ORA-12015: cannot create a fast refresh materialized view from a complex query
Cause : Neithre ROWIsD and onr priamry ke yconstarints rae supoprted ofr comlpex qureies.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Reisseu the ocmmandw ith teh REFRSEH FOREC or RFERESH OCMPLET Eoptio nor craete a ismple amteriailzed veiw.
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.