equals(BooleanLiteral.TRUE_LITERAL)) {
                output = new FilterNode(idAllocator.getNextId(), output, postJoinPredicate);
            }
            return output;
        }
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            PlanNode output = node;
            if (rewrittenSource != node.getSource() || rewrittenFilteringSource != node.getFilteringSource()) {
                output = new SemiJoinNode(node.getId(), rewrittenSource, rewrittenFilteringSource, node.getSourceJoinSymbol(), node.getFilteringSourceJoinSymbol(), node.getSemiJoinOutput());
            }
            if (!postJoinConjuncts.isEmpty()) {
                output = new FilterNode(idAllocator.getNextId(), output, combineConjuncts(postJoinConjuncts));
            }
            return output;
        }
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            PlanNode output = node;
            if (rewrittenSource != node.getSource()) {
                output = new AggregationNode(node.getId(), rewrittenSource, node.getGroupBy(), node.getAggregations(), node.getFunctions(), node.getStep());
            }
            if (!postAggregationConjuncts.isEmpty()) {
                output = new FilterNode(idAllocator.getNextId(), output, combineConjuncts(postAggregationConjuncts));
            }
            return output;
        }
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                    partitionConjuncts.add(node.getPartitionPredicate());
                }
                output = new TableScanNode(node.getId(), node.getTable(), node.getOutputSymbols(), node.getAssignments(), combineConjuncts(partitionConjuncts), combineConjuncts(postScanConjuncts));
            }
            if (!postScanConjuncts.isEmpty()) {
                output = new FilterNode(idAllocator.getNextId(), output, combineConjuncts(postScanConjuncts));
            }
            return output;
        }
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                    .addAll(expectedOutputs)
                    .build();

            PlanNode source = planRewriter.rewrite(node.getSource(), expectedInputs);

            return new FilterNode(node.getId(), source, node.getPredicate());
        }
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        public PhysicalOperation visitProject(ProjectNode node, LocalExecutionPlanContext context)
        {
            PlanNode sourceNode;
            Expression filterExpression;
            if (node.getSource() instanceof FilterNode) {
                FilterNode filterNode = (FilterNode) node.getSource();
                sourceNode = filterNode.getSource();
                filterExpression = filterNode.getPredicate();
            }
            else {
                sourceNode = node.getSource();
                filterExpression = BooleanLiteral.TRUE_LITERAL;
            }
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            PlanNode source = planRewriter.rewrite(node.getSource(), context);
            Expression simplified = simplifyExpression(node.getPredicate());
            if (simplified.equals(BooleanLiteral.TRUE_LITERAL)) {
                return source;
            }
            return new FilterNode(node.getId(), source, simplified);
        }
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        @Override
        public SubPlanBuilder visitFilter(FilterNode node, Void context)
        {
            SubPlanBuilder current = node.getSource().accept(this, context);
            current.setRoot(new FilterNode(node.getId(), current.getRoot(), node.getPredicate()));
            return current;
        }
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Related Classes of com.facebook.presto.sql.planner.plan.FilterNode

  • com.facebook.presto.sql.planner.DistributedLogicalPlanner$Visitor
  • com.facebook.presto.sql.planner.LocalExecutionPlanner$Visitor
  • com.facebook.presto.sql.planner.optimizations.CanonicalizeExpressions$Rewriter
  • com.facebook.presto.sql.planner.optimizations.ImplementSampleAsFilter$Rewriter
  • com.facebook.presto.sql.planner.optimizations.IndexJoinOptimizer$IndexSourceRewriter
  • com.facebook.presto.sql.planner.optimizations.MaterializeSamplePullUp$Rewriter
  • com.facebook.presto.sql.planner.optimizations.PredicatePushDown$Rewriter
  • com.facebook.presto.sql.planner.optimizations.PruneUnreferencedOutputs$Rewriter
  • com.facebook.presto.sql.planner.optimizations.SimplifyExpressions$Rewriter
  • com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences$Rewriter
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