If your using Wordpress on Sahred hosting you NEED this FREE plug-in!!!!!!!!

It is called
DB Cache Reloaded


and it is going to make your WP site bulletproof to traffic spikes when used with

WP SUPER Cache

Many people have heard of wp-super cache, it has been on 101 blogs TOP wordpress plug-ins list but Database Cache is also a must have . . . your welcome . . . . why are you still reading this . . . go download it right now!!! . . . . Thank Me Later

since im not at a computer and you didnt say exactly what it does (although the names gives me pretty good idea) what exactly does it do?
Posted via Mobile Device

can you tell me the diff btw shared hosting and vps?
which ones best for high traffic spikes?
Also i have shared hosting,so will it work for my site with high traffic spikes?When'll I need a VPS or dedicated server?
Will you able to explain,what options should I select?