Oracle Database 12c is released today [June 25]… there is a wealth of new features in 12c database, most major ones were discussed by Oracle speakers in conferences since OOW 2012… The major feature is the introduction of container databases and pluggable databases.
Database 12c software is available for download at OTN. Documentation is also available on OTN.
Documentaion link:
http://www.oracle.com/pls/db121/portal.portal_db?selected=1&frame=#new_to_oracle_database_12c
Software download link:
http://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html
I was lucky to be part of the Oracle12c Database beta program… In the coming weeks I will be sharing new feature information in this blog [after making sure they are the same in the GA release as well 🙂 ]. Stay tuned…
A good place to start knowing Oracle Database 12c features and changes is Oracle Documentation… Start with the  new features guide at
http://docs.oracle.com/cd/E16655_01/server.121/e17906/chapter1.htm#NEWFTCH1
Enjoy DB12C…