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Access Control in Datomic Cloud

How access control works in Datomic Cloud: AWS IAM authentication via S3 proxying, VPC-only network access, and the bastion for developer connections.
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High Availability in Datomic Cloud

How HA works in Datomic Cloud: shared-nothing cluster nodes behind a load balancer, with writes serialized through DynamoDB — automatic, with nothing to configure.
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Datomic Cloud

Announcing Datomic Cloud: a fully AWS-integrated database, up and running from the Marketplace in minutes, delivering the complete Datomic information model.
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Datomic Pull :as

Datomic’s Pull API provides a declarative way to make hierarchical and nested selections of information about entities. The 0.9.5656 release enhances the Pull API with a new :as clause that provides control over the returned keys.

As an example, imagine that you want information about Led Zeppelin’s tracks from the mbrainz dataset. The following pull pattern navigates to the artist’s tracks, using limit to return a single track:

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The Ten Rules of Schema Growth

Data outlives code, and a valuable database supports many applications over time. These ten rules will help grow your database schema without breaking your applications.

1. Prod is not like dev.

Production is not development. In production, one or more codebases depend on your data, and these ten rules below should be followed exactingly.

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