DB-EnginesExtremeDB: the first and only COTS deterministic embedded database management system for mission- and safety-critical hard real-time applicationsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > AllegroGraph vs. Atos Standard Common Repository vs. etcd vs. VelocityDB

System Properties Comparison AllegroGraph vs. Atos Standard Common Repository vs. etcd vs. VelocityDB

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonAtos Standard Common Repository  Xexclude from comparisonetcd  Xexclude from comparisonVelocityDB  Xexclude from comparison
This system has been discontinued and will be removed from the DB-Engines ranking.
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSHighly scalable database system, designed for managing session and subscriber data in modern mobile communication networksA distributed reliable key-value storeA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Document store
Key-value store
Key-value storeGraph DBMS
Object oriented DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.25
Rank#154  Overall
#27  Document stores
#14  Graph DBMS
#7  RDF stores
Score10.19
Rank#46  Overall
#5  Key-value stores
Score0.10
Rank#310  Overall
#29  Graph DBMS
#17  Object oriented DBMS
Websiteallegrograph.comatos.net/en/convergence-creators/portfolio/standard-common-repositoryetcd.io
github.com/­etcd-io/­etcd
velocitydb.com
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmletcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
velocitydb.com/­UserGuide
DeveloperFranz Inc.Atos Convergence CreatorsVelocityDB Inc
Initial release200420162011
Current release7.0.0, April 202017033.4, August 20197.x
License infoCommercial or Open Sourcecommercial infoLimited community edition freecommercialOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaGoC#
Server operating systemsLinux
OS X
Windows
LinuxFreeBSD
Linux
Windows infoexperimental
Any that supports .NET
Data schemeyes infoRDF schemasSchema and schema-less with LDAP viewsschema-freeyes
Typing infopredefined data types such as float or dateyesoptionalnoyes
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 possibleyesnono
Secondary indexesyesyesnoyes
SQL infoSupport of SQLSPARQL is used as query languagenonono
APIs and other access methodsRESTful HTTP API
SPARQL
LDAPgRPC
JSON over HTTP
.Net
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
All languages with LDAP bindings.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
.Net
Server-side scripts infoStored proceduresyes infoJavaScript or Common Lispnonono
Triggersyesyesyes, watching key changesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodeswith FederationSharding infocell divisionSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.
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 or Eventual Consistency depending on configurationImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDAtomic execution of specific operationsnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnoyes
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationLDAP bind authenticationnoBased on Windows Authentication
More information provided by the system vendor
AllegroGraphAtos Standard Common RepositoryetcdVelocityDB
Specific characteristicsKnowledge Graph Platform Leader FedShard - Designed for Entity-Event Knowledge Graph...
» more
Competitive advantagesAllegroGraph is uniquely suited to support adhoc queries through SPARQL, Prolog and...
» more
News

Essilor’s Knowledge Graph for Global Supply Chain Risk Management
14 September 2021

No-Code Queries Can Accelerate AI and Data Analytics
1 September 2021

Why Young Developers Don’t Get Knowledge Graphs
1 August 2021

The Next Step in Machine Learning’s Evolution: Graph Neural Networks
29 July 2021

Franz Inc. Named to KMWorld’s AI50
14 July 2021

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

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

More resources
AllegroGraphAtos Standard Common RepositoryetcdVelocityDB
Recent citations in the news

Jans Aasman Articles and Insights
13 September 2021, DevOps.com

Why Dynamic Algorithms Still Haven't Replaced Human Rules
1 October 2021, insideBIGDATA

Why Young Developers Don't Get Knowledge Graphs
30 July 2021, Datanami

4 Benefits of Integrating a Language With a Database
13 September 2021, DevOps.com

Franz Inc. and Smartlogic Team Up to Help Enterprises Quickly Deploy Highly Scalable, Distributed Semantic Knowledge Graphs
24 May 2021, Business Wire

provided by Google News

Service Discovery Software Market Size, Application Analysis, Regional Outlook | HashiCorp, traefik, Apache, etcd, GRPC, etc – Puck77
20 October 2021, Puck77

All about performance: etcd 3.5 looks to make Kubernetes users happy • DEVCLASS
17 June 2021, DevClass

Break point: Qodana, Pulumi, OpenShift, GraalVM, Seldon, and VS Code • DEVCLASS
22 October 2021, DevClass

Common Kubernetes terminology you should know
8 October 2021, TechTarget

Artefact : Servir des modèles ML à l'échelle en utilisant Mlflow sur Kubernetes - Partie 1
22 October 2021, Marketscreener.com

provided by Google News

Job opportunities

Modeling and Simulation / MBSE Systems Engineer
The GBS Group, Philadelphia, PA

Sales Engineer/Senior Sales Engineer (West)
TigerGraph, Washington State

Data Scientist with Java & Python Exp
The GBS Group, Philadelphia, PA

Platform Engineer – SysAdmin
Grant Street Group, Remote

Backend Developer
Cyberhaven, Remote

Agriculture and Education Coordinator - Chugiak, Alaska - Native Village of Eklutna
Alaska Native Tribal Health Consortium, Chugiak, AK

Program Director, VPC Overlay Networking
IBM, San Jose, CA

Software Engineering Co-Op
Red Hat Software, Remote

jobs by Indeed



Share this page

Featured Products

Couchbase logo

The modern database for enterprise applications. Build fast. Scale Big. Save more.
Get started today.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Vertica logo

Vertica Accelerator. The fastest analytics and machine learning, delivered as SaaS, with automated setup, administration, and management. Free trial.

Present your product here