Spanner

Spanner is a distributed database developed by Google that manages large amounts of data across many servers worldwide. It ensures data is stored consistently, accurately, and quickly, even when it is spread out over different locations. Think of it as a highly reliable and scalable digital filing cabinet that can handle complex information and provide instant access from anywhere. Spanner achieves this through advanced synchronization and timekeeping techniques, allowing it to serve numerous users simultaneously without data conflicts or delays. It’s used in large-scale applications where data consistency and performance are critical across global operations.