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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/272/
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Review request for pig and Richard Ding.
Summary
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A = load 'complex data' as (x: bag{});
B = foreach A generate x.($1, $2);
produces stack trace:
2008-10-14 15:11:07,639 [main] ERROR
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error
message from task (reduce)
task_200809241441_9923_r_000000java.lang.NullPointerException
at
org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POProject.getNext(POProject.java:183)
at
org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.processPlan(POForEach.java:215)
at
org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.getNext(POForEach.java:166)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Reduce.runPipeline(PigMapReduce.java:252)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Reduce.reduce(PigMapReduce.java:222)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Reduce.reduce(PigMapReduce.java:134)
at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318)
at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207)
PIG-496-1.patch is depended on PIG-730. Otherwise there will be frontend
exception.
This addresses bug PIG-496.
https://issues.apache.org/jira/browse/PIG-496
Diffs
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http://svn.apache.org/repos/asf/pig/trunk/src/org/apache/pig/builtin/Utf8StorageConverter.java
1057393
http://svn.apache.org/repos/asf/pig/trunk/test/org/apache/pig/test/TestConversions.java
1057393
Diff: https://reviews.apache.org/r/272/diff
Testing
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Test-patch:
[exec] +1 overall.
[exec]
[exec] +1 @author. The patch does not contain any @author tags.
[exec]
[exec] +1 tests included. The patch appears to include 3 new or
modified tests.
[exec]
[exec] +1 javadoc. The javadoc tool did not generate any warning
messages.
[exec]
[exec] +1 javac. The applied patch does not increase the total number
of javac compiler warnings.
[exec]
[exec] +1 findbugs. The patch does not introduce any new Findbugs
warnings.
[exec]
[exec] +1 release audit. The applied patch does not increase the
total number of release audit warnings.
Unit-test
all pass
Thanks,
Daniel
