[ https://issues.apache.org/jira/browse/PIG-1064?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Pradeep Kamath updated PIG-1064: -------------------------------- Attachment: PIG-1064.patch > Behvaiour of COGROUP with and without schema when using "*" operator > -------------------------------------------------------------------- > > Key: PIG-1064 > URL: https://issues.apache.org/jira/browse/PIG-1064 > Project: Pig > Issue Type: Bug > Components: impl > Affects Versions: 0.6.0 > Reporter: Viraj Bhat > Assignee: Pradeep Kamath > Fix For: 0.6.0 > > Attachments: PIG-1064.patch > > > I have 2 tab separated files, "1.txt" and "2.txt" > $ cat 1.txt > ==================== > 1 2 > 2 3 > ==================== > $ cat 2.txt > 1 2 > 2 3 > I use COGROUP feature of Pig in the following way: > $java -cp pig.jar:$HADOOP_HOME org.apache.pig.Main > {code} > grunt> A = load '1.txt'; > grunt> B = load '2.txt' as (b0, b1); > grunt> C = cogroup A by *, B by *; > {code} > 2009-10-29 12:46:04,150 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR > 1012: Each COGroup input has to have the same number of inner plans > Details at logfile: pig_1256845224752.log > ========================================================== > If I reverse, the order of the schema's > {code} > grunt> A = load '1.txt' as (a0, a1); > grunt> B = load '2.txt'; > grunt> C = cogroup A by *, B by *; > {code} > 2009-10-29 12:49:27,869 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR > 1013: Grouping attributes can either be star (*) or a list of expressions, > but not both. > Details at logfile: pig_1256845224752.log > ========================================================== > Now running without schema?? > {code} > grunt> A = load '1.txt'; > grunt> B = load '2.txt'; > grunt> C = cogroup A by *, B by *; > grunt> dump C; > {code} > 2009-10-29 12:55:37,202 [main] INFO > org.apache.pig.backend.local.executionengine.LocalPigLauncher - Successfully > stored result in: "file:/tmp/temp-319926700/tmp-1990275961" > 2009-10-29 12:55:37,202 [main] INFO > org.apache.pig.backend.local.executionengine.LocalPigLauncher - Records > written : 2 > 2009-10-29 12:55:37,202 [main] INFO > org.apache.pig.backend.local.executionengine.LocalPigLauncher - Bytes written > : 154 > 2009-10-29 12:55:37,202 [main] INFO > org.apache.pig.backend.local.executionengine.LocalPigLauncher - 100% complete! > 2009-10-29 12:55:37,202 [main] INFO > org.apache.pig.backend.local.executionengine.LocalPigLauncher - Success!! > ((1,2),{(1,2)},{(1,2)}) > ((2,3),{(2,3)},{(2,3)}) > ========================================================== > Is this a bug or a feature? > Viraj -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.