DBMS > 4D vs. Nebula Graph vs. Quasardb vs. TerminusDB

System Properties Comparison 4D vs. Nebula Graph vs. Quasardb vs. TerminusDB

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Editorial information provided by DB-Engines

Name

Description

Application development environment with integrated database management system

A distributed, linear scalable, high perfomant Graph DBMS

Distributed, high-performance timeseries database

Scalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships

Primary database model

Secondary database models

Document store
RDF store

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	2.79
Rank	#108	Overall
	#56	Relational DBMS

Score	1.08
Rank	#169	Overall
	#14	Graph DBMS

Score	0.07
Rank	#329	Overall
	#29	Time Series DBMS

Score	0.10
Rank	#314	Overall
	#29	Graph DBMS

Website

www.4d.com

github.com/vesoft-inc/nebula
nebula-graph.io

quasardb.net

terminusdb.com

Technical documentation

livedoc.4d.com

docs.nebula-graph.io

doc.quasar.ai/master

terminusdb.github.io/terminusdb/#

Developer

4D, Inc

Vesoft Inc.

quasardb

DataChemist Ltd.

Initial release

1984

2019

2009

2018

Current release

v18 R5, January 2021

3.13.3, April 2022

10.0.21, March 2022

License

Commercial or Open Source

commercial

Open Source

Apache Version 2.0 + Common Clause 1.0

commercial

Free community edition, Non-profit organizations and non-commercial usage are eligible for free licenses

Open Source

GPL V3

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

C++

Prolog, Rust

Server operating systems

OS X
Windows

Linux

BSD
Linux
OS X
Windows

Linux

Data scheme

yes

Strong typed schema

schema-free

yes

Typing

predefined data types such as float or date

yes

integer and binary

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

yes

Secondary indexes

yes

Nebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.

yes

with tags

SQL

Support of SQL

yes

close to SQL 92

SQL-like query language

SQL-like query language (WOQL)

APIs and other access methods

ODBC
RESTful HTTP API

by using 4D Mobile
SOAP webservices

Browser interface
console (shell)
Proprietary native API
Query language nGQL

HTTP API

OWL
RESTful HTTP API
WOQL (Web Object Query Language)

Supported programming languages

4D proprietary IDE
PHP

C++
Go
Java
Python

.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R

JavaScript
Python

Server-side scripts

Stored procedures

yes

Triggers

yes

Partitioning methods

Methods for storing different data on different nodes

none

Sharding

consistent hashing

Graph Partitioning

Replication methods

Methods for redundantly storing data on multiple nodes

Multi-source replication

Causal Clustering using Raft protocol

Source-replica replication with selectable replication factor

Journaling Streams

MapReduce

Offers an API for user-defined Map/Reduce methods

with Hadoop integration

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

yes

Relationships in graphs

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

using RocksDB

yes

by using LevelDB

yes

in-memory journaling

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

Transient mode

User concepts

Access control

Users and groups

Role-based access control

Cryptographically strong user authentication and audit trail

Role-based access control

More information provided by the system vendor

Specific characteristics

Nebula Graph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more

Competitive advantages

Nebula Graph boasts the world's only graph database solution that is able to host...
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Typical application scenarios

Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more

Key customers

Currently we have some top internet companies in China implementing Nebula Graph...
» more

Market metrics

At our very early stage, Nebula Graph has already received 3.5k stars and thousands...
» more

Licensing and pricing models

Nebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more

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