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From Harsh J <ha...@cloudera.com>
Subject Re: Retrieving last 100 rows by timestamp
Date Tue, 26 Jul 2011 16:55:26 GMT
Hello Ajay,

See the recent mailing list discussion on using reverse timestamps in key. It should help
your case, I think.

On 26-Jul-2011, at 8:50 PM, Something Something wrote:

> Hello,
> 
> Need to create a report that shows 'last 100 rows by timestamp'.  This query
> should return almost instantaneously.  Any recommendation regarding the
> design?  I was thinking of creating a table with 'sequence #' as a key and
> value would be 'key of another table that contains the master data'.
> Anyway, I will think some more, but if anyone has done something similar, I
> would greatly appreciate it if they would share the knowledge.  Thanks.
> 
> - Ajay


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