Mauro Pirrone created SPARK-5304: ------------------------------------ Summary: applySchema returns NullPointerException Key: SPARK-5304 URL: https://issues.apache.org/jira/browse/SPARK-5304 Project: Spark Issue Type: Bug Components: Spark Core Affects Versions: 1.2.0 Reporter: Mauro Pirrone
The following code snippet returns NullPointerException: val result = ..... val rows = result.take(10) val rowRdd = SparkManager.getContext().parallelize(rows, 1) val schemaRdd = SparkManager.getSQLContext().applySchema(rowRdd, result.schema) java.lang.NullPointerException at org.apache.spark.sql.catalyst.expressions.AttributeReference.hashCode(namedExpressions.scala:147) at scala.runtime.ScalaRunTime$.hash(ScalaRunTime.scala:210) at scala.util.hashing.MurmurHash3.listHash(MurmurHash3.scala:168) at scala.util.hashing.MurmurHash3$.seqHash(MurmurHash3.scala:216) at scala.collection.LinearSeqLike$class.hashCode(LinearSeqLike.scala:53) at scala.collection.immutable.List.hashCode(List.scala:84) at scala.runtime.ScalaRunTime$.hash(ScalaRunTime.scala:210) at scala.util.hashing.MurmurHash3.productHash(MurmurHash3.scala:63) at scala.util.hashing.MurmurHash3$.productHash(MurmurHash3.scala:210) at scala.runtime.ScalaRunTime$._hashCode(ScalaRunTime.scala:172) at org.apache.spark.sql.execution.LogicalRDD.hashCode(ExistingRDD.scala:58) at scala.runtime.ScalaRunTime$.hash(ScalaRunTime.scala:210) at scala.collection.mutable.HashTable$HashUtils$class.elemHashCode(HashTable.scala:398) at scala.collection.mutable.HashMap.elemHashCode(HashMap.scala:39) at scala.collection.mutable.HashTable$class.findEntry(HashTable.scala:130) at scala.collection.mutable.HashMap.findEntry(HashMap.scala:39) at scala.collection.mutable.HashMap.get(HashMap.scala:69) at scala.collection.mutable.MapLike$class.getOrElseUpdate(MapLike.scala:187) at scala.collection.mutable.AbstractMap.getOrElseUpdate(Map.scala:91) at scala.collection.TraversableLike$$anonfun$groupBy$1.apply(TraversableLike.scala:329) at scala.collection.TraversableLike$$anonfun$groupBy$1.apply(TraversableLike.scala:327) at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59) at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47) at scala.collection.TraversableLike$class.groupBy(TraversableLike.scala:327) at scala.collection.AbstractTraversable.groupBy(Traversable.scala:105) at org.apache.spark.sql.catalyst.analysis.NewRelationInstances$.apply(MultiInstanceRelation.scala:44) at org.apache.spark.sql.catalyst.analysis.NewRelationInstances$.apply(MultiInstanceRelation.scala:40) at org.apache.spark.sql.catalyst.rules.RuleExecutor$$anonfun$apply$1$$anonfun$apply$2.apply(RuleExecutor.scala:61) at org.apache.spark.sql.catalyst.rules.RuleExecutor$$anonfun$apply$1$$anonfun$apply$2.apply(RuleExecutor.scala:59) at scala.collection.IndexedSeqOptimized$class.foldl(IndexedSeqOptimized.scala:51) at scala.collection.IndexedSeqOptimized$class.foldLeft(IndexedSeqOptimized.scala:60) at scala.collection.mutable.WrappedArray.foldLeft(WrappedArray.scala:34) at org.apache.spark.sql.catalyst.rules.RuleExecutor$$anonfun$apply$1.apply(RuleExecutor.scala:59) at org.apache.spark.sql.catalyst.rules.RuleExecutor$$anonfun$apply$1.apply(RuleExecutor.scala:51) at scala.collection.immutable.List.foreach(List.scala:318) at org.apache.spark.sql.catalyst.rules.RuleExecutor.apply(RuleExecutor.scala:51) at org.apache.spark.sql.SQLContext$QueryExecution.analyzed$lzycompute(SQLContext.scala:411) at org.apache.spark.sql.SQLContext$QueryExecution.analyzed(SQLContext.scala:411) at org.apache.spark.sql.SchemaRDD.schema$lzycompute(SchemaRDD.scala:135) at org.apache.spark.sql.SchemaRDD.schema(SchemaRDD.scala:135) -- 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