Explore pure functional database programming without JDBC in this 54-minute conference talk from Scala Days Lausanne 2019. Dive into topics such as talking to Postgres, Scala socket interface, BitVector and utf8 sockets, startup messages, protocol layers, and end-user API. Learn about testing, codecs, select Postgres channels, notify error handling, and gain valuable insights into functional programming techniques for database interactions. Enhance your Scala development skills and discover alternative approaches to traditional JDBC-based database programming.