Ordering on types other than byte array fails.
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Key: PIG-344
URL: https://issues.apache.org/jira/browse/PIG-344
Project: Pig
Issue Type: Bug
Affects Versions: types_branch
Reporter: Alan Gates
Assignee: Alan Gates
Priority: Critical
Fix For: types_branch
{code}
A = load '/Users/gates/test/data/studenttab10' as (name: chararray, age: long,
gpa: float);
B = order A by gpa;
dump B;
{code}
java.io.IOException: Type mismatch in key from map: expected
org.apache.hadoop.io.BytesWritable, recieved org.apache.hadoop.io.FloatWritable
at
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.collect(MapTask.java:419)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Map.collect(PigMapReduce.java:79)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:119)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Map.map(PigMapReduce.java:71)
at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:219)
at
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:157)
If the gpa type is not declared, then the sort passes.
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