Fairly old news - there was a bit of a fuss about that a few months ago. Here's a link to part 5 of a series by Kevin Closson on the topic, and part 5 links to parts 1-4. http://kevinclosson.net/2014/08/15/oracle-database-12c-in-memory-feature-part-v-you-cant-use-it-if-its-not-enabled-not-being-able-to-use-a-feature-is-an-important-feature/ Regards Jonathan Lewis http://jonathanlewis.wordpress.com @jloracle ________________________________ From: oracle-l-bounce@xxxxxxxxxxxxx [oracle-l-bounce@xxxxxxxxxxxxx] on behalf of Iggy Fernandez [iggy_fernandez@xxxxxxxxxxx] Sent: 19 November 2014 03:05 To: oracle-l@xxxxxxxxxxxxx Subject: In-memory defaults in 12.1.0.2 Craig Shallahamer suggests that the in-memory option is "partially on" by default in 12.1.0.2. See http://shallahamer-orapub.blogspot.com/2014/11/off-may-not-be-totally-off-is-oracle-in.html. What could "partially on" mean from an internals perspective? http://shallahamer-orapub.blogspot.com/2014/11/off-may-not-be-totally-off-is-oracle-in.html Iggy