Apache Rya vs Cosmos DB

Apache Rya is a rdf database; Cosmos DB is a multiple database. Apache Rya (2016-10, Apache-2.0, Java) ranks #85 this month; Cosmos DB (2014-08, Proprietary, C++) ranks #29.

Attribute Apache Rya #85 ▼3 Growing Cosmos DB #29 ▼1 Strong
At a glance
Rank #85#29
Score 40.154.1
GitHub stars 115—
Popularity 47.553.8
Activity 35.849.9
Community 30.339.1
Research 50.087.7
Fundamentals
Description An RDF triple store built on Apache Accumulo for scalable storage and retrieval of RDF data in cloud environments. Uses column-oriented storage with three index tables for subject, predicate, and object lookups.A globally distributed multi-model database service on Microsoft Azure with property graph support through the Apache Gremlin API. Offers multi-region replication and multiple consistency models.
Vendor Apache Software FoundationMicrosoft
Model RDFMultiple
Kind databasedatabase
Category EmergingEnterprise
First released 2016-102014-08
Status inactive — No development activity since December 2020.active
License Apache-2.0Proprietary
Written in JavaC++
Query languages SPARQLGremlin, SQL
gdotv support noyes

Feature scores — not surveyed for Apache Rya

Feature Apache RyaCosmos DB
Community & Business
Active development —✓
Commercial support —✓
Live community —0.5
Open Source —·
Pricing —✓
Trendiness —✓
Deployment
Containerization —0.5
Work as dedicated instance —✓
Work as embedded —·
Testing in-memory version —✓
Platform
Operating on Linux —·
Operating on Windows —✓
SaaS offering —✓
Operations
Automatic updates —✓
Client side caching —·
Data versioning support —·
Live backups —✓
Distribution
Cluster Re-balancing —0.5
Data Distribution —✓
High-Availability —✓
Query Distribution —✓
Replication support —✓
Developer Experience
Data types defined —·
Logging/Auditing —✓
Object-Graph Mapper —✓
Reactive programming —✓
Documentation up-to-date —✓
Binary protocol —·
CLI —✓
GUI —✓
Data Model
Multi-database —✓
Graph-native data —·
REST API —✓
Query Language —✓
Transactions
Granular locking —·
Multiple isolation levels —✓
Read committed transaction —✓
Transaction support —0.5
Schema & Security
Constraints —·
Schema support —·
Secondary indexes —✓
Server side procedures —✓
Triggers —✓
Authentication —✓
Authorization —✓
Data encryption —✓