NullPointerException if storing a non-existing alias
----------------------------------------------------
Key: PIG-193
URL: https://issues.apache.org/jira/browse/PIG-193
Project: Pig
Issue Type: Bug
Reporter: Xu Zhang
If a non-existing alias (such as E in the following example script) is stored,
a NullPointerException is generated.
{code}
A = load '../../singlefile/studenttab10k' as (name, age, gpa);
store E into 'results_n_30';
{code}
{noformat}
2008-04-04 22:41:12,686 [main] ERROR org.apache.pig.tools.grunt.Grunt -
java.lang.NullPointerException
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.StoreClause(QueryParser.java:3523)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.BaseExpr(QueryParser.java:706)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.Expr(QueryParser.java:489)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:359)
at
org.apache.pig.impl.logicalLayer.LogicalPlanBuilder.parse(LogicalPlanBuilder.java:47)
at org.apache.pig.PigServer.registerQuery(PigServer.java:262)
at
org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:446)
at
org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:226)
at
org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:62)
at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:60)
at org.apache.pig.Main.main(Main.java:265)
{noformat}
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