Scott Fines created CASSANDRA-4871:
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             Summary: get_paged_slice does not obey SlicePredicate
                 Key: CASSANDRA-4871
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-4871
             Project: Cassandra
          Issue Type: Improvement
          Components: API, Hadoop
    Affects Versions: 1.1.6
            Reporter: Scott Fines


When experimenting with WideRow support, I noticed that it is not possible to 
specify a bounding SlicePredicate. This means that, no matter what you may 
wish, the entire Column Family will be used during a get_paged_slice call. This 
is unfortunate, if (for example) you are attempting to do MapReduce over a 
subset of your column range.

get_paged_slice should support a SlicePredicate, which will bound the column 
range over which data is returned. It seems like this SlicePredicate should be 
optional, so that existing code is not broken--when the SlicePredicate is not 
specified, have it default to going over the entire column range.


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