PySpark | Session-8 | groupbykey and reducebykey | Wide Vs Narrow Transformations

#PySparkTutorials #groupbykeyandreducebykey #WideVsNarrowTransformations #CleverStudies
In this video, we have covered the below topics,
Shuffle and Combiner
Differences among groupByKey(), reduceByKey(), aggregateByKey()
Type’s of Transformations
Narrow Transformations
Wide Transformations
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Пікірлер: 3

  • @user-ub6hw9kv8x
    @user-ub6hw9kv8x Жыл бұрын

    Great explanation sir, I've watched many videos but they did'nt cleared this much in detail.

  • @pradeepkumar6165
    @pradeepkumar6165 Жыл бұрын

    Nice Explanation

  • @hirenkanbay
    @hirenkanbay9 ай бұрын

    If we use combiner then technically it shuffle partial (less) data. so I think it supports partial shuffling not avoid it. isnt it?

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