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Posted to dev@pig.apache.org by "Neil Blue (JIRA)" <ji...@apache.org> on 2010/02/04 10:22:27 UTC

[jira] Created: (PIG-1221) Filter equality does not work for tuples

Filter equality does not work for tuples
----------------------------------------

                 Key: PIG-1221
                 URL: https://issues.apache.org/jira/browse/PIG-1221
             Project: Pig
          Issue Type: Bug
          Components: impl
    Affects Versions: 0.5.0
         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
            Reporter: Neil Blue


>From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:

 However with this data file

-- indext.txt:
(1,one) (1,ONE)
(2,two) (22, twentytwo)
(3,three)       (3,three)

I run this pig script:
A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
Expecting the output:
((3,three),(3,three))

However there is an error:
2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
- ERROR 2067: EqualToExpr does not know how to handle type: tuple
> Pig Stack Trace
> ---------------
> ERROR 2067: EqualToExpr does not know how to handle type: tuple
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> Unable to
> open iterator for alias B
>        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
>        at
> org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> 532)
>        at
> org
> .apache
> .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> java:190)
>        at
> org
> .apache
> .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> )
>        at
> org
> .apache
> .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> )
>        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
>        at org.apache.pig.Main.main(Main.java:397)
> Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> 1002:
> Unable to store alias B
>        at org.apache.pig.PigServer.store(PigServer.java:530)
>        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
>        ... 6 more
> Caused by: org.apache.pig.backend.executionengine.ExecException:  
> ERROR 2067:
> EqualToExpr does not know how to handle type: tuple
>        at
> org
> .apache
> .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> ors.EqualToExpr.getNext(EqualToExpr.java:108)
>        at
> org
> .apache
> .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> ors.POFilter.getNext(POFilter.java:148)
>        at
> org
> .apache
> .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> .processInput(PhysicalOperator.java:231)
>        at
> org
> .apache
> .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> r.getNext(POCounter.java:71)
>        at
> org
> .apache
> .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> .processInput(PhysicalOperator.java:231)
>        at
> org
> .apache
> .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> ors.POStore.getNext(POStore.java:117)
>        at
> org
> .apache
> .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> calPigLauncher.java:146)
>        at
> org
> .apache
> .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> lPigLauncher.java:109)
>        at
> org
> .apache
> .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> calExecutionEngine.java:165)

Thanks
Neil


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[jira] Updated: (PIG-1221) Filter equality does not work for tuples

Posted by "Jeff Zhang (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jeff Zhang updated PIG-1221:
----------------------------

    Attachment: PIG_1221.patch

Attach the patch for make Tuple and Map supported in filter statement
 (both equal to and not equal to). I do not make tuple and map supported in  GreaterThanExpr and LessThanExpr. Because I think the comparison meaning in less than and greater than is not clear for tuple and map.

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.5.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>         Attachments: PIG_1221.patch
>
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Commented: (PIG-1221) Filter equality does not work for tuples

Posted by "Hadoop QA (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12879765#action_12879765 ] 

Hadoop QA commented on PIG-1221:
--------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12447317/PIG_1221.patch
  against trunk revision 955028.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 6 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit warnings.

    +1 core tests.  The patch passed core unit tests.

    -1 contrib tests.  The patch failed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/340/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/340/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/340/console

This message is automatically generated.

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.8.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>             Fix For: 0.8.0
>
>         Attachments: PIG_1221.patch
>
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Commented: (PIG-1221) Filter equality does not work for tuples

Posted by "Alan Gates (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12880271#action_12880271 ] 

Alan Gates commented on PIG-1221:
---------------------------------

+1

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.8.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>             Fix For: 0.8.0
>
>         Attachments: PIG_1221.patch
>
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Commented: (PIG-1221) Filter equality does not work for tuples

Posted by "Jeff Zhang (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12880035#action_12880035 ] 

Jeff Zhang commented on PIG-1221:
---------------------------------

I checked the test log, the errors from contrib tests do not related with this patch.


> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.8.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>             Fix For: 0.8.0
>
>         Attachments: PIG_1221.patch
>
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Updated: (PIG-1221) Filter equality does not work for tuples

Posted by "Jeff Zhang (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jeff Zhang updated PIG-1221:
----------------------------

               Status: Patch Available  (was: Open)
    Affects Version/s: 0.8.0
                           (was: 0.5.0)
        Fix Version/s: 0.8.0

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.8.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>             Fix For: 0.8.0
>
>         Attachments: PIG_1221.patch
>
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Assigned: (PIG-1221) Filter equality does not work for tuples

Posted by "Jeff Zhang (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jeff Zhang reassigned PIG-1221:
-------------------------------

    Assignee: Jeff Zhang

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.5.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Updated: (PIG-1221) Filter equality does not work for tuples

Posted by "Jeff Zhang (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jeff Zhang updated PIG-1221:
----------------------------

        Status: Resolved  (was: Patch Available)
    Resolution: Fixed

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.8.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>             Fix For: 0.8.0
>
>         Attachments: PIG_1221.patch
>
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Commented: (PIG-1221) Filter equality does not work for tuples

Posted by "Ashutosh Chauhan (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12829618#action_12829618 ] 

Ashutosh Chauhan commented on PIG-1221:
---------------------------------------

Looking at code it seems we don't support equality on maps either, while specification tells us we should. 

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.5.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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[jira] Commented: (PIG-1221) Filter equality does not work for tuples

Posted by "Jeff Zhang (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12880704#action_12880704 ] 

Jeff Zhang commented on PIG-1221:
---------------------------------

patch committed

> Filter equality does not work for tuples
> ----------------------------------------
>
>                 Key: PIG-1221
>                 URL: https://issues.apache.org/jira/browse/PIG-1221
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.8.0
>         Environment: Windows and Linux. Java 1.6 hadoop 0.20.1
>            Reporter: Neil Blue
>            Assignee: Jeff Zhang
>             Fix For: 0.8.0
>
>         Attachments: PIG_1221.patch
>
>
> From the documentation I understand that it should be possible to  filter a relation based on the equality of tuples. http://wiki.apache.org/pig/PigTypesFunctionalSpec , http://hadoop.apache.org/pig/docs/r0.5.0/piglatin_reference.html#deref:
>  However with this data file
> -- indext.txt:
> (1,one) (1,ONE)
> (2,two) (22, twentytwo)
> (3,three)       (3,three)
> I run this pig script:
> A = LOAD 'indext.txt' AS (t1:(a:int, b:chararray), t2:(a:int, b:chararray)); B = FILTER A BY t1==t2; DUMP B;
> Expecting the output:
> ((3,three),(3,three))
> However there is an error:
> 2010-02-03 09:05:20,523 [main] ERROR org.apache.pig.tools.grunt.Grunt 
> - ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > Pig Stack Trace
> > ---------------
> > ERROR 2067: EqualToExpr does not know how to handle type: tuple
> > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066:  
> > Unable to
> > open iterator for alias B
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:475)
> >        at
> > org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java: 
> > 532)
> >        at
> > org
> > .apache
> > .pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.
> > java:190)
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:166
> > )
> >        at
> > org
> > .apache
> > .pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:142
> > )
> >        at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:89)
> >        at org.apache.pig.Main.main(Main.java:397)
> > Caused by: org.apache.pig.impl.logicalLayer.FrontendException: ERROR
> > 1002:
> > Unable to store alias B
> >        at org.apache.pig.PigServer.store(PigServer.java:530)
> >        at org.apache.pig.PigServer.openIterator(PigServer.java:458)
> >        ... 6 more
> > Caused by: org.apache.pig.backend.executionengine.ExecException:  
> > ERROR 2067:
> > EqualToExpr does not know how to handle type: tuple
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.expressionOperat
> > ors.EqualToExpr.getNext(EqualToExpr.java:108)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POFilter.getNext(POFilter.java:148)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.physicalLayer.counters.POCounte
> > r.getNext(POCounter.java:71)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
> > .processInput(PhysicalOperator.java:231)
> >        at
> > org
> > .apache
> > .pig.backend.hadoop.executionengine.physicalLayer.relationalOperat
> > ors.POStore.getNext(POStore.java:117)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.runPipeline(Lo
> > calPigLauncher.java:146)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalPigLauncher.launchPig(Loca
> > lPigLauncher.java:109)
> >        at
> > org
> > .apache
> > .pig.backend.local.executionengine.LocalExecutionEngine.execute(Lo
> > calExecutionEngine.java:165)
> Thanks
> Neil

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