RAID
A database server should be selected around response-time targets, working-set size, write volume, growth, and recovery requirements—not around the largest
SAS and SATA drives can live inside similar-looking server bays, yet they are designed around different priorities. SATA is attractive when capacity and
RAID 1, RAID 5, and RAID 10 can all protect a server from a drive failure, but they make very different compromises to get there. RAID 1 prioritizes simplicity.


