This is not supported yet, but there is a PR open to fix it: https://issues.apache.org/jira/browse/SPARK-2446
On Mon, Jul 14, 2014 at 4:17 AM, Pei-Lun Lee <pl...@appier.com> wrote: > Hi, > > I am using spark-sql 1.0.1 to load parquet files generated from method > described in: > > https://gist.github.com/massie/7224868 > > > When I try to submit a select query with columns of type fixed length byte > array, the following error pops up: > > > 14/07/14 11:09:14 INFO scheduler.DAGScheduler: Failed to run take at > basicOperators.scala:100 > org.apache.spark.SparkDriverExecutionException: Execution error > at > org.apache.spark.scheduler.DAGScheduler.runLocallyWithinThread(DAGScheduler.scala:581) > at > org.apache.spark.scheduler.DAGScheduler$$anon$1.run(DAGScheduler.scala:559) > Caused by: parquet.io.ParquetDecodingException: Can not read value at 0 in > block -1 in file s3n://foo/bar/part-r-00000.snappy.parquet > at > parquet.hadoop.InternalParquetRecordReader.nextKeyValue(InternalParquetRecordReader.java:177) > at > parquet.hadoop.ParquetRecordReader.nextKeyValue(ParquetRecordReader.java:130) > at > org.apache.spark.rdd.NewHadoopRDD$$anon$1.hasNext(NewHadoopRDD.scala:122) > at > org.apache.spark.InterruptibleIterator.hasNext(InterruptibleIterator.scala:39) > at scala.collection.Iterator$$anon$11.hasNext(Iterator.scala:327) > at scala.collection.Iterator$$anon$14.hasNext(Iterator.scala:388) > at scala.collection.Iterator$$anon$11.hasNext(Iterator.scala:327) > at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:308) > at scala.collection.Iterator$class.foreach(Iterator.scala:727) > at scala.collection.AbstractIterator.foreach(Iterator.scala:1157) > at > scala.collection.generic.Growable$class.$plus$plus$eq(Growable.scala:48) > at > scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:103) > at > scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:47) > at scala.collection.TraversableOnce$class.to > (TraversableOnce.scala:273) > at scala.collection.AbstractIterator.to(Iterator.scala:1157) > at > scala.collection.TraversableOnce$class.toBuffer(TraversableOnce.scala:265) > at scala.collection.AbstractIterator.toBuffer(Iterator.scala:1157) > at > scala.collection.TraversableOnce$class.toArray(TraversableOnce.scala:252) > at scala.collection.AbstractIterator.toArray(Iterator.scala:1157) > at org.apache.spark.rdd.RDD$$anonfun$27.apply(RDD.scala:989) > at org.apache.spark.rdd.RDD$$anonfun$27.apply(RDD.scala:989) > at > org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1083) > at > org.apache.spark.scheduler.DAGScheduler.runLocallyWithinThread(DAGScheduler.scala:574) > ... 1 more > Caused by: java.lang.ClassCastException: Expected instance of primitive > converter but got > "org.apache.spark.sql.parquet.CatalystNativeArrayConverter" > at parquet.io.api.Converter.asPrimitiveConverter(Converter.java:30) > at > parquet.io.RecordReaderImplementation.<init>(RecordReaderImplementation.java:264) > at > parquet.io.MessageColumnIO.getRecordReader(MessageColumnIO.java:60) > at > parquet.io.MessageColumnIO.getRecordReader(MessageColumnIO.java:74) > at > parquet.hadoop.InternalParquetRecordReader.checkRead(InternalParquetRecordReader.java:110) > at > parquet.hadoop.InternalParquetRecordReader.nextKeyValue(InternalParquetRecordReader.java:172) > ... 24 more > > > Is fixed length byte array supposed to work in this version? I noticed > that other array types like int or string already work. > > Thanks, > -- > Pei-Lun > >
