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https://issues.apache.org/jira/browse/HADOOP-1399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jim Kellerman resolved HADOOP-1399.
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Resolution: Duplicate
Duplicate of HADOOP-1398
> Provide the ability to cache column data in memory
> --------------------------------------------------
>
> Key: HADOOP-1399
> URL: https://issues.apache.org/jira/browse/HADOOP-1399
> Project: Hadoop
> Issue Type: New Feature
> Components: contrib/hbase
> Reporter: Jim Kellerman
> Priority: Minor
>
> Bigtable allows column families to be served out of memory to reduce disk
> accesses.
> Issues with this are:
> - need region server row/value caching and block caching
> - maintaining read cache coherency while writes are on-going.
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