[ https://issues.apache.org/jira/browse/MAPREDUCE-2410?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Harsh J Chouraria updated MAPREDUCE-2410: ----------------------------------------- Status: Open (was: Patch Available) > document multiple keys per reducer oddity in hadoop streaming FAQ > ----------------------------------------------------------------- > > Key: MAPREDUCE-2410 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-2410 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: contrib/streaming, documentation > Affects Versions: 0.20.2 > Reporter: Dieter Plaetinck > Assignee: Harsh J Chouraria > Priority: Minor > Labels: newbie > Fix For: 0.23.0 > > Attachments: MAPREDUCE-2410.r1.diff > > Original Estimate: 40m > Remaining Estimate: 40m > > Hi, > for a newcomer to hadoop streaming, it comes as a surprise that the reducer > receives arbitrary keys, unlike the "real" hadoop where a reducer works on a > single key. > An explanation for this is @ > http://mail-archives.apache.org/mod_mbox/hadoop-common-user/201103.mbox/browser > I suggest to add this to the FAQ of hadoop streaming -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira