Pluggable Databases (OMG)

Didn't know that Oracle12C brought dba work to a different level.

Anyway, with pluggable databases, things just got more complex.

Here are some good links:

http://www.dummies.com/how-to/content/how-to-create-new-pluggable-databases-in-oracle-12.html
http://www.oracle.com/webfolder/technetwork/tutorials/obe/db/12c/r1/pdb/pdb_basics/pdb_basics.html
http://oracle-base.com/articles/12c/multitenant-connecting-to-cdb-and-pdb-12cr1.php 


Anyway, after starting up the Oracle instance, remember to do the following:
ALTER PLUGGABLE DATABASE ALL OPEN;

Installing Oracle 12C on Linux

Here is a good link