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
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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