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ql/src/java/org/apache/hadoop/hive/ql/exec/spark/HashTableLoader.java <https://reviews.apache.org/r/28145/#comment104311> We don't need this any more? - Jimmy Xiang On Nov. 19, 2014, 11:35 p.m., Chao Sun wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/28145/ > ----------------------------------------------------------- > > (Updated Nov. 19, 2014, 11:35 p.m.) > > > Review request for hive, Jimmy Xiang and Szehon Ho. > > > Bugs: HIVE-8883 > https://issues.apache.org/jira/browse/HIVE-8883 > > > Repository: hive-git > > > Description > ------- > > This test fails with the following stack trace: > java.lang.NullPointerException > at > org.apache.hadoop.hive.ql.exec.MapJoinOperator.processOp(MapJoinOperator.java:257) > at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:815) > at > org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:84) > at > org.apache.hadoop.hive.ql.exec.spark.SparkReduceRecordHandler.processKeyValues(SparkReduceRecordHandler.java:319) > at > org.apache.hadoop.hive.ql.exec.spark.SparkReduceRecordHandler.processRow(SparkReduceRecordHandler.java:276) > at > org.apache.hadoop.hive.ql.exec.spark.HiveReduceFunctionResultList.processNextRecord(HiveReduceFunctionResultList.java:48) > at > org.apache.hadoop.hive.ql.exec.spark.HiveReduceFunctionResultList.processNextRecord(HiveReduceFunctionResultList.java:28) > at > org.apache.hadoop.hive.ql.exec.spark.HiveBaseFunctionResultList$ResultIterator.hasNext(HiveBaseFunctionResultList.java:96) > at > scala.collection.convert.Wrappers$JIteratorWrapper.hasNext(Wrappers.scala:41) > at > org.apache.spark.util.collection.ExternalSorter.insertAll(ExternalSorter.scala:214) > at > org.apache.spark.shuffle.sort.SortShuffleWriter.write(SortShuffleWriter.scala:65) > at > org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:68) > at > org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:41) > at org.apache.spark.scheduler.Task.run(Task.scala:56) > at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:186) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:745) > 2014-11-14 17:05:09,206 ERROR [Executor task launch worker-4]: > spark.SparkReduceRecordHandler > (SparkReduceRecordHandler.java:processRow(285)) - > org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while > processing row (tag=0) > {"key":{"reducesinkkey0":"val_0"},"value":{"_col0":"0"}} > at > org.apache.hadoop.hive.ql.exec.spark.SparkReduceRecordHandler.processKeyValues(SparkReduceRecordHandler.java:328) > at > org.apache.hadoop.hive.ql.exec.spark.SparkReduceRecordHandler.processRow(SparkReduceRecordHandler.java:276) > at > org.apache.hadoop.hive.ql.exec.spark.HiveReduceFunctionResultList.processNextRecord(HiveReduceFunctionResultList.java:48) > at > org.apache.hadoop.hive.ql.exec.spark.HiveReduceFunctionResultList.processNextRecord(HiveReduceFunctionResultList.java:28) > at > org.apache.hadoop.hive.ql.exec.spark.HiveBaseFunctionResultList$ResultIterator.hasNext(HiveBaseFunctionResultList.java:96) > at > scala.collection.convert.Wrappers$JIteratorWrapper.hasNext(Wrappers.scala:41) > at > org.apache.spark.util.collection.ExternalSorter.insertAll(ExternalSorter.scala:214) > at > org.apache.spark.shuffle.sort.SortShuffleWriter.write(SortShuffleWriter.scala:65) > at > org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:68) > at > org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:41) > at org.apache.spark.scheduler.Task.run(Task.scala:56) > at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:186) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:745) > Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Unexpected > exception: null > at > org.apache.hadoop.hive.ql.exec.MapJoinOperator.processOp(MapJoinOperator.java:318) > at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:815) > at > org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:84) > at > org.apache.hadoop.hive.ql.exec.spark.SparkReduceRecordHandler.processKeyValues(SparkReduceRecordHandler.java:319) > ... 14 more > Caused by: java.lang.NullPointerException > at > org.apache.hadoop.hive.ql.exec.MapJoinOperator.processOp(MapJoinOperator.java:257) > ... 17 more > auto_join27.q and auto_join31.q seem to fail with the same error. > > > Diffs > ----- > > ql/src/java/org/apache/hadoop/hive/ql/exec/spark/HashTableLoader.java > 2895d80 > > ql/src/java/org/apache/hadoop/hive/ql/exec/spark/SparkReduceRecordHandler.java > 141ae6f > > Diff: https://reviews.apache.org/r/28145/diff/ > > > Testing > ------- > > Tested with auto_join30.q, auto_join31.q, and auto_join27.q. They now > generates correct results. > > > Thanks, > > Chao Sun > >
