ORA-12089: cannot online redefine table "string"."string" with no primary key
Cause : An attempt was made to online redefine a table that does not have a primary key defined on it.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Do not attempt to online redefine a table that does not have a primary key defined on it.
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.