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Posted to dev@pig.apache.org by "Jeongjin Ku (JIRA)" <ji...@apache.org> on 2014/03/25 18:58:22 UTC

[jira] [Updated] (PIG-3833) Relation loaded by AvroStorage with schema is projected incorrectly in foreach statement.

     [ https://issues.apache.org/jira/browse/PIG-3833?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jeongjin Ku updated PIG-3833:
-----------------------------

    Description: 
This example has a correct behavior. 

in = LOAD '$INFILE' USING AvroStorage('','-f schema.avsc');
out = FOREACH in GENERATE *;

But if we try to pick and project specific fields like the following example,

in = LOAD '$INFILE' USING AvroStorage('','-f schema.avsc');
out = FOREACH in GENERATE $0,$1,$7;

Actual result is "$0, $1, $2" not "$0,$1,$7"

This bug is always reproducible.



  was:
This example has a correct behavior. 

in = LOAD '$INFILE' USING AvroStorage('','$AVROSTORAGE_IN_2');
out = FOREACH in GENERATE *;

But if we try to pick and project specific fields like the following example,

in = LOAD '$INFILE' USING AvroStorage('','$AVROSTORAGE_IN_2');
out = FOREACH in GENERATE $0,$1,$7;

Actual result is "$0, $1, $2" not "$0,$1,$7"




> Relation loaded by AvroStorage with schema is projected incorrectly in foreach statement.
> -----------------------------------------------------------------------------------------
>
>                 Key: PIG-3833
>                 URL: https://issues.apache.org/jira/browse/PIG-3833
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.12.0
>            Reporter: Jeongjin Ku
>
> This example has a correct behavior. 
> in = LOAD '$INFILE' USING AvroStorage('','-f schema.avsc');
> out = FOREACH in GENERATE *;
> But if we try to pick and project specific fields like the following example,
> in = LOAD '$INFILE' USING AvroStorage('','-f schema.avsc');
> out = FOREACH in GENERATE $0,$1,$7;
> Actual result is "$0, $1, $2" not "$0,$1,$7"
> This bug is always reproducible.



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