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  1. Spark
  2. SPARK-9999 Dataset API on top of Catalyst/DataFrame
  3. SPARK-11795

org.apache.spark.sql.AnalysisException: Can't extract value from a#12

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 1.6.0
    • Component/s: SQL
    • Labels:
      None
    • Target Version/s:

      Description

      See test case in DatasetSuite

        ignore("Dataset should set the resolved encoders internally for maps") {
          val ds: Dataset[(ClassData, Long)] = Seq(ClassData("one", 1), ClassData("two", 2)).toDS()
              .map(c => ClassData(c.a, c.b + 1))
              .groupBy(p => p).count()
      
          checkAnswer(
            ds,
            (ClassData("one", 1), 1L), (ClassData("two", 2), 1L))
        }
      

      Exception shows:

      [info] - Dataset should set the resolved encoders internally for maps *** FAILED *** (2 seconds, 267 milliseconds)
      [info]   org.apache.spark.sql.AnalysisException: Can't extract value from a#12;
      [info]   at org.apache.spark.sql.catalyst.expressions.ExtractValue$.apply(complexTypeExtractors.scala:73)
      [info]   at org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveReferences$$anonfun$apply$10$$anonfun$applyOrElse$4.applyOrElse(Analyzer.scala:471)
      [info]   at org.apache.spark.sql.catalyst.analysis.Analyzer$ResolveReferences$$anonfun$apply$10$$anonfun$applyOrElse$4.applyOrElse(Analyzer.scala:463)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$transformUp$1.apply(TreeNode.scala:294)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$transformUp$1.apply(TreeNode.scala:294)
      [info]   at org.apache.spark.sql.catalyst.trees.CurrentOrigin$.withOrigin(TreeNode.scala:51)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode.transformUp(TreeNode.scala:293)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$5.apply(TreeNode.scala:291)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$5.apply(TreeNode.scala:291)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$4.apply(TreeNode.scala:250)
      [info]   at scala.collection.Iterator$$anon$11.next(Iterator.scala:328)
      [info]   at scala.collection.Iterator$class.foreach(Iterator.scala:727)
      [info]   at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
      [info]   at scala.collection.generic.Growable$class.$plus$plus$eq(Growable.scala:48)
      [info]   at scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:103)
      [info]   at scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:47)
      [info]   at scala.collection.TraversableOnce$class.to(TraversableOnce.scala:273)
      [info]   at scala.collection.AbstractIterator.to(Iterator.scala:1157)
      [info]   at scala.collection.TraversableOnce$class.toBuffer(TraversableOnce.scala:265)
      [info]   at scala.collection.AbstractIterator.toBuffer(Iterator.scala:1157)
      [info]   at scala.collection.TraversableOnce$class.toArray(TraversableOnce.scala:252)
      [info]   at scala.collection.AbstractIterator.toArray(Iterator.scala:1157)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode.transformChildren(TreeNode.scala:280)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode.transformUp(TreeNode.scala:291)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$5.apply(TreeNode.scala:291)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$5.apply(TreeNode.scala:291)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$4$$anonfun$apply$7.apply(TreeNode.scala:269)
      [info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
      [info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
      [info]   at scala.collection.immutable.List.foreach(List.scala:318)
      [info]   at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
      [info]   at scala.collection.AbstractTraversable.map(Traversable.scala:105)
      [info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$4.apply(TreeNode.scala:267)
      

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            • Assignee:
              cloud_fan Wenchen Fan
              Reporter:
              rxin Reynold Xin
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              Dates

              • Created:
                Updated:
                Resolved: