"duplicate uid in schema" error from script that uses multiple FOREACH on same
relation
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Key: PIG-2636
URL: https://issues.apache.org/jira/browse/PIG-2636
Project: Pig
Issue Type: Bug
Affects Versions: 0.9.0
Reporter: Pete Gieser
Priority: Minor
The following script:
A = LOAD 'bug.in' AS a:tuple(x:int, y:int);
B1 = FOREACH A GENERATE a.x, a.y;
B2 = FOREACH A GENERATE a.x, a.y;
C = JOIN B1 BY x, B2 by x;
yields the following error:
org.apache.pig.impl.plan.PlanValidationException: ERROR 2270: Logical plan
invalid state: duplicate uid in schema :
B1::x#35:int,B1::y#36:int,B2::x#35:int,B2::y#36:int
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