[ https://issues.apache.org/jira/browse/PIG-995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Daniel Dai updated PIG-995: --------------------------- Status: Patch Available (was: Open) > 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 > > Attachments: PIG-995-1.patch > > > 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) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.