ArangoDB vs Kowari

ArangoDB is a multiple database; Kowari is a rdf database. ArangoDB (2012-03, BUSL-1.1, C++) ranks #2 this month; Kowari (2003-10, MPL-1.1, Java) ranks #124.

Attribute ArangoDB #2 = Leader Kowari #124 new Emerging
At a glance
Rank #2#124
Score 76.727.0
GitHub stars 14.3k—
Popularity 89.4—
Activity 73.9—
Community 61.234.6
Research 82.850.1
Fundamentals
Description A multi-model database supporting graphs, key-value pairs, and documents in a unified JSON-based data model. Offers both an in-memory storage engine and a RocksDB-based engine for larger datasets.An RDF triple store written in Java with its own iTQL query language and Lucene full-text indexing, open-sourced by Tucana Technologies from the storage layer of its commercial knowledge server. Development stopped after Northrop Grumman acquired Tucana's assets in 2005; continued as the Mulgara fork.
Vendor ArangoDB IncTucana Technologies
Model MultipleRDF
Kind databasedatabase
Category EnterpriseEmerging
First released 2012-032003-10
Status activedeprecated — No longer developed. Continued as the Mulgara fork from 2005.
License BUSL-1.1MPL-1.1
Written in C++Java
Query languages AQLiTQL
gdotv support nono

Feature scores — not surveyed for Kowari

Feature ArangoDBKowari
Community & Business
Active development ✓—
Commercial support ✓—
Live community 0.5—
Open Source ✓—
Pricing ·—
Trendiness 0.25—
Deployment
Containerization ✓—
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 ✓—
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 0.5—
Transactions
Granular locking ·—
Multiple isolation levels ·—
Read committed transaction ·—
Transaction support ✓—
Schema & Security
Constraints ✓—
Schema support 0.5—
Secondary indexes ✓—
Server side procedures 0.5—
Triggers ·—
Authentication ✓—
Authorization 0.5—
Data encryption ✓—