Google's Cloud Spanner Database

Does Google's Cloud Spanner Database Cheat Space-Time?

Steve Swoyer investigates the claims for Google's new ACID-compliant, globally distributed database.

Cloud Spanner, Google's ACID-compliant, globally distributed database, is now available.

This could be a very big deal. On paper, Cloud Spanner cuts the Gordian Knot: it enforces strict ACID compliance even in cases where nodes are geographically distributed and subject to high latency intervals.

In fact, Google describes Spanner as a "global" database: nodes can be deployed in far-flung configurations spanning, for example, the 12,000 miles between Beijing and Buenos Aires. Not only can Spanner deployments scale across regions or continents, they can scale across regions or continents while enforcing ACID compliance.

Experts are impressed. Continue reading

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