Re: Idempotence and "Replication Insensitivity" are equivalent ?
From: Rick Decker <rdecker_at_hamilton.edu>
Date: Fri, 22 Sep 2006 20:52:26 -0400
Message-ID: <koqdncNDi-X2GInYnZ2dnUVZ_uWdnZ2d_at_hamilton.edu>
Date: Fri, 22 Sep 2006 20:52:26 -0400
Message-ID: <koqdncNDi-X2GInYnZ2dnUVZ_uWdnZ2d_at_hamilton.edu>
Aloha Kakuikanu wrote:
> pamelafluente_at_libero.it wrote:
>
>>... but in case of a Median date, how would you proceed?
>>Would it be all "postprocessing" ?
>
>
> There is no such thing as mediant aggregate function. The only
> aggregate functions are "sum" and "min/max". All the rest deduces to
> these.
Maybe it's due to the late hour where I live, but it's not obvious to me how one would define, say, "count" in terms of "sum" and "min/max".
<snip>
Regards,
Rick Received on Sat Sep 23 2006 - 02:52:26 CEST