Log 11:34:23 http://www.rohm.com , customername="Hamilton",uuid="245209820udwdef34", customer id 5
Log 11:37:39 http://www.rohm.com , customername="John",uuid="4878742345dsdef34", customer id 23
Log 11:39:45 http://www.rohm.com , customername="Pearson",uuid="4398723isdjdwef34", customer id 84
Log 11:42:58 http://www.rohm.com , customername="John",uuid="4878742345dsdef34", customer id 23
Log 11:47:43 http://www.rohm.com , customername="Hamilton",uuid="245209820udwdef34", customer id 5
Here i need to identify (unique) user entry like Hamilton , John , Pearson
So the answer should be like this total unique user is 3
