[PIG-424] nested foreach with flatten and agg gives an error

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.2.0
• Fix Version/s: 0.2.0
• Patch Info: Patch Available
• Assignee: Santhosh Muthur Srinivasan
• Reporter: Olga Natkovich
• Created: 09/Sep/08 00:29
• Updated: 24/Mar/10 22:04
• Resolved: 22/Sep/08 19:51

Description

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)