Nexted sort by * throw exception
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Key: PIG-1086
URL: https://issues.apache.org/jira/browse/PIG-1086
Project: Pig
Issue Type: Bug
Affects Versions: 0.5.0
Reporter: Daniel Dai
The following script fail:
a = load '1.txt' as (a0, a1, a2);
b = group a by *;
c = foreach b { d = distinct a; generate d;};
explain c;
Here is the stack:
Caused by: java.lang.ArrayIndexOutOfBoundsException: -1
at java.util.ArrayList.get(ArrayList.java:324)
at
org.apache.pig.impl.logicalLayer.schema.Schema.getField(Schema.java:752)
at org.apache.pig.impl.logicalLayer.LOSort.getSortInfo(LOSort.java:332)
at
org.apache.pig.backend.hadoop.executionengine.physicalLayer.LogToPhyTranslationVisitor.visit(LogToPhyTranslationVisitor.java:1365)
at org.apache.pig.impl.logicalLayer.LOSort.visit(LOSort.java:176)
at org.apache.pig.impl.logicalLayer.LOSort.visit(LOSort.java:43)
at
org.apache.pig.impl.plan.DependencyOrderWalkerWOSeenChk.walk(DependencyOrderWalkerWOSeenChk.java:69)
at
org.apache.pig.backend.hadoop.executionengine.physicalLayer.LogToPhyTranslationVisitor.visit(LogToPhyTranslationVisitor.java:1274)
at org.apache.pig.impl.logicalLayer.LOForEach.visit(LOForEach.java:130)
at org.apache.pig.impl.logicalLayer.LOForEach.visit(LOForEach.java:45)
at
org.apache.pig.impl.plan.DependencyOrderWalker.walk(DependencyOrderWalker.java:69)
at org.apache.pig.impl.plan.PlanVisitor.visit(PlanVisitor.java:51)
at
org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.compile(HExecutionEngine.java:234)
at org.apache.pig.PigServer.compilePp(PigServer.java:864)
at org.apache.pig.PigServer.explain(PigServer.java:583)
... 8 more
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