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Guoqiang Li commented on SPARK-3098: ------------------------------------ The following RDD operation seem to have this problem: {{zip}},{{zipWithIndex}},{{zipWithUniqueId}},{{zipPartitions}},{{groupBy}},{{groupByKey}}. > In some cases, operation zipWithIndex get a wrong results > ---------------------------------------------------------- > > Key: SPARK-3098 > URL: https://issues.apache.org/jira/browse/SPARK-3098 > Project: Spark > Issue Type: Bug > Components: Spark Core > Affects Versions: 1.0.1 > Reporter: Guoqiang Li > Priority: Critical > > The reproduce code: > {code} > val c = sc.parallelize(1 to 7899).flatMap { i => > (1 to 10000).toSeq.map(p => i * 6000 + p) > }.distinct().zipWithIndex() > c.join(c).filter(t => t._2._1 != t._2._2).take(3) > {code} > => > {code} > Array[(Int, (Long, Long))] = Array((1732608,(11,12)), (45515264,(12,13)), > (36579712,(13,14))) > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org