点击下载:上海交通大学:《Multicore Architecture and Parallel Computing》课程教学资源(PPT课件讲稿)Lecture 9 MapReduce
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G Execution Input M M Intermediate kl: v kI: v k2: v kl: y k3: v k4: v k4: v k5: v k4: v kI:v k3: Group by Key Grouped kl: v, v, v, v k2: v k3: v, v k4: v, v, v k5: v R RR R R OutputExecution 20
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点击下载:上海交通大学:《Multicore Architecture and Parallel Computing》课程教学资源(PPT课件讲稿)Lecture 9 MapReduce
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