[ https://issues.apache.org/jira/browse/PIG-1030?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ying He updated PIG-1030: ------------------------- Description: this scprit does not work register /homes/yinghe/owl/string.jar; a = load '/user/yinghe/a.txt' as (id, color); b = group a all; c = foreach b { d = distinct a.color; generate group, string.BagCount2(d), string.ColumnLen2(d, 0); } the udfs are regular, not algebraic. then if I call "dump c;" or "explain c", I would get this error message. ERROR org.apache.pig.tools.grunt.Grunt - ERROR 2019: Expected to find plan with single leaf. Found 2 leaves. The error only occurs for the first time, after getting this error, if I call "dump c" or "explain c" again, it would succeed. was: this scprit does not work register /homes/yinghe/owl/string.jar; a = load '/user/yinghe/a.txt' as (id, color); b = group a all; c = foreach b { d = distinct a.color; generate group, string.BagCount2(d), string.ColumnLen2(d, 0); } the udfs are regular, not algebraic. then if I call "dump c;" or "explain c", I would get this error message. ERROR org.apache.pig.tools.grunt.Grunt - ERROR 2019: Expected to find plan with single leaf. Found 2 leaves. The error only occurs forn the first time, after getting this error, if I call "dump c" or "explain c" again, it would succeed. > explain and dump not working with two UDFs inside inner plan of foreach > ----------------------------------------------------------------------- > > Key: PIG-1030 > URL: https://issues.apache.org/jira/browse/PIG-1030 > Project: Pig > Issue Type: Bug > Reporter: Ying He > > this scprit does not work > register /homes/yinghe/owl/string.jar; > a = load '/user/yinghe/a.txt' as (id, color); > b = group a all; > c = foreach b { > d = distinct a.color; > generate group, string.BagCount2(d), string.ColumnLen2(d, 0); > } > the udfs are regular, not algebraic. > then if I call "dump c;" or "explain c", I would get this error message. > ERROR org.apache.pig.tools.grunt.Grunt - ERROR 2019: Expected to find plan > with single leaf. Found 2 leaves. > The error only occurs for the first time, after getting this error, if I call > "dump c" or "explain c" again, it would succeed. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.