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. Google Cloud Datastore vs. VelocityDB

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

Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonAtos Standard Common Repository  Xexclude from comparisonetcd  Xexclude from comparisonGoogle Cloud Datastore  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 storeAutomatically scaling NoSQL Database as a Service (DBaaS) on the Google Cloud PlatformA .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 storeDocument storeGraph DBMS
Object oriented DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.24
Rank#156  Overall
#27  Document stores
#14  Graph DBMS
#7  RDF stores
Score11.54
Rank#46  Overall
#5  Key-value stores
Score4.84
Rank#76  Overall
#11  Document stores
Score0.06
Rank#318  Overall
#32  Graph DBMS
#17  Object oriented DBMS
Websiteallegrograph.comatos.net/en/convergence-creators/portfolio/standard-common-repositoryetcd.io
github.com/­etcd-io/­etcd
cloud.google.com/­datastorevelocitydb.com
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmletcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
cloud.google.com/­datastore/­docsvelocitydb.com/­UserGuide
DeveloperFranz Inc.Atos Convergence CreatorsGoogleVelocityDB Inc
Initial release2004201620082011
Current release7.2, October 202117033.4, August 20197.x
License infoCommercial or Open Sourcecommercial infoLimited community edition freecommercialOpen Source infoApache Version 2.0commercialcommercial
Cloud-based only infoOnly available as a cloud servicenononoyesno
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
hostedAny that supports .NET
Data schemeyes infoRDF schemasSchema and schema-less with LDAP viewsschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesoptionalnoyes, details hereyes
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 possibleyesnonono
Secondary indexesyesyesnoyesyes
SQL infoSupport of SQLSPARQL is used as query languagenonoSQL-like query language (GQL)no
APIs and other access methodsRESTful HTTP API
SPARQL
LDAPgRPC
JSON over HTTP
gRPC (using protocol buffers) API
RESTful HTTP/JSON API
.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
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
Server-side scripts infoStored proceduresyes infoJavaScript or Common Lispnonousing Google App Engineno
Triggersyesyesyes, watching key changesCallbacks using the Google Apps EngineCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodeswith FederationSharding infocell divisionShardingSharding
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.Multi-source replication using Paxos
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infousing Google Cloud Dataflowno
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 or Eventual Consistency depending on type of query and configuration infoStrong Consistency is default for entity lookups and queries within an Entity Group (but can instead be made eventually consistent). Other queries are always eventual consistent.Immediate Consistency
Foreign keys infoReferential integritynononoyes infovia ReferenceProperties or Ancestor pathsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDAtomic execution of specific operationsnoACID infoSerializable Isolation within Transactions, Read Committed outside of TransactionsACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnonoyes
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationLDAP bind authenticationnoAccess rights for users, groups and roles based on Google Cloud Identity and Access Management (IAM)Based on Windows Authentication
More information provided by the system vendor
AllegroGraphAtos Standard Common RepositoryetcdGoogle Cloud DatastoreVelocityDB
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

Authentic Meets Artificial – The New Intelligence – DM Radio Broadcast
13 January 2022

Embedding Gruff In a Web Page
10 January 2022

AllegroGraph Named 2022 “Trend Setter”
3 January 2022

Predictions: Quantum AI, Graph Neural Networks, and Personal Data Pods
16 December 2021

Franz Inc. Announces AllegroGraph Has No Log4j Security Exposure
14 December 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 RepositoryetcdGoogle Cloud DatastoreVelocityDB
Recent citations in the news

Franz’s AllegroGraph Named 2022 “Trend Setter” by Database Trends and Applications
4 January 2022, EIN News

AiThority Interview with Dr. Jans Aasman, CEO at Franz
1 July 2021, AiThority

Analytics and AI in 2022: Innovation in the era of COVID
28 December 2021, SmartPlanet.com

2022 Trends in Intelligent Bots: Knowledge Worker Empowerment
3 January 2022, insideBIGDATA

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

provided by Google News

How to restore a Kubernetes cluster from an etcd snapshot
16 December 2021, TechTarget

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

How to invest in silver with minimal hassle and diversify your portfolio
14 January 2022, Mint

etcd: the Not-so-Secret Sauce in Google's Kubernetes and Pivotal's Cloud Foundry
16 July 2014, Data Center Knowledge

A Kubernetes Operator for etcd
13 October 2020, InfoQ.com

provided by Google News

Dell Technologies wants to be known as the 'cloud ecosystem champion'
19 January 2022, ZDNet

#HowTo: Quickly Evaluate a SaaS Vendor's Cloud Security
17 January 2022, Infosecurity Magazine

The emerging importance of cloud geo-distribution for developers
12 January 2022, Information Age

Best MLOps Tools & Platforms for 2022
12 January 2022, CIO Insight

Making Interoperability Work in Practice: Forms, Business Models and Safeguards
20 January 2022, The Good Men Project

provided by Google News

Job opportunities

Data Scientist
The GBS Group, Philadelphia, PA

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

Sales Engineer/Senior Sales Engineer (North Central)
TigerGraph, Saint Paul, MN

Senior Data Engineer (SQL and Knowledge Graph)
Amgen, Thousand Oaks, CA

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

Software Engineer
Braintree, San Jose, CA

Junior Developer
Paradyme Management, Washington, DC

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

Platform Engineer – SysAdmin
Grant Street Group, Remote

Production Engineer, Core Systems
Facebook App, Remote

Engineering Manager, Google Cloud Platform
Google, Mountain View, CA

Web & Server Developer
ACR Electronics Inc, Salt Lake City, UT

Cloud Microservices Developer
Oracle, Massachusetts

Business Intelligence Analyst
CBT Nuggets, Eugene, OR

Staff Software Engineer, Carbon Platform
Indigo, Boston, MA

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.

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 80GB free.

Vertica logo

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

Neo4j logo

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

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Present your product here