How to find Current open Cursors in Oracle

Question

What is the query to find the no. of current open cursors in an Oracle Instance?

Also, what is the accuracy/update frequency of this data?

I am using Oracle

Answer 1

I use something like this:

select 
  user_name, 
  count(*) as "OPEN CURSORS" 
from 
  v$open_cursor 
group by 
  user_name;