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http://jira.amdatu.org/jira/browse/AMDATUCASSANDRA-177?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12796#comment-12796
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Arthur Meijer edited comment on AMDATUCASSANDRA-177 at 3/6/12 2:19 PM:
-----------------------------------------------------------------------

A similar patch is required for the corresponding exists() method
                
      was (Author: arthurm):
    A similar patch is reqyuired for the corresponding exists() method
                  
> Cassandra persistence manager should use SubColumnQuery instead of 
> SuperColumnQuery
> -----------------------------------------------------------------------------------
>
>                 Key: AMDATUCASSANDRA-177
>                 URL: http://jira.amdatu.org/jira/browse/AMDATUCASSANDRA-177
>             Project: Amdatu Cassandra
>          Issue Type: Bug
>          Components: Cassandra client - Persistence Manager
>    Affects Versions: 0.2.2
>            Reporter: Arthur Meijer
>            Assignee: Ivo Ladage - van Doorn
>              Labels: blueconic
>             Fix For: 0.2.3
>
>         Attachments: AMDATUCASSANDRA-177.patch
>
>
> The persistence manager uses a super column query for retrieving the value 
> for a super column / column.
> All column in the result are checked until the requested column is found.
> It's more efficient to use a sub column query in this situation.

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