Re: five-key syscaches

Yeb Havinga <yebhavinga@gmail.com>

From: Yeb Havinga <yebhavinga@gmail.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Joachim Wieland <joe@mcknight.de>, pgsql-hackers@postgresql.org
Date: 2010-07-14T14:56:04Z
Lists: pgsql-hackers
Robert Haas wrote:
> On Wed, Jul 14, 2010 at 7:27 AM, Yeb Havinga <yebhavinga@gmail.com> wrote:
>   
>> Attach is a new patch with all things described above addressed.
>>     
>
> Thanks!
>
> I think we should probably hold off applying this until some of the
> other KNNGIST work is ready, or we have some other concrete need for
> 5-key syscaches.
>   
Any thoughts about the << 16 and >> 16 bit shifting on the 5th hash key 
computation? I blithely copied it from the 3rd key.

--
Yeb