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https://issues.apache.org/jira/browse/PIG-313?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Olga Natkovich updated PIG-313:
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Fix Version/s: 0.9.0
> Error handling aggregate of a computation
> -----------------------------------------
>
> Key: PIG-313
> URL: https://issues.apache.org/jira/browse/PIG-313
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.2.0
> Reporter: Pradeep Kamath
> Priority: Minor
> Fix For: 0.9.0
>
>
> Query which fails:
> {code}
> a = load ':INPATH:/singlefile/studenttab10k' as (name:chararray, age:int,
> gpa:double);
> b = group a by name;
> c = foreach b generate group, SUM(a.age*a.gpa);
> store c into ':OUTPATH:';\,
> {code}
> Error output:
> {quote}
> 2008-07-14 16:34:08,684 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.HExecutionEngine - Connecting
> to hadoop file system at: testhost.com:8020
> 2008-07-14 16:34:08,741 [main] WARN org.apache.hadoop.fs.FileSystem -
> "testhost.com:8020" is a deprecated filesystem name. Use
> "hdfs://testhost:8020/" instead.
> 2008-07-14 16:34:08,995 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.HExecutionEngine - Connecting
> to map-reduce job tracker at: testhost.com:50020
> 2008-07-14 16:34:09,251 [main] WARN org.apache.hadoop.fs.FileSystem -
> "testhost.com:8020" is a deprecated filesystem name. Use
> "hdfs://testhost:8020/" instead.
> 2008-07-14 16:34:09,559 [main] ERROR org.apache.pig.PigServer - Cannot
> evaluate output type of Mul/Div Operator
> 2008-07-14 16:34:09,559 [main] ERROR org.apache.pig.PigServer - Problem
> resolving LOForEach schema
> 2008-07-14 16:34:09,559 [main] ERROR org.apache.pig.PigServer - Severe
> problem found during validation
> org.apache.pig.impl.plan.PlanValidationException: An unexpected exception
> caused the validation to stop
> 2008-07-14 16:34:09,560 [main] ERROR org.apache.pig.tools.grunt.Grunt -
> java.io.IOException: Unable to store for alias: c
> 2008-07-14 16:34:09,560 [main] ERROR org.apache.pig.Main -
> java.io.IOException: Unable to store for alias: c
> {quote}
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