Tom Lane wrote:
> Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp> writes:
>
>>BTW, in 8.0 table spaces allow a table and an index to be placed on
>>different disk devices, which may improve the performance. Is it
>>possible that planner accounts for this in the future.
>
>
> I'm not sure how we could model it in any useful way ...
>
Isn't enough have the related costs for table spaces ?
Regards
Gaetano Mendola