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Posted to dev@pig.apache.org by "Daniel Dai (JIRA)" <ji...@apache.org> on 2011/07/20 01:27:57 UTC
[jira] [Commented] (PIG-2146) POStore.getSchema() returns null
because of which PigOutputCommitter is not storing schema while cleanup
[ https://issues.apache.org/jira/browse/PIG-2146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13068062#comment-13068062 ]
Daniel Dai commented on PIG-2146:
---------------------------------
+1
> POStore.getSchema() returns null because of which PigOutputCommitter is not storing schema while cleanup
> --------------------------------------------------------------------------------------------------------
>
> Key: PIG-2146
> URL: https://issues.apache.org/jira/browse/PIG-2146
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.8.1, 0.9.0
> Reporter: Vivek Padmanabhan
> Fix For: 0.9.0
>
> Attachments: PIG-2146.1.patch
>
>
> The below is my script;
> {code}
> register piggybank.jar;
> a = load 'myinput' using PigStorage(',') as (f1:chararray,f2:chararray,f3:chararray);
> b = distinct a;
> c = limit b 2;
> store c into 'pss001' using org.apache.pig.piggybank.storage.PigStorageSchema();
> {code}
> Input
> -------
> a,1,aa
> b,2,bb
> c,3,cc
> For this script , PigStorageSchema is not generating .pig_headers and .pig_schema files. While debugging I could see that storeSchema(..) method itself is not invoked.The schema object for the store is returned as null (POStore.getSchema()) because of which PigOutputCommitter is not invoking the storSchema.
> The same schema object is valid when I run it in local mode. This issue is happening for Pig 0.9 also.
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