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DBMS > Amazon Neptune vs. Citus vs. PostgreSQL

System Properties Comparison Amazon Neptune vs. Citus vs. PostgreSQL

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Editorial information provided by DB-Engines
NameAmazon Neptune  Xexclude from comparisonCitus  Xexclude from comparisonPostgreSQL  Xexclude from comparison
DescriptionFast, reliable graph database built for the cloudScalable hybrid operational and analytics RDBMS for big data use cases based on PostgreSQLWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL
Primary database modelGraph DBMS
RDF store
Relational 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 storeDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.15
Rank#119  Overall
#6  Graph DBMS
#4  RDF stores
Score1.18
Rank#152  Overall
#74  Relational DBMS
Score536.77
Rank#4  Overall
#4  Relational DBMS
Websiteaws.amazon.com/­neptunewww.citusdata.comwww.postgresql.org
Technical documentationaws.amazon.com/­neptune/­developer-resourcesdocs.citusdata.comwww.postgresql.org/­docs/­manuals
DeveloperAmazonPostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release201720101989 info1989: Postgres, 1996: PostgreSQL
Current release8.1, December 201812.3, May 2020
License infoCommercial or Open SourcecommercialOpen Source infoAGPL, commercial license also availableOpen Source infoBSD
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • Azure Database for PostgreSQL: A fully managed, scalable PostgreSQL relational database with high availability and security built in at no extra cost
  • ScaleGrid for PostgreSQL: Fully managed PostgreSQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageCC
Server operating systemshostedLinuxFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeschema-freeyesyes
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.noyes infospecific XML type available, but no XML query functionalityyes infospecific XML-type available, but no XML query functionality.
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyes infostandard, with numerous extensionsyes infostandard with numerous extensions
APIs and other access methodsRDF 1.1 / SPARQL 1.1
TinkerPop Gremlin 3.3
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesC#
Go
Java
JavaScript
PHP
Python
Ruby
Scala
.Net
C
C++
Delphi
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresnouser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.user defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingpartitioning by range, list and (since PostgreSQL 11) by hash
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-availability zones high availability, asynchronous replication for up to 15 read replicasSource-replica replication infoother methods possible by using 3rd party extensionsSource-replica replication infoother methods possible by using 3rd party extensions
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes infoRelationships in graphsyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infowith encyption-at-restyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)fine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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More resources
Amazon NeptuneCitusPostgreSQL
DB-Engines blog posts

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

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4 January 2017, Matthias Gelbmann, Paul Andlinger

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Conferences and events

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

Recent citations in the news

Marinus Analytics turns to Amazon Neptune cloud graph database to fight human trafficking
4 August 2020, SiliconANGLE

Catching up with Amazon Neptune
26 November 2019, ZDNet

TigerGraph Launches Graph Database-as-a-Service on Azure
16 July 2020, eweek.com

Migrating a Neo4j graph database to Amazon Neptune with a fully automated utility
24 April 2020, idk.dev

Building a customer identity graph with Amazon Neptune
13 May 2020, idk.dev

provided by Google News

Microsoft acquires Citus Data for its open source PostgreSQL tool
24 January 2019, VentureBeat

Citus Data Announces Citus Cloud Database Support for HIPAA and SOC 2 Type 2 Compliance
13 November 2018, Business Wire

Microsoft Expands Azure PostgreSQL Moxy Through Citus Data Purchase
30 January 2019, Data Center Knowledge

PlanetScale scales out MySQL
4 May 2020, ZDNet

Microsoft Acquires Citus Data to Dive Deeper into Postgres
30 January 2019, eWeek

provided by Google News

Swarm64 and Command Prompt Partner to Expand Open Source PostgreSQL Support
10 August 2020, Database Trends and Applications

Migrating from SAP ASE to Amazon Aurora PostgreSQL
11 August 2020, idk.dev

Using logical replication to replicate managed Amazon RDS for PostgreSQL and Amazon Aurora to self-managed PostgreSQL
29 July 2020, idk.dev

Crunchy Certified PostgreSQL 12 Achieves In Evaluation Status for Common Criteria Certification
21 July 2020, PRNewswire

NOSQL MARKET 2020: TOP COMPANIES MYSQL, MONGODB, POSTGRESQL, ORACLE DATABASE, MONGOLAB, MARKLOGIC, COUCHBASE, CLOUDDBDYNAMODB ETC.) & FORECAST TO 2026 – Chelanpress
12 August 2020, Chelanpress

provided by Google News

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