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https://issues.apache.org/jira/browse/PIG-2474?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dmitriy V. Ryaboy updated PIG-2474:
-----------------------------------
Description:
The following script fails:
{code}
l = load 'tmp/t' as (key:int, v1, v2);
g = group l by key;
f = foreach g { o = order l by v2; generate l.v1; };
describe f;
f: {key: int,v1: bytearray,v2: bytearray}
-- NOTE: this schema for f is the schema of o, not of l.v1 that we generate!
dump f
2012-01-13 22:19:09,947 [main] INFO org.apache.pig.tools.pigstats.ScriptState
- Pig features used in the script: GROUP_BY
2012-01-13 22:19:09,974 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
2000: Error processing rule DuplicateForEachColumnRewrite
{code}
was:
The following script fails:
{code}
l = load 'tmp/t' as (key:int, v1, v2);
g = group l by key;
f = foreach g { o = order l by v2; generate l.v1; };
describe f;
f: {key: int,v1: bytearray,v2: bytearray}
-- NOTE: this schema for f is the schema of o, not of l.v1 that we generate!
dump f
2012-01-13 22:19:09,947 [main] INFO org.apache.pig.tools.pigstats.ScriptState
- Pig features used in the script: GROUP_BY
2012-01-13 22:19:09,974 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
2000: Error processing rule DuplicateForEachColumnRewrite
> DuplicateForEachColumnRewrite fails in some pig scripts
> -------------------------------------------------------
>
> Key: PIG-2474
> URL: https://issues.apache.org/jira/browse/PIG-2474
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.9.2
> Reporter: Dmitriy V. Ryaboy
>
> The following script fails:
> {code}
> l = load 'tmp/t' as (key:int, v1, v2);
> g = group l by key;
> f = foreach g { o = order l by v2; generate l.v1; };
> describe f;
> f: {key: int,v1: bytearray,v2: bytearray}
> -- NOTE: this schema for f is the schema of o, not of l.v1 that we generate!
> dump f
> 2012-01-13 22:19:09,947 [main] INFO
> org.apache.pig.tools.pigstats.ScriptState - Pig features used in the script:
> GROUP_BY
> 2012-01-13 22:19:09,974 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
> 2000: Error processing rule DuplicateForEachColumnRewrite
> {code}
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