Updating DB statistsics.

Hi , when Im updating DB statistcs do i have to put the users off from system.

Pleas also tell me must i use BRTOOLS options

or Brconnect -* -* ****-- / command

Which is most recommended for updating statistics

Important

Any pre-requisites or any issues Plz advice me on this.

OS AIX 5.3

Orcale 10.2

Regards,

Rahul