How Streak built a graph database on Cloud Spanner to wrangle billions of emails

Streak makes a CRM add-on for Gmail, and recently adopted Cloud Spanner to take advantage of its scalability and SQL capabilities to implement a graph data model. Read on to learn about their decision, what they love about the system, and the ways in which it still needs work.

https://cloud.google.com/blog/products/databases/how-streak-built-a-graph-database-on-cloud-spanner-to-wrangle-billions-of-emails