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                                Rename Variable	orderBySymbols : List<Symbol> to orderByVariables : List<VariableReferenceExpression> in method public visitTopNRowNumber(node TopNRowNumberNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Rename Variable	symbols : ImmutableList.Builder<Symbol> to variables : ImmutableList.Builder<VariableReferenceExpression> in method public map(node TopNNode, source PlanNode, newNodeId PlanNodeId) : TopNNode in class com.facebook.presto.sql.planner.optimizations.SymbolMapper | 
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                                Rename Variable	symbol1 : Symbol to variable1 : VariableReferenceExpression in method private compareOrderBy(o1 WindowNode, o2 WindowNode) : int in class com.facebook.presto.sql.planner.iterative.rule.GatherAndMergeWindows.SwapAdjacentWindowsBySpecifications | 
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                                Rename Variable	orderBySymbols : ImmutableList.Builder<Symbol> to orderByVariables : ImmutableList.Builder<VariableReferenceExpression> in method private window(subPlan PlanBuilder, windowFunctions List<FunctionCall>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Rename Variable	symbol : Symbol to variable : VariableReferenceExpression in method private sort(subPlan PlanBuilder, orderBy Optional<OrderBy>, limit Optional<String>, orderByExpressions List<Expression>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Rename Variable	symbols : ImmutableList.Builder<Symbol> to variables : ImmutableList.Builder<VariableReferenceExpression> in method private canonicalizeAndDistinct(orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences.Rewriter | 
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                                Rename Variable	orderBySymbols : ImmutableList.Builder<Symbol> to orderByVariables : ImmutableList.Builder<VariableReferenceExpression> in method private sort(subPlan PlanBuilder, orderBy Optional<OrderBy>, limit Optional<String>, orderByExpressions List<Expression>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Rename Variable	symbol : Symbol to variable : VariableReferenceExpression in method public map(node TopNNode, source PlanNode, newNodeId PlanNodeId) : TopNNode in class com.facebook.presto.sql.planner.optimizations.SymbolMapper | 
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                                Rename Variable	orderBySymbols : List<Symbol> to orderByVariables : List<VariableReferenceExpression> in method public visitSort(node SortNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Rename Variable	symbol : Symbol to variable : VariableReferenceExpression in method public visitSort(node SortNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Rename Variable	symbol : Symbol to variable : VariableReferenceExpression in method private inlineOrderBySymbols(symbolMapping Map<Symbol,SymbolReference>, orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.iterative.rule.PushAggregationThroughOuterJoin | 
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                                Rename Variable	symbol : Symbol to variable : VariableReferenceExpression in method private canonicalizeAndDistinct(orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences.Rewriter | 
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                                Rename Variable	orderBySymbols : List<Symbol> to orderByVariables : List<VariableReferenceExpression> in method public visitTopN(node TopNNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Rename Variable	symbol : Symbol to variable : VariableReferenceExpression in method private window(subPlan PlanBuilder, windowFunctions List<FunctionCall>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Rename Variable	symbol2 : Symbol to variable2 : VariableReferenceExpression in method private compareOrderBy(o1 WindowNode, o2 WindowNode) : int in class com.facebook.presto.sql.planner.iterative.rule.GatherAndMergeWindows.SwapAdjacentWindowsBySpecifications | 
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                                Rename Variable	orderingSymbol : Symbol to orderingVariable : VariableReferenceExpression in method private verifyAggregationOrderBy(orderingScheme OrderingScheme, expectedSortOrder OrderBy) : boolean in class com.facebook.presto.sql.planner.assertions.AggregationFunctionMatcher | 
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                                Rename Variable	symbol : Symbol to variable : VariableReferenceExpression in method public visitTopN(node TopNNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Change Variable Type	iterator2 : Iterator<Symbol> to iterator2 : Iterator<VariableReferenceExpression> in method private compareOrderBy(o1 WindowNode, o2 WindowNode) : int in class com.facebook.presto.sql.planner.iterative.rule.GatherAndMergeWindows.SwapAdjacentWindowsBySpecifications | 
