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From "Eric Newton (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (ACCUMULO-907) stacking combiners produces a strange result
Date Fri, 14 Dec 2012 19:20:12 GMT

     [ https://issues.apache.org/jira/browse/ACCUMULO-907?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Eric Newton resolved ACCUMULO-907.
----------------------------------

       Resolution: Fixed
    Fix Version/s: 1.4.3
                   1.5.0
         Assignee: Eric Newton  (was: Keith Turner)

Fixed with 1422040 and 1422050.
                
> stacking combiners produces a strange result
> --------------------------------------------
>
>                 Key: ACCUMULO-907
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-907
>             Project: Accumulo
>          Issue Type: Bug
>          Components: tserver
>    Affects Versions: 1.4.2
>            Reporter: Eric Newton
>            Assignee: Eric Newton
>             Fix For: 1.5.0, 1.4.3
>
>
> Paste the following into your shell:
> {noformat}
> deletetable test
> createtable test
> setiter -t test -p 16 -scan -n test_1 -class org.apache.accumulo.core.iterators.user.SummingCombiner
> count:a
> STRING
> setiter -t test -p 17 -scan -n test_2 -class org.apache.accumulo.core.iterators.user.SummingCombiner
> count:a
> STRING
> setiter -t test -p 18 -scan -n test_3 -class org.apache.accumulo.core.iterators.user.SummingCombiner
> count:a
> STRING
> setiter -t test -p 10 -scan -n test_4 -class org.apache.accumulo.core.iterators.user.SummingCombiner
> count
> STRING
> insert row count a 1
> insert row count a 1
> insert row count b 1
> insert row count b 1
> insert row count b 1
> insert row count c 1
> scan
> {noformat}
> I expect:
> {noformat}
> row count:a []    2
> row count:b []    3
> row count:c []    1
> {noformat}
> But instead, I get this:
> {noformat}
> row count:a []    12
> {noformat}

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