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Ganesh Krishnan commented on SPARK-13795: ----------------------------------------- This is similar to this Scala bug: https://issues.scala-lang.org/browse/SI-6337 > ClassCast Exception while attempting to show() a DataFrame > ---------------------------------------------------------- > > Key: SPARK-13795 > URL: https://issues.apache.org/jira/browse/SPARK-13795 > Project: Spark > Issue Type: Bug > Components: Spark Core > Affects Versions: 1.6.0 > Environment: Linux 14.04 LTS > Reporter: Ganesh Krishnan > > DataFrame Schema (by printSchema() ) is as follows > allDataJoined.printSchema() > |-- eventType: string (nullable = true) > |-- itemId: string (nullable = true) > |-- productId: string (nullable = true) > |-- productVersion: string (nullable = true) > |-- servicedBy: string (nullable = true) > |-- ACCOUNT_NAME: string (nullable = true) > |-- CONTENTGROUPID: string (nullable = true) > |-- PRODUCT_ID: string (nullable = true) > |-- PROFILE_ID: string (nullable = true) > |-- SALESADVISEREMAIL: string (nullable = true) > |-- businessName: string (nullable = true) > |-- contentGroupId: string (nullable = true) > |-- salesAdviserName: string (nullable = true) > |-- salesAdviserPhone: string (nullable = true) > There is NO column that has any datatype except String. There used to be > previously an inferred column of type long that was dropped > > DataFrame allDataJoined = whiteEventJoinedWithReference. > drop(rliDataFrame.col("occurredAtDate")); > allDataJoined.printSchema() : output above ^^ > Now > allDataJoined.show() throws the following exception vv > java.lang.ClassCastException: java.lang.Long cannot be cast to > java.lang.Integer > at scala.runtime.BoxesRunTime.unboxToInt(BoxesRunTime.java:106) > at scala.math.Ordering$Int$.compare(Ordering.scala:256) > at scala.math.Ordering$class.gt(Ordering.scala:97) > at scala.math.Ordering$Int$.gt(Ordering.scala:256) > at > org.apache.spark.sql.catalyst.expressions.GreaterThan.nullSafeEval(predicates.scala:457) > at > org.apache.spark.sql.catalyst.expressions.BinaryExpression.eval(Expression.scala:383) > at > org.apache.spark.sql.catalyst.expressions.And.eval(predicates.scala:238) > at > org.apache.spark.sql.catalyst.expressions.InterpretedPredicate$$anonfun$create$2.apply(predicates.scala:38) > at > org.apache.spark.sql.catalyst.expressions.InterpretedPredicate$$anonfun$create$2.apply(predicates.scala:38) > at > org.apache.spark.sql.execution.datasources.DataSourceStrategy$$anonfun$prunePartitions$1.apply(DataSourceStrategy.scala:257) > at > org.apache.spark.sql.execution.datasources.DataSourceStrategy$$anonfun$prunePartitions$1.apply(DataSourceStrategy.scala:257) > at > scala.collection.TraversableLike$$anonfun$filter$1.apply(TraversableLike.scala:264) > at > scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59) > at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47) > at > scala.collection.TraversableLike$class.filter(TraversableLike.scala:263) > at scala.collection.AbstractTraversable.filter(Traversable.scala:105) > at > org.apache.spark.sql.execution.datasources.DataSourceStrategy$.prunePartitions(DataSourceStrategy.scala:257) > at > org.apache.spark.sql.execution.datasources.DataSourceStrategy$.apply(DataSourceStrategy.scala:82) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at scala.collection.Iterator$$anon$13.hasNext(Iterator.scala:371) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner.plan(QueryPlanner.scala:59) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner.planLater(QueryPlanner.scala:54) > at > org.apache.spark.sql.execution.SparkStrategies$EquiJoinSelection$.makeBroadcastHashJoin(SparkStrategies.scala:88) > at > org.apache.spark.sql.execution.SparkStrategies$EquiJoinSelection$.apply(SparkStrategies.scala:97) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at scala.collection.Iterator$$anon$13.hasNext(Iterator.scala:371) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner.plan(QueryPlanner.scala:59) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner.planLater(QueryPlanner.scala:54) > at > org.apache.spark.sql.execution.SparkStrategies$BasicOperators$.apply(SparkStrategies.scala:336) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at scala.collection.Iterator$$anon$13.hasNext(Iterator.scala:371) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner.plan(QueryPlanner.scala:59) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner.planLater(QueryPlanner.scala:54) > at > org.apache.spark.sql.execution.SparkStrategies$BasicOperators$.apply(SparkStrategies.scala:349) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner$$anonfun$1.apply(QueryPlanner.scala:58) > at scala.collection.Iterator$$anon$13.hasNext(Iterator.scala:371) > at > org.apache.spark.sql.catalyst.planning.QueryPlanner.plan(QueryPlanner.scala:59) > at > org.apache.spark.sql.execution.QueryExecution.sparkPlan$lzycompute(QueryExecution.scala:47) > at > org.apache.spark.sql.execution.QueryExecution.sparkPlan(QueryExecution.scala:45) > at > org.apache.spark.sql.execution.QueryExecution.executedPlan$lzycompute(QueryExecution.scala:52) > at > org.apache.spark.sql.execution.QueryExecution.executedPlan(QueryExecution.scala:52) > at org.apache.spark.sql.DataFrame.withCallback(DataFrame.scala:2134) > at org.apache.spark.sql.DataFrame.head(DataFrame.scala:1413) > at org.apache.spark.sql.DataFrame.take(DataFrame.scala:1495) > at org.apache.spark.sql.DataFrame.showString(DataFrame.scala:171) > at org.apache.spark.sql.DataFrame.show(DataFrame.scala:394) > at org.apache.spark.sql.DataFrame.show(DataFrame.scala:355) > at org.apache.spark.sql.DataFrame.show(DataFrame.scala:363) > Checked, googled, stackoverflowed with no results. > Somehow it was trying to cast a value of the dropped column 20160100 to int > (even though debugging shows it as Long value: bigint) > Also, we use Java and not Scala. -- 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