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Posted to dev@pig.apache.org by "Daniel Dai (JIRA)" <ji...@apache.org> on 2009/10/05 20:54:31 UTC
[jira] Assigned: (PIG-995) Limit Optimizer throw exception "ERROR
2156: Error while fixing projections"
[ https://issues.apache.org/jira/browse/PIG-995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Daniel Dai reassigned PIG-995:
------------------------------
Assignee: Daniel Dai
> Limit Optimizer throw exception "ERROR 2156: Error while fixing projections"
> ----------------------------------------------------------------------------
>
> Key: PIG-995
> URL: https://issues.apache.org/jira/browse/PIG-995
> Project: Pig
> Issue Type: Bug
> Components: impl
> Affects Versions: 0.3.0
> Reporter: Daniel Dai
> Assignee: Daniel Dai
> Fix For: 0.6.0
>
>
> The following script fail:
> A = load '1.txt' AS (a0, a1, a2);
> B = order A by a1;
> C = limit B 10;
> D = foreach C generate $0;
> dump D;
> Error log:
> Caused by: org.apache.pig.impl.plan.VisitorException: ERROR 2156: Error while fixing projections. Projection map of node to be replaced is null.
> at org.apache.pig.impl.logicalLayer.ProjectFixerUpper.visit(ProjectFixerUpper.java:138)
> at org.apache.pig.impl.logicalLayer.LOProject.visit(LOProject.java:408)
> at org.apache.pig.impl.logicalLayer.LOProject.visit(LOProject.java:58)
> at org.apache.pig.impl.plan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:65)
> at org.apache.pig.impl.plan.DepthFirstWalker.walk(DepthFirstWalker.java:50)
> at org.apache.pig.impl.plan.PlanVisitor.visit(PlanVisitor.java:51)
> at org.apache.pig.impl.logicalLayer.LOForEach.rewire(LOForEach.java:761)
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