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Posted to dev@hbase.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2015/09/22 03:57:04 UTC

[jira] [Resolved] (HBASE-11245) Add top N function to Aggregations Protocol

     [ https://issues.apache.org/jira/browse/HBASE-11245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ted Yu resolved HBASE-11245.
----------------------------
    Resolution: Later

> Add top N function to Aggregations Protocol
> -------------------------------------------
>
>                 Key: HBASE-11245
>                 URL: https://issues.apache.org/jira/browse/HBASE-11245
>             Project: HBase
>          Issue Type: Task
>          Components: Coprocessors
>            Reporter: Ted Yu
>            Priority: Minor
>
> When user table has large number of rows, one type of query is to select top N rows based on matching column(s).
> Aggregations Protocol (along with AggregateImplementation and AggregationClient) should support this use case.



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