Common User vs. Local User – 12c Edition

http://dbasolved.com/2013/06/29/common-user-vs-local-user-12c-edition/

ORA-65096: create 12c user without c## prefix

http://www.dba-oracle.com/t_ora_65096_create_user_12c_without_c_prefix.htm

Oracle Database 12c: New Features - Pluggable Databases

http://www.orafaq.com/node/2756

Oracle 12c