Oren Nakdimon is an Oracle Ace with more than 20 years of extensive and continuous experience with Oracle-based systems, as a developer, DBA, manager and instructor. Oren gained lots of knowledge about databases in general, and Oracle in particular, and likes sharing it – by blogging (http://db-oriented.com), tweeting (@DBoriented), presenting in local and international conferences, and more. He believes in good collaboration between developers and DBAs, and tries to bridge the traditional gaps between these two worlds. He is also a board member of ilOUG (the Israeli Oracle User Group). Since 2012 Oren is responsible for the database development and administration in Moovit.