[ https://issues.apache.org/jira/browse/PIG-173?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Arun C Murthy resolved PIG-173.
-------------------------------
Resolution: Fixed
Fixed as a part of PIG-94.
> NullPointerException when running my Pig script with streaming
> --------------------------------------------------------------
>
> Key: PIG-173
> URL: https://issues.apache.org/jira/browse/PIG-173
> Project: Pig
> Issue Type: Bug
> Reporter: Xu Zhang
> Assignee: Arun C Murthy
> Priority: Critical
>
> Execute the following Pig statements in Grunt or with a Pig script, and a NullPointerException
is generated.
> {noformat}
> grunt> A = load '/user/pig/tests/data/singlefile/studentcolon10k' using PigStorage(':');
> grunt> B = foreach A generate $2, $1, $0;
> grunt> define X `awk 'BEGIN {FS = ","; OFS = "\t"} {print $3, $2, $1}'` input (stdin
using
> PigStorage(','));
> grunt> C = stream B through X;
> grunt> D = foreach C generate $0, $1;
> 2008-03-28 14:17:20,978 [main] ERROR org.apache.pig.tools.grunt.GruntParser - java.lang.NullPointerException
> at org.apache.pig.impl.logicalLayer.LOEval.outputSchema(LOEval.java:69)
> at org.apache.pig.impl.logicalLayer.parser.QueryParser.ForEachClause(QueryParser.java:1508)
> at org.apache.pig.impl.logicalLayer.parser.QueryParser.BaseExpr(QueryParser.java:691)
> at org.apache.pig.impl.logicalLayer.parser.QueryParser.Expr(QueryParser.java:492)
> at org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:342)
> at org.apache.pig.impl.logicalLayer.LogicalPlanBuilder.parse(LogicalPlanBuilder.java:47)
> at org.apache.pig.PigServer.registerQuery(PigServer.java:261)
> at org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:462)
> at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:226)
> at org.apache.pig.tools.grunt.GruntParser.parseContOnError(GruntParser.java:73)
> at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:54)
> at org.apache.pig.Main.main(Main.java:253)
> 2008-03-28 14:17:20,979 [main] ERROR org.apache.pig.tools.grunt.GruntParser - java.lang.NullPointerException
> {noformat}
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