Explore the co-design of PostgreSQL and Azure for cloud-native OLTP workloads in this seminar presentation from the CMU Database Group's "PostgreSQL vs. The World" series. Learn how HorizonDB represents a collaborative approach to optimizing PostgreSQL specifically for Azure's cloud infrastructure, examining the architectural decisions and engineering challenges involved in creating a cloud-native database solution. Discover the technical innovations and design principles that enable PostgreSQL to leverage Azure's unique capabilities while maintaining compatibility and performance for online transaction processing workloads. Gain insights into the intersection of open-source database technology and cloud platform optimization, understanding how traditional database systems can be adapted and enhanced for modern cloud environments.