Subject RE: [IB-Architect] RE: Index Selectivity Question (RFC)
Author Leyne, Sean

> -----Original Message-----
> From: Marcelo Lopez Ruiz [mailto:marcelo.lopezruiz@...]
> Sent: Thursday, July 26, 2001 1:36 PM


> True. However, one should bear in mind that using more hard
> disk space
> to optimize speed can result in more disk I/O. In a client/server
> system, the disk is usually next after the network in
> performance killing.

Very true!

In this case, however, the new approach which would use more disk space
is designed to reduce the *total* amount of disk I/O, so the cost is
worth the 'price'.