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                                Change Variable Type	canonical : Symbol to canonical : VariableReferenceExpression in method private canonicalizeAndDistinct(orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences.Rewriter | 
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                                Change Variable Type	orderings : ImmutableMap.Builder<Symbol,SortOrder> to orderings : ImmutableMap.Builder<VariableReferenceExpression,SortOrder> in method private canonicalizeAndDistinct(orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences.Rewriter | 
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                                Change Variable Type	symbol : Symbol to variable : VariableReferenceExpression in method private canonicalizeAndDistinct(orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences.Rewriter | 
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                                Change Variable Type	orderBySymbols : List<Symbol> to orderByVariables : List<VariableReferenceExpression> in method public visitTopN(node TopNNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Change Variable Type	symbol : Symbol to variable : VariableReferenceExpression in method private window(subPlan PlanBuilder, windowFunctions List<FunctionCall>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Change Variable Type	orderings : Map<Symbol,SortOrder> to orderings : Map<VariableReferenceExpression,SortOrder> in method private sort(subPlan PlanBuilder, orderBy Optional<OrderBy>, limit Optional<String>, orderByExpressions List<Expression>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Change Variable Type	symbol2 : Symbol to variable2 : VariableReferenceExpression in method private compareOrderBy(o1 WindowNode, o2 WindowNode) : int in class com.facebook.presto.sql.planner.iterative.rule.GatherAndMergeWindows.SwapAdjacentWindowsBySpecifications | 
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                                Change Variable Type	symbol : Symbol to variable : VariableReferenceExpression in method public visitTopN(node TopNNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Change Variable Type	added : Set<Symbol> to added : Set<VariableReferenceExpression> in method private canonicalizeAndDistinct(orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences.Rewriter | 
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                                Change Variable Type	orderBySymbols : List<Symbol> to orderByVariables : List<VariableReferenceExpression> in method public visitTopNRowNumber(node TopNRowNumberNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Change Variable Type	sortKeys : List<Symbol> to sortKeys : List<VariableReferenceExpression> in method private buildAccumulatorFactory(source PhysicalOperation, aggregation Aggregation) : AccumulatorFactory in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Change Variable Type	ordering : ImmutableMap.Builder<Symbol,SortOrder> to ordering : ImmutableMap.Builder<VariableReferenceExpression,SortOrder> in method private inlineOrderBySymbols(symbolMapping Map<Symbol,SymbolReference>, orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.iterative.rule.PushAggregationThroughOuterJoin | 
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                                Change Variable Type	symbols : ImmutableList.Builder<Symbol> to variables : ImmutableList.Builder<VariableReferenceExpression> in method public map(node TopNNode, source PlanNode, newNodeId PlanNodeId) : TopNNode in class com.facebook.presto.sql.planner.optimizations.SymbolMapper | 
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                                Change Variable Type	orderBySymbols : ImmutableList.Builder<Symbol> to orderByVariables : ImmutableList.Builder<VariableReferenceExpression> in method private window(subPlan PlanBuilder, windowFunctions List<FunctionCall>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Change Variable Type	symbol : Symbol to variable : VariableReferenceExpression in method private sort(subPlan PlanBuilder, orderBy Optional<OrderBy>, limit Optional<String>, orderByExpressions List<Expression>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Change Variable Type	orderBySymbols : ImmutableList.Builder<Symbol> to orderByVariables : ImmutableList.Builder<VariableReferenceExpression> in method private sort(subPlan PlanBuilder, orderBy Optional<OrderBy>, limit Optional<String>, orderByExpressions List<Expression>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Change Variable Type	symbol : Symbol to variable : VariableReferenceExpression in method public map(node TopNNode, source PlanNode, newNodeId PlanNodeId) : TopNNode in class com.facebook.presto.sql.planner.optimizations.SymbolMapper | 
