How to generate Dynamicid

Sep 18 2014 1:55 AM

I want Date wise dynamically generate course ID
Example:

last week My Batch last Batch ID Table design

Batchid BatchName BatchDate Active
BE/CSE199 CSE 13 oct 2014 A

But I want This Week Start 15 oct 2014 automatically generate batch ID BE/CSE200
Thanks..