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https://issues.apache.org/jira/browse/PIG-2302?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Daniel Dai resolved PIG-2302.
-----------------------------
Resolution: Duplicate
Assignee: Daniel Dai
This is the same nature as PIG-2275. I will address it in PIG-2275.
> Exception from ILLUSTRATE on FILTER with UDF
> --------------------------------------------
>
> Key: PIG-2302
> URL: https://issues.apache.org/jira/browse/PIG-2302
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.9.0
> Reporter: Doug Daniels
> Assignee: Daniel Dai
>
> Running ILLUSTRATE on the tutorial
> [script1-hadoop.pig|https://github.com/apache/pig/blob/trunk/tutorial/scripts/script1-hadoop.pig]
> throws the Exception:
> {code}
> 2011-09-23 18:43:49,148 [main] ERROR
> org.apache.pig.pen.AugmentBaseDataVisitor - Error visiting Load during
> Augmentation phase of Example Generator! Unknown operator in filter predicate
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 0: Error visiting
> Load during Augmentation phase of Example Generator! Unknown operator in
> filter predicate
> at
> org.apache.pig.pen.AugmentBaseDataVisitor.visit(AugmentBaseDataVisitor.java:514)
> at
> org.apache.pig.newplan.logical.relational.LOFilter.accept(LOFilter.java:64)
> at
> org.apache.pig.pen.util.PreOrderDepthFirstWalker.depthFirst(PreOrderDepthFirstWalker.java:82)
> at
> org.apache.pig.pen.util.PreOrderDepthFirstWalker.depthFirst(PreOrderDepthFirstWalker.java:84)
> at
> org.apache.pig.pen.util.PreOrderDepthFirstWalker.walk(PreOrderDepthFirstWalker.java:66)
> at org.apache.pig.newplan.PlanVisitor.visit(PlanVisitor.java:50)
> at
> org.apache.pig.pen.ExampleGenerator.getExamples(ExampleGenerator.java:180)
> at org.apache.pig.PigServer.getExamples(PigServer.java:1258)
> at
> org.apache.pig.tools.grunt.GruntParser.processIllustrate(GruntParser.java:698)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.Illustrate(PigScriptParser.java:591)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:306)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:188)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:164)
> at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:81)
> at org.apache.pig.Main.run(Main.java:456)
> at org.apache.pig.Main.main(Main.java:108)
> {code}
> I believe it's happening for the first FILTER statement that uses a UDF:
> {code}
> clean1 = FILTER raw BY org.apache.pig.tutorial.NonURLDetector(query);
> {code}
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