how to create a user in oracle 12c

Question

i want to create a user in oracle 12c but i have a problem.after i enter my user name and psw, this warning displatyed: ORA-65096: invalid common user or role name

Solution

If you see this error then first you need to alter the session for oracle 12c:

alter session set "_ORACLE_SCRIPT"=true; 

after running above command you can create the user. it will work for sure.

CREATE USER your_username IDENTIFIED BY your_password;