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DBMS > AllegroGraph vs. c-treeEDGE vs. Nebula Graph

System Properties Comparison AllegroGraph vs. c-treeEDGE vs. Nebula Graph

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Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonc-treeEDGE  Xexclude from comparisonNebula Graph  Xexclude from comparison
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSDatabase built for IoT edge computing, which runs natively on ARM or x86 processors and on major IoT operating systems.A distributed, linear scalable, high perfomant Graph DBMS
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Key-value store
Relational DBMS
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.01
Rank#167  Overall
#25  Document stores
#14  Graph DBMS
#7  RDF stores
Score0.36
Rank#249  Overall
#43  Key-value stores
#114  Relational DBMS
Score0.43
Rank#234  Overall
#19  Graph DBMS
Websiteallegrograph.comwww.faircom.com/­-products/­-c-treeedgegithub.com/­vesoft-inc/­nebula
nebula-graph.io
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmllearn.faircomcorp.com/­developers/­documentation_directorydocs.nebula-graph.io
DeveloperFranz Inc.FairCom CorporationVesoft Inc.
Initial release200419792019
Current release7.0.0, April 2020V1, Juni 2018
License infoCommercial or Open Sourcecommercial infoLimited community edition freecommercial infoRestricted, free version availableOpen Source infoApache Version 2.0 + Common Clause 1.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageANSI C, C++C++
Server operating systemsLinux
OS X
Windows
Android
Linux
Raspbian
Windows infoeasily portable to other OSs
Linux
Data schemeyes infoRDF schemasFlexible Schema (defined schema, partial schema, schema free)Strong typed schema
Typing infopredefined data types such as float or dateyesyes, ANSI Standard SQL Typesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.no infobulk load of XML files possiblenono
Secondary indexesyesyesyes infoNebula 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.
SQL infoSupport of SQLSPARQL is used as query languageyes infoANSI SQL queriesSQL-like query language
APIs and other access methodsRESTful HTTP API
SPARQL
ADO.NET
Direct SQL
IoT Microservice layer
JDBC
MQTT (Message Queue Telemetry Transport)
ODBC
RESTful HTTP API
Browser interface
console (shell)
Proprietary native API
Query language nGQL
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
.Net
C
C#
C++
Java
JavaScript
PHP
Python
Visual Basic
C++
Go
Java
Python
Server-side scripts infoStored proceduresyes infoJavaScript or Common Lispyes info.Net, JavaScript, C/C++
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodeswith FederationFile partitioning infoCustomizable business rules for partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yes infoSynchronous and asynchronous realtime replication based on transaction logsCausal Clustering using Raft protocol
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configurationImmediate Consistency
Tunable Consistency
Immediate Consistency
Foreign keys infoReferential integritynoyes infowhen using SQLyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoacross SQL and NoSQLyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationFine grained user, group and file access rights managed across SQL (per ANSI standard) and NoSQL.Role-based access control
More information provided by the system vendor
AllegroGraphc-treeEDGENebula Graph
Specific characteristicsKnowledge Graph Platform Leader FedShard - Designed for Entity-Event Knowledge Graph...
» more
The c-treeEDGE IoT Database is a fast, flexible solution with a robust architecture...
» more
Nebula Graph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantagesAllegroGraph is uniquely suited to support adhoc queries through SPARQL, Prolog and...
» more
Top Features Micro footprint: As low as 37 MB IoT communication interfaces : MQTT,...
» more
Nebula Graph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosc-treeEDGE can be deployed at or near the data collection point (sensors) and used...
» more
Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersNew product
» more
Currently we have some top internet companies in China implementing Nebula Graph...
» more
Market metricsNew product
» more
At our very early stage, Nebula Graph has already received 3.5k stars and thousands...
» more
Licensing and pricing modelsJust as the technical aspects of c-treeEDGE are flexible to meet operation requirements,...
» more
Nebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more
News

Connected Data London – The Future of AI in the Enterprise
3 September 2020

Using Microsoft Power BI with AllegroGraph
19 August 2020

Franz Inc. Named an AI 50 Company by KMWorld
18 August 2020

Knowledge graphs enhance customer experience through speed and accuracy
10 July 2020

AllegroGraph Named to 100 Companies That Matter Most in Data
22 June 2020

How to Migrage Data from Neo4j to Nebula Graph with Nebula Graph Exchange
17 September 2020

Nebula Graph 1.0 Benchmark Report based on the LDBC Dataset
11 September 2020

Pick of the Week at Nebula Graph - Nebula Graph DBaaS is Public for Beta Test
11 September 2020

Analyzing Relationships in Game of Thrones With NetworkX, Gephi, and Nebula Graph (Part Two)
10 September 2020

Pick of the Week at Nebula Graph - DB-Engines Graph DBMS Ranking Update in September
4 September 2020

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
AllegroGraphc-treeEDGENebula Graph
Conferences and events

Enterprise Knowledge Graphs, Connected-Data.London
Webinar, 23 September 2020 (finished)

Recent citations in the news

Franz Inc. to Present at The Global Graph Summit and Data Day Texas 2020
10 January 2020, PR Web

AllegroGraph Named to 100 Companies That Matter Most in Data
23 June 2020, PR Web

AllegroGraph v7 Powers First Distributed Semantic Knowledge Graph Solution with Federated-Sharding
26 May 2020, Business Wire

Ubiquitous AI Demands A New Type Of Database Sharding
1 May 2020, Forbes

Little Known Artificial Intelligence Secrets: What Unsupervised Learning Really Means
22 August 2020, insideBIGDATA

provided by Google News

FairCom's c-treeEDGE Added to PTC Marketplace
26 August 2020, Embedded Computing Design

FairCom names new senior sales director
27 January 2020, PRNewswire

FairCom to feature #ctreeEDGE IoT Database at LiveWorx19
4 June 2019, PRNewswire

Database leader FairCom celebrates 40 years of providing fast, reliable solutions
6 November 2019, PRNewswire

FairCom and Software AG sign new contract for c-treeACE Database
22 March 2019, PRNewswire

provided by Google News

Nebula Graph Joins Database Race
15 June 2020, Datanami

The World's Most Capable Graph Database, Nebula Graph™, Debuts for Unmatched Big Data Analytics Discovery
29 June 2020, PR Web

The Next Database Platform (Full Recording Available)
1 September 2020, The Next Platform

Nebula Graph Raises $8M in Series Pre-A Funding
15 June 2020, FinSMEs

ACE Redpoint Ventures's $8 Million Investment in Nebula Graph
11 June 2020, Global Legal Chronicle

provided by Google News

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