Neptune vs TAO

Neptune is a multiple database; TAO is a other database. Neptune (2017-11, Proprietary, C++) ranks #14 this month; TAO (2012-05, Proprietary, C++) is not ranked. They differ on 29 of 46 surveyed features.

Attribute Neptune #14 ▲2 Strong TAO — ▼7 Insufficient data
At a glance
Rank #14— Not ranked
Score 61.129.5
GitHub stars ——
Popularity 61.0—
Activity 60.954.9
Community 61.831.5
Research 60.4—
Fundamentals
Description A fully managed graph database service from AWS supporting both property graph and RDF models. Available as Neptune Database (for transactional workloads) and Neptune Analytics (for analytical queries).A distributed graph store built by Meta (Facebook) for serving the social graph at scale. Shards data across MySQL instances with a caching layer, later extended with the RAMP-TAO protocol for geo-distributed atomic visibility. Not available as a standalone product.
Vendor Amazon Web ServicesMeta
Model MultipleOther
Kind databasedatabase
Category EnterpriseEstablished
First released 2017-112012-05
Status activeactive
License ProprietaryProprietary
Written in C++C++
Query languages Gremlin, SPARQL, openCypherTAO API
gdotv support yesno

Feature scores 29 of 46 rows differ

Feature NeptuneTAO
Community & Business
Active development ✓·
Commercial support ✓·
Live community ✓·
Open Source ··
Pricing ✓·
Trendiness ✓·
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 0.5✓
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 ✓✓
Schema & Security
Constraints ✓·
Schema support 0.5✓
Secondary indexes ✓✓
Server side procedures ·✓
Triggers ·✓
Authentication ✓·
Authorization ✓·
Data encryption ✓·