Which version are you using? I can reproduce that in the latest code, but with different exception. I've filed an bug https://issues.apache.org/jira/browse/SPARK-4263, can you also add some information there?
Thanks, Cheng Hao -----Original Message----- From: Kevin Paul [mailto:kevinpaulap...@gmail.com] Sent: Thursday, November 6, 2014 7:09 AM To: user Subject: [SQL] PERCENTILE is not working Hi all, I encounter this error when execute the query sqlContext.sql("select percentile(age, array(0, 0.5, 1)) from people").collect() java.lang.ClassCastException: scala.collection.mutable.ArrayBuffer cannot be cast to [Ljava.lang.Object; at org.apache.hadoop.hive.serde2.objectinspector.StandardListObjectInspector.getListLength(StandardListObjectInspector.java:83) at org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorConverters$ListConverter.convert(ObjectInspectorConverters.java:259) at org.apache.hadoop.hive.ql.udf.generic.GenericUDFUtils$ConversionHelper.convertIfNecessary(GenericUDFUtils.java:349) at org.apache.hadoop.hive.ql.udf.generic.GenericUDAFBridge$GenericUDAFBridgeEvaluator.iterate(GenericUDAFBridge.java:170) at org.apache.spark.sql.hive.HiveUdafFunction.update(hiveUdfs.scala:342) at org.apache.spark.sql.execution.Aggregate$$anonfun$execute$1$$anonfun$6.apply(Aggregate.scala:135) at org.apache.spark.sql.execution.Aggregate$$anonfun$execute$1$$anonfun$6.apply(Aggregate.scala:128) at org.apache.spark.rdd.RDD$$anonfun$13.apply(RDD.scala:599) at org.apache.spark.rdd.RDD$$anonfun$13.apply(RDD.scala:599) at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:35) at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:262) at org.apache.spark.rdd.RDD.iterator(RDD.scala:229) at org.apache.spark.rdd.MappedRDD.compute(MappedRDD.scala:31) at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:262) Thanks, Kevin Paul --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org
