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From "sunjincheng (JIRA)" <j...@apache.org>
Subject [jira] [Created] (FLINK-6479) Hot fix FLINK-5906 bug
Date Mon, 08 May 2017 07:23:04 GMT
sunjincheng created FLINK-6479:
----------------------------------

             Summary: Hot fix FLINK-5906 bug
                 Key: FLINK-6479
                 URL: https://issues.apache.org/jira/browse/FLINK-6479
             Project: Flink
          Issue Type: Bug
          Components: Table API & SQL
    Affects Versions: 1.3.0
            Reporter: sunjincheng
            Assignee: sunjincheng


{code}
    val windowedTable = table
      .window(Slide over 2.rows every 1.rows on 'proctime as 'w)
      .groupBy('w, 'string)
      .select(weightAvgFun('long, 'int))
{code}
will got exception:
{code}
java.lang.IndexOutOfBoundsException: index (2) must be less than size (2)

	at com.google.common.base.Preconditions.checkElementIndex(Preconditions.java:310)
	at com.google.common.base.Preconditions.checkElementIndex(Preconditions.java:292)
	at com.google.common.collect.RegularImmutableList.get(RegularImmutableList.java:65)
	at org.apache.calcite.util.Pair$6.get(Pair.java:347)
	at scala.collection.convert.Wrappers$JListWrapper.apply(Wrappers.scala:88)
	at org.apache.flink.table.plan.nodes.CommonAggregate$$anonfun$groupingToString$1.apply(CommonAggregate.scala:34)
	at org.apache.flink.table.plan.nodes.CommonAggregate$$anonfun$groupingToString$1.apply(CommonAggregate.scala:34)
	at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
	at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
	at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
	at scala.collection.mutable.ArrayOps$ofInt.foreach(ArrayOps.scala:156)
	at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
	at scala.collection.mutable.ArrayOps$ofInt.map(ArrayOps.scala:156)
	at org.apache.flink.table.plan.nodes.CommonAggregate$class.groupingToString(CommonAggregate.scala:34)
	at org.apache.flink.table.plan.nodes.datastream.DataStreamGroupWindowAggregate.groupingToString(DataStreamGroupWindowAggregate.scala:44)
{code}





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