Datomic is a distributed database and implementation of Datalog.[3][4] It has ACID transactions, joins, and a logical query language, Datalog.[5][6] A distinguishing feature of Datomic is that time is a basic feature of data entities.[7]

Datomic
Original author(s)Rich Hickey, Stuart Halloway, Justin Gehtland
Developer(s)Cognitect
Initial release2012; 12 years ago (2012)
Stable release
1.0.7180 / July 11, 2024; 4 months ago (2024-07-11)
Written inClojure[1]
TypeDatalog, NoSQL
LicenseApache 2.0 (binaries only)[2]
Websitedatomic.com

Architecture

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It has been designed for first-class use with JVM languages such as Java and Clojure.[8]

In its reference architecture, Datomic uses peers[9] and transactors[10] which run on the JVM.

References

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  1. ^ "Introduction | Datomic". docs.datomic.com. Retrieved 2024-10-03.
  2. ^ "Datomic - Datomic is Free". blog.datomic.com. Retrieved 2024-10-03.
  3. ^ Hickey, Rich (2013-02-01). "The Datomic Information Model". Retrieved 2013-02-04.
  4. ^ Halloway, Stuart. "Datomic: A New Database". The Strange Loop. Archived from the original on 2013-03-09. Retrieved 2013-02-04.
  5. ^ "Datomic Rationale". Cognitect. Archived from the original on 2013-07-08. Retrieved 2013-02-04.
  6. ^ Hunger, Michael. "Rich Hickey's Datomic embraces Cloud, intelligent Applications and Consistency". Retrieved 2013-02-04.
  7. ^ Kiel, Alexander (2013-02-05). "Datomic - A Functional Database" (PDF). Leipzig University.
  8. ^ Hickey, Rich (2012-06-06). "The Design of Datomic".
  9. ^ "Overview of Peers in Datomic".
  10. ^ "Datomic Transactor". Retrieved 2021-04-08.