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2025-04-03 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Servers >
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This article mainly explains "how to obtain the operator of Spark core", the content of the explanation is simple and clear, easy to learn and understand, now please follow the editor's train of thought slowly in depth, together to study and learn "how to obtain the operator of Spark core"!
Transformation filter operator
Map: (map flatMap mapPartitions mapPartitionWithIndex) filter
ByKey operator
Grouping: groupByKey sorting: sortByKey Statistics: countByKey reduce processing: (reduce reduceByKey aggregateByKey)
Acquisition operator
Take takeSample collect saveAsTextFile
Two set operators
Intersection: intersection Union: union Cartesian Product: cartesian join cogroup
Individual set processing operator
Weight removal: distinct Statistics: count
Partition management operator
Compression: coalesce reset: repartition thank you for reading, the above is "how to obtain the operator of Spark core" of the content, after the study of this article, I believe that you have a deeper understanding of how to obtain the operator of Spark core, the specific use of the situation also needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!
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