Explore Google's Spanner, a fully managed, horizontally scalable relational database with ACID transactions, in this 49-minute Spring I/O conference talk. Dive into live coding and demos to understand Spanner's core concepts, setup process, and design considerations for creating scalable schemas and queries. Learn about Spanner's unique features, use cases, and how it compares to traditional databases. Witness practical examples of Java implementation, read-only operations, deletes, and Spring Boot integration. Gain insights into Spanner's inner workings, including its use of GPS and TrueTime for global consistency, and discover best practices for schema design and query optimization to handle terabytes of data efficiently.