Omar Sawalhah

Joel R. Kallman posted on 2014 about sizing for performance for APEX. Finally...the official sizing guide for Oracle Application Express , he also referenced another post for his manager Mike Hichwa  Sizing Up Performance .

Using APEX as a front end framework and communicate with the backend via RESTful services will be very useful when you have your backend setup and don't have a choice to use Oracle as database. The following post is a great help in doing so. ORACLE APEX with MySQL !