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DBMS > Neo4j vs. PostgreSQL

System Properties Comparison Neo4j vs. PostgreSQL

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Editorial information provided by DB-Engines
NameNeo4j  Xexclude from comparisonPostgreSQL  Xexclude from comparison
DescriptionOpen source graph databaseWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL
Primary database modelGraph DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score48.27
Rank#22  Overall
#1  Graph DBMS
Score522.99
Rank#4  Overall
#4  Relational DBMS
Websiteneo4j.comwww.postgresql.org
Technical documentationneo4j.com/­docswww.postgresql.org/­docs/­manuals
DeveloperNeo4j, Inc.PostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release20071989 info1989: Postgres, 1996: PostgreSQL
Current release4.0.4, May 202012.3, May 2020
License infoCommercial or Open SourceOpen Source infoGPL version3, commercial licenses availableOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, ScalaC
Server operating systemsLinux infoCan also be used server-less as embedded Java database.
OS X
Solaris
Windows
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeschema-free and schema-optionalyes
Typing infopredefined data types such as float or dateyesyes
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.yes infospecific XML-type available, but no XML query functionality.
Secondary indexesyes infopluggable indexing subsystem, by default Apache Luceneyes
SQL infoSupport of SQLnoyes infostandard with numerous extensions
APIs and other access methodsBolt protocol
Cypher query language
Java API
Neo4j-OGM infoObject Graph Mapper
RESTful HTTP API
Spring Data Neo4j
TinkerPop 3
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languages.Net
Clojure
Elixir
Go
Groovy
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresyes infoUser defined Procedures and Functionsuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersyes infovia event handleryes
Partitioning methods infoMethods for storing different data on different nodesnonepartitioning by range, list and (since PostgreSQL 11) by hash
Replication methods infoMethods for redundantly storing data on multiple nodesCausal Clustering using Raft protocol infoavailable in in Enterprise Version onlyMaster-slave replication infoother methods possible by using 3rd party extensions
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemCausal and Eventual Consistency configurable in Causal Cluster setup
Immediate Consistency in stand-alone mode
Immediate Consistency
Foreign keys infoReferential integrityyes infoRelationships in graphsyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlUsers, roles and permissions. Pluggable authentication with supported standards (LDAP, Active Directory, Kerberos)fine grained access rights according to SQL-standard
More information provided by the system vendor
Neo4jPostgreSQL
Specific characteristicsNeo4j is a native graph database platform that is built to store, query, analyze...
» more
Competitive advantagesNeo4j database is the only transactional database that combines everything you need...
» more
Typical application scenariosReal-Time Recommendations Master Data Management Identity and Access Management Network...
» more
Key customersOver 300 commercial customers and over 750 startups use Neo4j. Flagship customers...
» more
Market metricsNeo4j boasts the world's largest graph database ecosystem with more than a 15 million...
» more
Licensing and pricing modelsGPL v3 license that can be used all the places where you might use MySQL. Neo4j Commercial...
» more
News

Announcing New Neo4j Online Training Courses!
4 June 2020

Creative Use of Network Science with Graph Commons
3 June 2020

Analytical Subgraph Overlays in Neo4j
2 June 2020

Graph-Powered Recommendations: A Framework for Faster Development
1 June 2020

This Week in Neo4j – Data Modeling Best Practices, JHipster and Neo4j, Circular Money Flow, Visualizing a Spring Integration graph
30 May 2020

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.

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More resources
Neo4jPostgreSQL
DB-Engines blog posts

Applying Graph Analytics to Game of Thrones
12 June 2019, Amy Hodler & Mark Needham, Neo4j (guest author)

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

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

show all

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

PostgreSQL is the DBMS of the Year 2017
2 January 2018, Paul Andlinger, Matthias Gelbmann

Microsoft SQL Server is the DBMS of the Year
4 January 2017, Matthias Gelbmann, Paul Andlinger

show all

Conferences and events

PostgreSQL Online Trainings
Online Training Courses, 4 May 2020 - 11 December 2020

Recent citations in the news

The World's Leading Companies Use Neo4j to Manage Supply Chains, Boost Resilience and Ensure Business Continuity
27 May 2020, PRNewswire

Harnessing graphs at the heart of the telecoms industry
3 June 2020, Total Telecom

Global Graph Database Market Growth is Projected to Grow at Sluggish Rate by 2027 Post COVID 19 PandemictriAGENS GmbHArango DB, Neo4j Inc, OrientDB Ltd, Cayley, Titan
5 June 2020, Bandera County Courier

Rising Opportunities in GPU Database Market | • Neo4j • Anaconda • NVIDIA • Blazegraph • OmniSci
29 May 2020, Cole of Duty

The 7 Best Graph Databases to Consider for 2020
28 May 2020, Solutions Review

provided by Google News

PostgreSQL: Businesses choose open source for digital transformation
12 May 2020, TechHQ

Best practices for Amazon RDS for PostgreSQL cross-Region read replicas
26 May 2020, idk.dev

Common administrator responsibilities on Amazon RDS and Amazon Aurora for PostgreSQL databases
18 May 2020, idk.dev

Multi-tenant data isolation with PostgreSQL Row Level Security
18 May 2020, idk.dev

Migrating PostgreSQL from on-premises or Amazon EC2 to Amazon RDS using logical replication
27 May 2020, idk.dev

provided by Google News

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