Examples of UnionNode

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

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            if (createSingleNodePlan) {
                ImmutableList.Builder<PlanNode> sourceBuilder = ImmutableList.builder();
                for (PlanNode source : node.getSources()) {
                    sourceBuilder.add(source.accept(this, context).getRoot());
                }
                UnionNode unionNode = new UnionNode(node.getId(), sourceBuilder.build(), node.getSymbolMapping());
                return createSingleNodePlan(unionNode);
            }
            else {
                ImmutableList.Builder<SubPlan> sourceBuilder = ImmutableList.builder();
                ImmutableList.Builder<PlanFragmentId> fragmentIdBuilder = ImmutableList.builder();
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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                }
                builder.add(rewrittenSource);
            }

            if (modified) {
                return new UnionNode(node.getId(), builder.build(), node.getSymbolMapping());
            }

            return node;
        }
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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            }

            sources.add(relationPlan.getRoot());
        }

        PlanNode planNode = new UnionNode(idAllocator.getNextId(), sources.build(), symbolMapping.build());
        if (node.isDistinct()) {
            planNode = distinct(planNode);
        }
        return new RelationPlan(planNode, analysis.getOutputDescriptor(node), planNode.getOutputSymbols());
    }
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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                }
                builder.add(rewrittenSource);
            }

            if (modified) {
                return new UnionNode(node.getId(), builder.build(), node.getSymbolMapping());
            }

            return node;
        }
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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            ImmutableList.Builder<PlanNode> rewrittenSources = ImmutableList.builder();
            for (PlanNode source : node.getSources()) {
                rewrittenSources.add(planRewriter.rewrite(source, context));
            }

            return new UnionNode(node.getId(), rewrittenSources.build(), canonicalizeUnionSymbolMap(node.getSymbolMapping()));
        }
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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                }
                builder.add(rewrittenSource);
            }

            if (modified) {
                return new UnionNode(node.getId(), builder.build(), node.getSymbolMapping());
            }

            return node;
        }
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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                PlanNode subplan = node.getSources().get(i);
                PlanNode rewrittenSource = planRewriter.rewrite(subplan, upstreamDistinct);

                if (rewrittenSource instanceof UnionNode) {
                    // Absorb source's subplans if it is also a UnionNode
                    UnionNode rewrittenUnion = (UnionNode) rewrittenSource;
                    flattenedSources.addAll(rewrittenUnion.getSources());
                    for (Map.Entry<Symbol, Collection<Symbol>> entry : node.getSymbolMapping().asMap().entrySet()) {
                        Symbol inputSymbol = Iterables.get(entry.getValue(), i);
                        flattenedSymbolMap.putAll(entry.getKey(), rewrittenUnion.getSymbolMapping().get(inputSymbol));
                    }
                }
                else {
                    flattenedSources.add(rewrittenSource);
                    for (Map.Entry<Symbol, Collection<Symbol>> entry : node.getSymbolMapping().asMap().entrySet()) {
                        flattenedSymbolMap.put(entry.getKey(), Iterables.get(entry.getValue(), i));
                    }
                }
            }
            return new UnionNode(node.getId(), flattenedSources.build(), flattenedSymbolMap.build());
        }
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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                    expectedInputSymbols.add(Iterables.get(symbols, i));
                }
                rewrittenSubPlans.add(planRewriter.rewrite(node.getSources().get(i), expectedInputSymbols.build()));
            }

            return new UnionNode(node.getId(), rewrittenSubPlans.build(), rewrittenSymbolMapping);
        }
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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            if (createSingleNodePlan) {
                ImmutableList.Builder<PlanNode> sourceBuilder = ImmutableList.builder();
                for (PlanNode source : node.getSources()) {
                    sourceBuilder.add(source.accept(this, context).getRoot());
                }
                UnionNode unionNode = new UnionNode(node.getId(), sourceBuilder.build(), node.getSymbolMapping());
                return createSingleNodePlan(unionNode);
            }
            else {
                ImmutableList.Builder<SubPlan> sourceBuilder = ImmutableList.builder();
                ImmutableList.Builder<PlanFragmentId> fragmentIdBuilder = ImmutableList.builder();
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Examples of com.facebook.presto.sql.planner.plan.UnionNode

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            }

            sources.add(relationPlan.getRoot());
        }

        PlanNode planNode = new UnionNode(idAllocator.getNextId(), sources.build(), symbolMapping.build());
        if (node.isDistinct()) {
            planNode = distinct(planNode);
        }
        return new RelationPlan(planNode, analysis.getOutputDescriptor(node), planNode.getOutputSymbols());
    }
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