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https://issues.apache.org/jira/browse/PIG-4438?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14497357#comment-14497357
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liyunzhang_intel commented on PIG-4438:
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PIG-4504_2.patch has resolved testAccumAfterNestedOp, testAccumWithSort and
testAccumWithDistinct.
> Limit after sort does not work in spark mode
> --------------------------------------------
>
> Key: PIG-4438
> URL: https://issues.apache.org/jira/browse/PIG-4438
> Project: Pig
> Issue Type: Sub-task
> Components: spark
> Reporter: liyunzhang_intel
> Assignee: liyunzhang_intel
> Fix For: spark-branch
>
> Attachments: PIG-4438_1.patch, PIG-4438_2.patch
>
>
> when pig script executes "order" before "limit" in spark mode, the results
> will be wrong.
> cat testlimit.txt
> 1 orange
> 3 coconut
> 5 grape
> 6 pear
> 2 apple
> 4 mango
> testlimit.pig:
> a = load './testlimit.txt' as (x:int, y:chararray);
> b = order a by x;
> c = limit b 1;
> store c into './testlimit.out';
> the result:
> 1 orange
> 2 apple
> 3 coconut
> 4 mango
> 5 grape
> 6 pear
> the correct result should be:
> 1 orange
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