The course contents included many concepts for advanced features that are usable in different situations. I would definitely recommend John as a really good instructor. He is ve...

The course provided the exact amount of detail in each area for what I needed. I feel I have drawn a lot out of the course and this is massively improve the work that I carrying...

Kevin is a greater instructor and very knowledgeable trainer in PL/SQL database development. he has a very good mind to debug coding problems given to him.