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DBMS > AllegroGraph vs. HarperDB vs. OrientDB

System Properties Comparison AllegroGraph vs. HarperDB vs. OrientDB

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Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonHarperDB  Xexclude from comparisonOrientDB  Xexclude from comparison
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSA distributed database focused on speed and ease of use. It has an intuitive REST API, and supports NoSQL and SQL including joins. HarperDB leverages standard interfaces, and users can be up and running in minutes.Multi-model DBMS (Document, Graph, Key/Value)
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Document storeDocument store
Graph DBMS
Key-value store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.33
Rank#148  Overall
#25  Document stores
#13  Graph DBMS
#7  RDF stores
Score0.83
Rank#197  Overall
#31  Document stores
Score4.16
Rank#81  Overall
#12  Document stores
#4  Graph DBMS
#12  Key-value stores
Websiteallegrograph.comharperdb.ioorientdb.org
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmlharperdb.io/­developers/­documentation/­overviewwww.orientdb.com/­docs/­last/­index.html
DeveloperFranz Inc.HarperDBOrientDB LTD; CallidusCloud; SAP
Initial release200420172010
Current release7.0.0, April 20203.0, May 20213.1.9, February 2021
License infoCommercial or Open Sourcecommercial infoLimited community edition freecommercial infofree community edition availableOpen Source infoApache version 2
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.
HarperDB Cloud: Get To Market Faster, For Less Money Using Our Built-in API.
Implementation languageNode.jsJava
Server operating systemsLinux
OS X
Windows
Linux
OS X
All OS with a Java JDK (>= JDK 6)
Data schemeyes infoRDF schemasdynamic schemaschema-free infoSchema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")
Typing infopredefined data types such as float or dateyesyes infoJSON data 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
SQL infoSupport of SQLSPARQL is used as query languageSQL-like data manipulation statementsSQL-like query language, no joins
APIs and other access methodsRESTful HTTP API
SPARQL
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
Tinkerpop technology stack with Blueprints, Gremlin, Pipes
Java API
RESTful HTTP/JSON API
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
.Net
C
C#
C++
ColdFusion
D
Dart
Delphi
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
MatLab
Objective C
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Rust
Scala
Swift
.Net
C
C#
C++
Clojure
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresyes infoJavaScript or Common LispnoJava, Javascript
TriggersyesnoHooks
Partitioning methods infoMethods for storing different data on different nodeswith FederationA table resides as a whole on one (or more) nodes in a clusterSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yes infothe nodes on which a table resides can be definedMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono infocould be achieved with distributed queries
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configurationImmediate Consistency
Foreign keys infoReferential integritynonoyes inforelationship in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDAtomic execution of specific operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes, using LMDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationAccess rights for users and rolesAccess rights for users and roles; record level security configurable
More information provided by the system vendor
AllegroGraphHarperDBOrientDB
Specific characteristicsKnowledge Graph Platform Leader FedShard - Designed for Entity-Event Knowledge Graph...
» more
HarperDB is the first distributed database with hybrid SQL & NoSQL functionality...
» more
Competitive advantagesAllegroGraph is uniquely suited to support adhoc queries through SPARQL, Prolog and...
» more
By combining the functionality of the best SQL, NoSQL, and NewSQL products on the...
» more
Typical application scenariosUse cases where HarperDB is a better fit than other solutions include: Rapid app...
» more
Key customersA few highlighted customers include: US Army, US Airforce, Chelan PUD, TATA, & Lumen....
» more
Market metrics6,800 + npm downloads 1,600 + on Docker Hub 2,600 + cloud & local signups
» more
Licensing and pricing modelsHarperDB follows a freemium/premium model . A database is only as powerful as it...
» more
News

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

AiThority Interview with Dr. Jans Aasman
1 July 2021

The Amazing Applications of Graph Neural Networks
26 June 2021

KM Global Network Conference – Visualizing Knowledge (Recording)
22 June 2021

Franz Inc. Named to Database Trends 100 Companies that Matter Most in Data
10 June 2021

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
AllegroGraphHarperDBOrientDB
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Recent citations in the news

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

Franz Inc. Named to KMWorld's AI50 Companies Empowering Intelligent Knowledge Management
14 July 2021, Business Wire

The Amazing Applications of Graph Neural Networks
26 June 2021, insideBIGDATA

Franz's AllegroGraph 7 Gains Broad Recognition in 2020 as a Leading Knowledge Graph Solution
9 December 2020, Business Wire

Franz Announces Allegro NFS Server 7.0 for Windows
16 February 2021, Business Wire

provided by Google News

HarperDB - How and Why We Built It From The Ground Up on NodeJS
28 February 2021, hackernoon.com

Which Database Is Right For You? HarperDB vs. MongoDB vs. PostgreSQL
14 March 2021, hackernoon.com

HarperDB Releases HarperDB Cloud - PRNewswire
22 April 2020, PRNewswire

HarperDB: It’s all about the (open) DBaaS
20 July 2020, ComputerWeekly.com

HarperDB: An underdog SQL / NoSQL database
7 February 2018, ZDNet

provided by Google News

Global Graph Database Market 2021 Growth Factors | Strategic Analysis | Increasing Demand With Top Key Players | Bitnine Global, Cray, Microsoft, OrientDB Ltd – The Manomet Current
25 July 2021, The Manomet Current

Graph Database Market 2021 SWOT Analysis, Competitive Landscape and Significant Growth | Top Brands:IBM, Microsoft, Oracle, AWS, Neo4j, Orientdb, Teradata, Tibco Software, Franz, OpenLink Software,… – Jumbo News
25 July 2021, Jumbo News

Global Graph Database Sales Market 2021 Future Set to Massive Growth with High CAGR value | Market Players: International Business Machines Corporation, OrientDB, DataStax, ArangoDB GmbH., Objectivity, Oracle, Neo Technology, Franz, Ontotext AD, S
20 July 2021, NeighborWebSJ

Graph Database Market May See Big Move | IBM, Microsoft, Oracle, AWS, Neo4j – Murphy's Hockey Law
24 July 2021, Murphy's Hockey Law

Graph Database Market Size Analysis And Opportunities During 2021 To 2027| OrientDB, DataStax, ArangoDB GmbH.
29 June 2021, openPR

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