[PIG-5383] OrcStorage fails when "bytearray" represents unknown type

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.18.0
• Hadoop Flags: Reviewed
• Assignee: Koji Noguchi
• Reporter: Koji Noguchi
• Created: 11/Mar/19 20:08
• Updated: 12/Mar/19 04:28
• Resolved: 12/Mar/19 04:28

Description

In Pig, "bytearray" can be array of bytes OR unknown type.
OrcStorage cannot handle the latter for writes and fails with

2019-02-14 05:45:43,855 [PigTezLauncher-0] INFO  org.apache.pig.backend.hadoop.executionengine.tez.TezJob  - DAG Status: status=FAILED, progress=TotalTasks: 39549 Succeeded: 31451 Running: 0 Failed: 1 Killed: 8097 FailedTaskAttempts: 2865 KilledTaskAttempts: 1305, diagnostics=Vertex failed, vertexName=scope-56672, vertexId=vertex_, diagnostics=[Task failed, taskId=task_, diagnostics=[TaskAttempt 0 failed, info=[Error: Error while running task ( failure ) : attempt_:java.lang.ClassCastException: java.lang.Boolean cannot be cast to [B
	at org.apache.pig.impl.util.orc.OrcUtils$PigDataByteArrayObjectInspector.getPrimitiveWritableObject(OrcUtils.java:648)
	at org.apache.hadoop.hive.ql.io.orc.WriterImpl$BinaryTreeWriter.write(WriterImpl.java:1547)
	at org.apache.hadoop.hive.ql.io.orc.WriterImpl$MapTreeWriter.write(WriterImpl.java:1933)
	at org.apache.hadoop.hive.ql.io.orc.WriterImpl$StructTreeWriter.write(WriterImpl.java:1805)
	at org.apache.hadoop.hive.ql.io.orc.WriterImpl.addRow(WriterImpl.java:2477)
	at org.apache.hadoop.hive.ql.io.orc.OrcNewOutputFormat$OrcRecordWriter.write(OrcNewOutputFormat.java:53)
	at org.apache.hadoop.hive.ql.io.orc.OrcNewOutputFormat$OrcRecordWriter.write(OrcNewOutputFormat.java:37)
	at org.apache.pig.builtin.OrcStorage.putNext(OrcStorage.java:262)
	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:136)
	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:95)
	at org.apache.tez.mapreduce.output.MROutput$1.write(MROutput.java:557)
	at org.apache.pig.backend.hadoop.executionengine.tez.plan.operator.POStoreTez.getNextTuple(POStoreTez.java:129)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.runPipeline(POSplit.java:254)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.processPlan(POSplit.java:235)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.getNextTuple(POSplit.java:227)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.runPipeline(POSplit.java:254)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.processPlan(POSplit.java:235)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.processPlan(POSplit.java:240)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.processPlan(POSplit.java:240)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.processPlan(POSplit.java:240)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.processPlan(POSplit.java:240)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.processPlan(POSplit.java:240)
	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POSplit.getNextTuple(POSplit.java:227)
	at org.apache.pig.backend.hadoop.executionengine.tez.runtime.PigProcessor.runPipeline(PigProcessor.java:382)
	at org.apache.pig.backend.hadoop.executionengine.tez.runtime.PigProcessor.run(PigProcessor.java:244)
	at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:374)
	at org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:73)
	at org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:61)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1953)
	at org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:61)
	at org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:37)
	at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)