Skewed join fail due to negative partition index
------------------------------------------------
Key: PIG-1296
URL: https://issues.apache.org/jira/browse/PIG-1296
Project: Pig
Issue Type: Bug
Components: impl
Affects Versions: 0.7.0
Reporter: Daniel Dai
Assignee: Daniel Dai
Fix For: 0.7.0
Skewed join throw stack:
java.io.IOException: Illegal partition for Partition: -1 Null: false index: 0
(fc52di95l6m3j,20100210) (-3648)
at
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.collect(MapTask.java:904)
at
org.apache.hadoop.mapred.MapTask$NewOutputCollector.write(MapTask.java:541)
at
org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$MapWithPartitionIndex.collect(PigMapReduce.java:187)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$MapWithPartitionIndex.runPipeline(PigMapReduce.java:206)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:227)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:52)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
at org.apache.hadoop.mapred.Child.main(Child.java:159)
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