There's an edX MOOC of a similar title that people here may also may be interested in: https://www.edx.org/course/hacking-postgresql-data-access-me...
I spent a few hours looking for tutorials, examples, etc. and I didn't find much. I found it difficult to figure out how to set up a proper IDE and do simple debugging. It's not trivial.
Since I couldn't find your email, I'd like to thank you like this :)