MillenniumDB vs OrientDB

Both are multiple databases. MillenniumDB (2021, GPL-2.0, C++) ranks #91 this month; OrientDB (2010, Apache-2.0, Java) ranks #12.

Attribute MillenniumDB #91 ▼3 Growing OrientDB #12 ▼5 Strong
At a glance
Rank #91#12
Score 38.862.0
GitHub stars 2675k
Popularity 40.182.9
Activity 51.160.7
Community 30.335.4
Research 56.567.6
Fundamentals
Description An open-source, multi-model graph database supporting property graphs, RDF, and a multilayered graph format. Built on relational storage techniques and worst-case optimal join algorithms, with query support via SPARQL 1.1, GQL, and a proprietary Cypher-like language.A distributed multi-model database combining graph and document models with TinkerPop support. Features sharding for horizontal scaling and ACID transactions.
Vendor IMFD ChileOrientDB Community
Model MultipleMultiple
Kind databasedatabase
Category EmergingEnterprise
First released 20212010
Status activeactive
License GPL-2.0Apache-2.0
Written in C++Java
Query languages GQL, SPARQLSQL, Gremlin
gdotv support nono

Feature scores — not surveyed for MillenniumDB

Feature MillenniumDBOrientDB
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 —0.5
Replication support —✓
Developer Experience
Data types defined —✓
Logging/Auditing —✓
Object-Graph Mapper —·
Reactive programming —·
Documentation up-to-date —0.5
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 —✓
Schema & Security
Constraints —·
Schema support —✓
Secondary indexes —✓
Server side procedures —✓
Triggers —✓
Authentication —✓
Authorization —✓
Data encryption —✓