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Alan Gates commented on PIG-1132: --------------------------------- Thanks, that clears up several questions I had. +1, patch looks good. > Column Pruner issues in dealing with unprunable loader > ------------------------------------------------------ > > Key: PIG-1132 > URL: https://issues.apache.org/jira/browse/PIG-1132 > Project: Pig > Issue Type: Bug > Affects Versions: 0.4.0 > Reporter: Daniel Dai > Assignee: Daniel Dai > Fix For: 0.6.0 > > Attachments: PIG-1132-1.patch, PIG-1132-2.patch > > > The following script fail: > {code} > a = load '1.txt' using BinStorage() as (a0, a1, a2); > b = foreach a generate a2, a0, a1; > c = foreach b generate a0, a2; > explain c; > {code} > Error message: > ERROR 2163: Error during fixing projections. Could not locate replacement > column for column: 1 in the new predecessor at > org.apache.pig.impl.logicalLayer.ProjectFixerUpper.visit(ProjectFixerUpper.java:262) > at > org.apache.pig.impl.logicalLayer.LOProject.visit(LOProject.java:404) > at org.apache.pig.impl.logicalLayer.LOProject.visit(LOProject.java:58) > at > org.apache.pig.impl.plan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:67) > 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:770) > ... 19 more > Also even we fix the exception, the result is wrong. > Thanks Thejas for finding a reproducible test case for PigLatin -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.