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                                Rename Variable	mapBuilder : BlockBuilder to singleMapBlockWriter : BlockBuilder in method private createChannel(positionCount int, mapType MapType, elementType Type) : Block in class com.facebook.presto.operator.scalar.BenchmarkTransformValue.BenchmarkData | 
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                                Rename Variable	mapBuilder : BlockBuilder to singleMapBlockWriter : BlockBuilder in method private createChannel(positionCount int, mapType MapType, elementType Type) : Block in class com.facebook.presto.operator.scalar.BenchmarkTransformKey.BenchmarkData | 
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                                Rename Variable	mapArrayBuilder : BlockBuilder to mapBlockBuilder : BlockBuilder in method private createChannel(positionCount int, mapType MapType, elementType Type) : Block in class com.facebook.presto.operator.scalar.BenchmarkTransformKey.BenchmarkData | 
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                                Rename Variable	mapArrayBuilder : BlockBuilder to mapBlockBuilder : BlockBuilder in method private createChannel(positionCount int, mapType MapType, elementType Type) : Block in class com.facebook.presto.operator.scalar.BenchmarkTransformValue.BenchmarkData | 
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