Dydra

A cloud-hosted RDF triplestore written in Common Lisp with a revisioned graph store that maintains versioned snapshots of previous states, queryable via a REVISION clause in SPARQL. Uses LMDB for storage and RonDB for scaled deployments. Supports MQTT streaming for incremental changes.

Details

Vendor

Datagraph GmbH

Type

RDF

Category

Emerging

Released

2011

Status

Inactive — Public SDK last updated 2012. Core engine is closed-source with limited visibility.

License

Proprietary

Query Languages

SPARQL, GraphQL

Links