ORA-12830: Must COMMIT or ROLLBACK after executing parallel INSERT/UPDATE/DELETE
Cause : After executing a parallel INSERT/UPDATE/DELETE statement, a command other than COMMIT or ROLLBACK was issued.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Execute COMMIT or ROLLBACK before issuing another SQL command.
Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.