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- 链接标题:Sparkcore和Sparksql完成经典TopN_sparkcore+sparksql-CSDN博客
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文章浏览阅读2k次。数据是:import org.apache.spark.SparkContextimport org.apache.spark.rdd.RDDimport org.apache.spark.sql.{DataFrame, Row, SparkSession}object TopN { def main(args: Array[String]): Unit = { sparkcoreTopN() sparksqlTopN() } def sparkcoreTopN(_sparkcore+sparksql
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