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DBMS > DolphinDB vs. Graph Engine vs. Neo4j

System Properties Comparison DolphinDB vs. Graph Engine vs. Neo4j

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonGraph Engine infoformer name: Trinity  Xexclude from comparisonNeo4j  Xexclude from comparison
DescriptionTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageA distributed in-memory data processing engine, underpinned by a strongly-typed RAM store and a general distributed computation engineScalable, ACID-compliant graph database designed with a high-performance distributed cluster architecture, available in self-hosted and cloud offerings
Primary database modelTime Series DBMSGraph DBMS
Key-value store
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.24
Rank#157  Overall
#11  Time Series DBMS
Score0.85
Rank#186  Overall
#17  Graph DBMS
#30  Key-value stores
Score58.03
Rank#20  Overall
#1  Graph DBMS
Websitewww.dolphindb.comwww.graphengine.ioneo4j.com
Technical documentationwww.dolphindb.com/­helpwww.graphengine.io/­docs/­manualneo4j.com/­docs
DeveloperDolphinDB, IncMicrosoftNeo4j, Inc.
Initial release201820102007
Current release4.4.3, January 2022
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoMIT LicenseOpen Source infoGPL version3, commercial licenses available
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.
Neo4j Aura: Neo4j’s fully managed cloud service: The zero-admin, always-on graph database for cloud developers.
Implementation languageC++.NET and CJava, Scala
Server operating systemsLinux
Windows
.NETLinux infoCan also be used server-less as embedded Java database.
OS X
Solaris
Windows
Data schemeyesschema-free and schema-optional
Typing infopredefined data types such as float or dateyesyesyes
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.nono
Secondary indexesnoyes infopluggable indexing subsystem, by default Apache Lucene
SQL infoSupport of SQLSQL-like query languagenono
APIs and other access methodsJDBC
ODBC
RESTful HTTP APIBolt protocol
Cypher query language
Java API
Neo4j-OGM infoObject Graph Mapper
RESTful HTTP API
Spring Data Neo4j
TinkerPop 3
Supported programming languagesC#
C++
Java
JavaScript
Python
R
C#
C++
F#
Visual Basic
.Net
Clojure
Elixir
Go
Groovy
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresyesyesyes infoUser defined Procedures and Functions
Triggersnonoyes infovia event handler
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioninghorizontal partitioningyes using Neo4j Fabric
Replication methods infoMethods for redundantly storing data on multiple nodesyesCausal Clustering using Raft protocol infoavailable in in Enterprise Version only
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyCausal and Eventual Consistency configurable in Causal Cluster setup
Immediate Consistency in stand-alone mode
Foreign keys infoReferential integritynonoyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesoptional: either by committing a write-ahead log (WAL) to the local persistent storage or by dumping the memory to a persistent storageyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlAdministrators, Users, GroupsUsers, roles and permissions. Pluggable authentication with supported standards (LDAP, Active Directory, Kerberos)
More information provided by the system vendor
DolphinDBGraph Engine infoformer name: TrinityNeo4j
Specific characteristicsNeo4j delivers graph technology that has been battle tested for performance and scale...
» more
Competitive advantagesNeo4j is the market leader, graph database category creator, and the most widely...
» more
Typical application scenariosReal-Time Recommendations Master Data Management Identity and Access Management Network...
» more
Key customersOver 800 commercial customers and over 4300 startups use Neo4j. Flagship customers...
» more
Market metricsNeo4j boasts the world's largest graph database ecosystem with more than 140 million...
» more
Licensing and pricing modelsGPL v3 license that can be used all the places where you might use MySQL. Neo4j Commercial...
» more
News

GeneWeaver: Building a Graph to Map Variants to Genes Using Neo4j 4.x and Bulk Import
25 January 2022

This Week in Neo4j – Web3, NFTs, PHP Dev, and Sports Data Science
22 January 2022

Category Creation: Emil Eifrem’s Virtuous Cycle & Four Tips for Success
20 January 2022

Neo4j in the News – Winter Edition: Neo4j Growth, Big Data, and Cybercrime
19 January 2022

Doctor.ai, a Voice Chatbot for Healthcare, Powered by Neo4j and AWS
18 January 2022

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
3rd partiesGraphable delivers expert services for Neo4j and other Graph DBMS.
» more

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

More resources
DolphinDBGraph Engine infoformer name: TrinityNeo4j
DB-Engines blog posts

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12 June 2019, Amy Hodler & Mark Needham, Neo4j (guest author)

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2 March 2016, Paul Andlinger

The openCypher Project: Help Shape the SQL for Graphs
22 December 2015, Emil Eifrem (guest author)

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Recent citations in the news

DolphinDB bags $15m and 14 more deal updates from Greater China
10 December 2021, DealStreetAsia

provided by Google News

Microsoft Graph Engine Is Now an Open-Source Project
13 February 2017, WinBuzzer

Cutting-edge Katana Graph scores $28.5 million Series A Led by Intel Capital
24 February 2021, ZDNet

Latest TigerGraph Release Adds More Than 40 Features to its Graph Database
6 October 2021, Database Trends and Applications

Katana Graph and Intel Collaborate on Graph Analytics Python Library and Metagraph Plug-In
30 November 2021, Database Trends and Applications

How Google and Microsoft taught search to “understand” the Web
6 June 2012, Ars Technica

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Neo4j Closes Banner Year Marked by Customer Successes, Continued Industry Validation, Community Engagement, and Major Funding
25 January 2022, PRNewswire

Migrating Neo4j Graph Schemas with Neo4j Migrations
28 December 2021, InfoQ.com

Neo4j raises Neo$325M as graph-based data analysis takes hold in enterprise
17 June 2021, TechCrunch

Global GPU Database Market 2021 – Industry Developments, Outlook, Current Trends by 2027 – Discovery Sports Media
18 January 2022, Discovery Sports Media

Graph database company Neo4j launches free fully-managed cloud service
3 November 2021, VentureBeat

provided by Google News

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