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https://issues.apache.org/jira/browse/CASSANDRA-3450?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brandon Williams updated CASSANDRA-3450:
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    Reviewer: brandon.williams
    
> maybeInit in ColumnFamilyRecordReader can cause rows to be empty but not null
> -----------------------------------------------------------------------------
>
>                 Key: CASSANDRA-3450
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3450
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Hadoop
>    Affects Versions: 1.0.1
>            Reporter: Lanny Ripple
>            Priority: Minor
>
> In {{ColumnFamilyRecordReader}} {{computeNext()}} calls {{maybeInit()}} and 
> then if {{rows}} is not null it is indexed into.  {{maybeInit()}} could fetch 
> new data, determine the associated slice predicate is empty, and end up 
> removing all the rows if all columns turned out to be empty.  There is no 
> check for {{rows.isEmpty()}} after the possible removal of all rows.

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