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Pig, mail # dev - ORDER BY illustrator


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Allan 2012-10-09, 21:10
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Re: ORDER BY illustrator
Russell Jurney 2012-10-09, 22:38
Does: illustrate A; work?

Does: C = foreach B generate f1, f2; illustrate C; work?

Russell Jurney http://datasyndrome.com

On Oct 9, 2012, at 2:10 PM, Allan <[EMAIL PROTECTED]> wrote:

> Hi to everybody,
>
> I was trying to execute this script with Pig (from trunk r1396318)
>
> A = LOAD 'test01' AS (f1:chararray,f2:int,f3:chararray);
> B = order A by f1;
> illustrate B;
>
> And I get this exception:
>
> =====================================================================>
> java.lang.RuntimeException: ReadOnceBag does not support getMemorySize
> operation
> at org.apache.pig.data.ReadOnceBag.getMemorySize(ReadOnceBag.java:74)
> at org.apache.pig.data.SizeUtil.getPigObjMemSize(SizeUtil.java:61)
> at org.apache.pig.data.DefaultTuple.getMemorySize(DefaultTuple.java:180)
> at org.apache.pig.pen.util.ExampleTuple.getMemorySize(ExampleTuple.java:97)
> at
> org.apache.pig.data.DefaultAbstractBag.getMemorySize(DefaultAbstractBag.java:148)
> at
> org.apache.pig.data.DefaultAbstractBag.markSpillableIfNecessary(DefaultAbstractBag.java:100)
> at org.apache.pig.data.DefaultAbstractBag.add(DefaultAbstractBag.java:92)
> at org.apache.pig.pen.Illustrator.addData(Illustrator.java:116)
> at
> org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POPackageLite.illustratorMarkup(POPackageLite.java:227)
> at
> org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POPackageLite.getNext(POPackageLite.java:182)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.processOnePackageOutput(PigGenericMapReduce.java:422)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.reduce(PigGenericMapReduce.java:413)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.reduce(PigGenericMapReduce.java:257)
> at org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:176)
> at
> org.apache.pig.pen.LocalMapReduceSimulator.launchPig(LocalMapReduceSimulator.java:235)
> at org.apache.pig.pen.ExampleGenerator.getData(ExampleGenerator.java:257)
> at org.apache.pig.pen.ExampleGenerator.getData(ExampleGenerator.java:238)
> at
> org.apache.pig.pen.LineageTrimmingVisitor.init(LineageTrimmingVisitor.java:103)
> at
> org.apache.pig.pen.LineageTrimmingVisitor.<init>(LineageTrimmingVisitor.java:98)
> at
> org.apache.pig.pen.ExampleGenerator.getExamples(ExampleGenerator.java:166)
> at org.apache.pig.PigServer.getExamples(PigServer.java:1180)
> at
> org.apache.pig.tools.grunt.GruntParser.processIllustrate(GruntParser.java:738)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.Illustrate(PigScriptParser.java:626)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:323)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:193)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:169)
> at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:69)
> at org.apache.pig.Main.run(Main.java:538)
> at org.apache.pig.Main.main(Main.java:154)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
>
> =====================================================================>
> and at log file:
>
> Pig Stack Trace
> ---------------
> ERROR 2997: Encountered IOException. Exception
>
> java.io.IOException: Exception
>        at org.apache.pig.PigServer.getExamples(PigServer.java:1186)
>        at
> org.apache.pig.tools.grunt.GruntParser.processIllustrate(GruntParser.java:738)
>        at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.Illustrate(PigScriptParser.java:626)
>        at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:323)
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Allan 2012-10-10, 05:36
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Russell Jurney 2012-10-10, 06:17
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Allan 2012-10-10, 07:06
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Allan 2012-10-10, 14:53
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Russell Jurney 2012-10-10, 18:17