ORA-14637: cannot merge a subpartition with itself
Cause : The same subpartition name was specified twice for the merge operation
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Re-submit operation with 2 distinct subpartition names within the same composite partition
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.