spark transform算子_Spark高性能Job
知乎导入md文件会失真,无语,将就着看吧!原博客地址为:Spark高性能Job1.1 Job遇到一个action算子就会提交一个job,常见的transformation算子以及Action算子:Transformationmap, mapPartitions, flatMap, filter, union, groupbyKey, repartition, cacheActionreduce, ...