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From "Olga Natkovich (JIRA)" <j...@apache.org>
Subject [jira] Created: (PIG-424) nested foreach with flatten and agg gives an error
Date Tue, 09 Sep 2008 00:31:44 GMT
nested foreach with flatten and agg gives an error
--------------------------------------------------

                 Key: PIG-424
                 URL: https://issues.apache.org/jira/browse/PIG-424
             Project: Pig
          Issue Type: Bug
    Affects Versions: types_branch
            Reporter: Olga Natkovich
             Fix For: types_branch


Script:

A = load 'data' as (name, age, gpa);
B = group A by name;
C = foreach B{
D = order A by gpa;
generate flatten(D), MAX(A.age);}
store C into 'ciemo_4';

Error:

08/09/08 17:25:48 ERROR pig.PigServer: Problem resolving LOForEach schema org.apache.pig.builtin.MAX
does not work with inputs of type {age: bytearray}
08/09/08 17:25:48 ERROR pig.PigServer: Severe problem found during validation org.apache.pig.impl.plan.PlanValidationException:
An unexpected exception caused the validation to stop
08/09/08 17:25:48 ERROR grunt.GruntParser: java.io.IOException: Unable to store for alias:
12 [Problem resolving LOForEach schema org.apache.pig.builtin.MAX does not work with inputs
of type {age: bytearray}Severe problem found during validation org.apache.pig.impl.plan.PlanValidationException:
An unexpected exception caused the validation to stop]
        at org.apache.pig.PigServer.compileLp(PigServer.java:606)
        at org.apache.pig.PigServer.compileLp(PigServer.java:547)
        at org.apache.pig.PigServer.execute(PigServer.java:533)
        at org.apache.pig.PigServer.registerQuery(PigServer.java:283)
        at org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:432)
        at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:242)
        at org.apache.pig.tools.grunt.GruntParser.parseContOnError(GruntParser.java:93)
        at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:58)
        at org.apache.pig.Main.main(Main.java:282)

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