Amazon Web Services has launched a hosted database service called DynamoDB, stepping into competition with platform-as-a-service providers such as Salesforce.com, Oracle and others.

Uber migrated all its payment transaction data from DynamoDB and blob storage into a new long-term solution, a purpose-built data store named LedgerStore. The company was looking for cost savings ...

Google claims that, thanks to throughput and storage improvements to Cloud Spanner, the service is now effectively half the cost of DynamoDB.