spark_hive 異常彙總

1.類型匹配失敗 df.rdd.map({case Row(ab:String,bc:String)=>(ab,bc)}).collect().foreach(println(_)) 18/08/02 11:39:37 INFO DAGScheduler: ResultStage 0 (collect at SDfd.scala:26) failed in 0.243 s due to Job

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