Today, we’ll put our focus on Roel Hartman, to learn a bit about his background and the talks he’ll drive at #MALAGAPEX18, the upcoming 31st of May and 1st of June.

malagapex - roel hartman

He started a long time ago using Oracle RDBMS 5, Oracle Forms 2.3, RPT/RPF and Oracle*Case 4.5. Since a few years, he has been focussing mainly on Oracle Application Express. Roel has been a speaker on UKOUG, OOW, Collaborate, ODTUG’s KSCOPE and a number of local Oracle User Groups. Within ODTUG he acted as the APEX Content Lead for the Kscope14 and KScope15 conferences and is a member of the Board of Directors. He keeps an (APEX-related) blog on In June 2009 Roel received an Oracle ACE award and in August 2010 he was appointed Oracle ACE Director. Roel was a co-writer of the “Expert Oracle Application Express” and “Oracle Application Express for Mobile Web Applications” books. Roel is Director at APEX Consulting in The Netherlands.

Today, we want to highlit one of the sessions from Roel, titled as A Deep Dive into APEX JET Charts.

In this session, we will take a closer look at the options the new JET Charting engine brings to the APEX world. There are a quite a lot of declarative options to explore, but also the JavaScript API is worthwhile investigating. You will learn that with just a few lines of JavaScript you can change the look and feel of a chart to impress your boss.


  • What is Oracle JET.
  • Declarative JET integration in APEX.
  • Modify the JET charts using Dynamic Actions and a few snippets of JavaScript.
  • Use other JET components in APEX.
  • Building an APEX plugin for a JET component

Something else you must know is that Roel is a very active user at twitter, so feel free to follow his account at @RoelH, and remember to check our own twitter channel at @malagAPEX to get the latest news about the #MALAGAPEX18!

Leave a Reply

Your email address will not be published. Required fields are marked *