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                                Change Variable Type	orderBySymbols : List<Symbol> to orderByVariables : List<VariableReferenceExpression> in method public visitSort(node SortNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Change Variable Type	orderings : ImmutableMap.Builder<Symbol,SortOrder> to orderings : ImmutableMap.Builder<VariableReferenceExpression,SortOrder> in method public map(node TopNNode, source PlanNode, newNodeId PlanNodeId) : TopNNode in class com.facebook.presto.sql.planner.optimizations.SymbolMapper | 
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                                Change Variable Type	canonical : Symbol to canonical : VariableReferenceExpression in method public map(node TopNNode, source PlanNode, newNodeId PlanNodeId) : TopNNode in class com.facebook.presto.sql.planner.optimizations.SymbolMapper | 
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                                Change Variable Type	symbol : Symbol to variable : VariableReferenceExpression in method private inlineOrderBySymbols(symbolMapping Map<Symbol,SymbolReference>, orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.iterative.rule.PushAggregationThroughOuterJoin | 
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                                Change Variable Type	symbol : Symbol to variable : VariableReferenceExpression in method public visitSort(node SortNode, context LocalExecutionPlanContext) : PhysicalOperation in class com.facebook.presto.sql.planner.LocalExecutionPlanner.Visitor | 
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                                Change Variable Type	column : Symbol to column : VariableReferenceExpression in method public visitTopNRowNumber(node TopNRowNumberNode, inputProperties List<ActualProperties>) : ActualProperties in class com.facebook.presto.sql.planner.optimizations.PropertyDerivations.Visitor | 
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                                Change Variable Type	seenCanonicals : Set<Symbol> to seenCanonicals : Set<VariableReferenceExpression> in method public map(node TopNNode, source PlanNode, newNodeId PlanNodeId) : TopNNode in class com.facebook.presto.sql.planner.optimizations.SymbolMapper | 
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                                Change Variable Type	orderingSymbol : Symbol to orderingVariable : VariableReferenceExpression in method private verifyAggregationOrderBy(orderingScheme OrderingScheme, expectedSortOrder OrderBy) : boolean in class com.facebook.presto.sql.planner.assertions.AggregationFunctionMatcher | 
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                                Change Variable Type	iterator1 : Iterator<Symbol> to iterator1 : Iterator<VariableReferenceExpression> in method private compareOrderBy(o1 WindowNode, o2 WindowNode) : int in class com.facebook.presto.sql.planner.iterative.rule.GatherAndMergeWindows.SwapAdjacentWindowsBySpecifications | 
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                                Change Variable Type	orderings : LinkedHashMap<Symbol,SortOrder> to orderings : LinkedHashMap<VariableReferenceExpression,SortOrder> in method private window(subPlan PlanBuilder, windowFunctions List<FunctionCall>) : PlanBuilder in class com.facebook.presto.sql.planner.QueryPlanner | 
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                                Change Variable Type	symbol1 : Symbol to variable1 : VariableReferenceExpression in method private compareOrderBy(o1 WindowNode, o2 WindowNode) : int in class com.facebook.presto.sql.planner.iterative.rule.GatherAndMergeWindows.SwapAdjacentWindowsBySpecifications | 
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                                Change Variable Type	symbols : ImmutableList.Builder<Symbol> to variables : ImmutableList.Builder<VariableReferenceExpression> in method private canonicalizeAndDistinct(orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.optimizations.UnaliasSymbolReferences.Rewriter | 
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                                Change Variable Type	orderBy : ImmutableList.Builder<Symbol> to orderBy : ImmutableList.Builder<VariableReferenceExpression> in method private inlineOrderBySymbols(symbolMapping Map<Symbol,SymbolReference>, orderingScheme OrderingScheme) : OrderingScheme in class com.facebook.presto.sql.planner.iterative.rule.PushAggregationThroughOuterJoin | 
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