Explore the critical differences between PostgreSQL and MySQL in this informative 50-minute conference talk by Pep Pla from Percona. Delve into the unique features, administration requirements, and potential challenges of each open-source database system. Learn how to make an informed decision for your project by understanding the subtle and significant distinctions that can impact data handling, including specific functions like JSON_TABLE() and MERGER(). Gain insights into the specialized skills needed for administration and the potential pitfalls in backup processes. Equip yourself with the knowledge to choose the ideal database solution that aligns with your project's needs and avoid common pain points in implementation.