[ https://issues.apache.org/jira/browse/FLINK-2861?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15024235#comment-15024235 ]
ASF GitHub Bot commented on FLINK-2861: --------------------------------------- Github user mjsax commented on the pull request: https://github.com/apache/flink/pull/1387#issuecomment-159226912 @StephanEwen In the original code that was actually the case. The `BoltWrapper` receiving the data was able to extract the tuples by itself. This got changed as I introduces proper generic types in `FlinkTopologyBuilder`. Merging this now... > Fields grouping on split streams fails > -------------------------------------- > > Key: FLINK-2861 > URL: https://issues.apache.org/jira/browse/FLINK-2861 > Project: Flink > Issue Type: Bug > Components: Storm Compatibility > Affects Versions: 0.10.0 > Reporter: Stephan Ewen > Assignee: Matthias J. Sax > > Using split streams works for shuffle grouping, but not for Fields grouping. > The reason is that the KeySelector expects an array, and the given type is > the {{SplitStreamType}}. -- This message was sent by Atlassian JIRA (v6.3.4#6332)