It works the same way it does for MapReduce- the group is derived from the group of the parent directory. If you need to change the group permissions prior to writing the output, you can do something like this:
https://community.hortonworks.com/questions/224/inherit-group-ownership-from-user-not-directory.html On Sat, Sep 30, 2017 at 4:15 PM Amirdha Gopal R <[email protected]> wrote: > Dear community, > > The reducer part files that are written using Crunch pipelines has the > correct username but the groupname is marked as '*supergroup*', to which > the user does not belong to. > > How does group membership is derived by Crunch? Also, is there a way to > specify the group information to be used for those part files in Crunch > configuration? > > Thanks, > Amirdha Gopal R >
