Pig example script no longer working
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Key: CASSANDRA-2487
URL: https://issues.apache.org/jira/browse/CASSANDRA-2487
Project: Cassandra
Issue Type: Bug
Reporter: Jeremy Hanna
Assignee: Jeremy Hanna
Priority: Minor
Fix For: 0.7.5
There is a strange error given when trying to run the example-script.pig.
java.io.IOException: Type mismatch in key from map: expected
org.apache.pig.impl.io.NullableBytesWritable, recieved
org.apache.pig.impl.io.NullableText
at
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.collect(MapTask.java:870)
at
org.apache.hadoop.mapred.MapTask$NewOutputCollector.write(MapTask.java:573)
at
org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Map.collect(PigMapReduce.java:116)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.runPipeline(PigMapBase.java:238)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:231)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:53)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:646)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:322)
at
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:210)
Looks like it has to do with PIG-919 and PIG-1277. For now we can just cast
the var as a chararray and it works though. Will attach a patch.
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