spark技术分享SortAggregateExec Aggregate Physical Operator for Sort-Based Aggregation
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Caution
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FIXME |
Executing Physical Operator (Generating RDD[InternalRow]) — doExecute Method
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doExecute(): RDD[InternalRow] |
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Note
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doExecute is part of SparkPlan Contract to generate the runtime representation of a structured query as a distributed computation over internal binary rows on Apache Spark (i.e. RDD[InternalRow]).
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doExecute…FIXME
