High Availability Writes · spanner.fyiBits of knowledge on Spanner from Jaana Dogan and the Cloud Spanner team at Google. Spanner is a relational database with 99.999% availability which is roughly 5 mins a year. Spanner is a distributed system and can span multiple machines, multiple datacenters (and even geographical regions when configured). It splits the records automatically among its replicas and provides automatic failover. Unl
