Subject | RE: [IB-Architect] RE: Index Selectivity Question (RFC) |
---|---|
Author | Leyne, Sean |
Post date | 2001-07-26T18:35:03Z |
Marcelo,
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'.
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 hardVery true!
> 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.
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'.
Sean