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Key: PIG-455
URL: https://issues.apache.org/jira/browse/PIG-455
Project: Pig
Issue Type: Bug
Affects Versions: types_branch
Reporter: Pradeep Kamath
Assignee: Pradeep Kamath
Fix For: types_branch
script:
{code}
a = load 'st10k' as (name, age, gpa);
b = group a by name;
c = foreach b generate flatten(group), COUNT(a) as cnt;
d = foreach c generate group;
dump d;
{code}
Error:
{noformat}
java.io.IOException: Invalid alias: group in {bytearray,cnt: long}
at org.apache.pig.PigServer.parseQuery(PigServer.java:293)
at org.apache.pig.PigServer.registerQuery(PigServer.java:258)
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.parseStopOnError(GruntParser.java:83)
at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:64)
at org.apache.pig.Main.main(Main.java:306)
Caused by: org.apache.pig.impl.logicalLayer.parser.ParseException: Invalid alias: group in {bytearray,cnt: long}
at org.apache.pig.impl.logicalLayer.parser.QueryParser.AliasFieldOrSpec(QueryParser.java:5851)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.ColOrSpec(QueryParser.java:5709)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.BaseEvalSpec(QueryParser.java:4012)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.UnaryExpr(QueryParser.java:3909)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.CastExpr(QueryParser.java:3863)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.MultiplicativeExpr(QueryParser.java:3772)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.AdditiveExpr(QueryParser.java:3698)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.InfixExpr(QueryParser.java:3664)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.FlattenedGenerateItem(QueryParser.java:3590)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.FlattenedGenerateItemList(QueryParser.java:3500)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.GenerateStatement(QueryParser.java:3457)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.NestedBlock(QueryParser.java:2933)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.ForEachClause(QueryParser.java:2336)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.BaseExpr(QueryParser.java:973)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.Expr(QueryParser.java:748)
at org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:549)
at org.apache.pig.impl.logicalLayer.LogicalPlanBuilder.parse(LogicalPlanBuilder.java:60)
at org.apache.pig.PigServer.parseQuery(PigServer.java:290)
... 6 more
{noformat}
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