Subhankar Pattanayak completed a six-week online course in In-Memory Data Management taught by Prof. Dr. Hasso Plattner through openHPI, the educational platform of the Hasso Plattner Institute. The course covered topics such as the future of enterprise computing, database storage techniques, in-memory database operators, and new application development. Subhankar scored 160.7 out of 192 possible points on homework and exams, earning an 84% total result.