DBMS > Amazon Neptune vs. PostgreSQL

System Properties Comparison Amazon Neptune vs. PostgreSQL

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Our visitors often compare Amazon Neptune and PostgreSQL with Amazon DynamoDB, Neo4j and Microsoft Azure Cosmos DB.

Editorial information provided by DB-Engines

Name

Description

Fast, reliable graph database built for the cloud

Widely used open source RDBMS

Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL

Primary database model

Graph DBMS
RDF store

Relational DBMS

with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.

Secondary database models

Document store
Spatial DBMS

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	3.09
Rank	#103	Overall
	#6	Graph DBMS
	#3	RDF stores

Score	618.00
Rank	#4	Overall
	#4	Relational DBMS

Website

aws.amazon.com/neptune

www.postgresql.org

Technical documentation

aws.amazon.com/neptune/developer-resources

www.postgresql.org/docs

Developer

Amazon

PostgreSQL Global Development Group

www.postgresql.org/developer

Initial release

2017

1989

1989: Postgres, 1996: PostgreSQL

Current release

14.4, June 2022

License

Commercial or Open Source

commercial

Open Source

BSD

Cloud-based only

Only available as a cloud service

yes

DBaaS offerings (sponsored links)

Database as a Service

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Implementation language

Server operating systems

hosted

FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows

Data scheme

schema-free

yes

Typing

predefined data types such as float or date

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

yes

specific XML-type available, but no XML query functionality.

Secondary indexes

yes

SQL

Support of SQL

yes

standard with numerous extensions

APIs and other access methods

RDF 1.1 / SPARQL 1.1
TinkerPop Gremlin 3.3

ADO.NET
JDBC
native C library
ODBC
streaming API for large objects

Supported programming languages

C#
Go
Java
JavaScript
PHP
Python
Ruby
Scala

.Net
C
C++
Delphi
Java

JDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl

Server-side scripts

Stored procedures

user defined functions

realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.

Triggers

yes

Partitioning methods

Methods for storing different data on different nodes

none

partitioning by range, list and (since PostgreSQL 11) by hash

Replication methods

Methods for redundantly storing data on multiple nodes

Multi-availability zones high availability, asynchronous replication for up to 15 read replicas

Source-replica replication

other methods possible by using 3rd party extensions

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

yes

Relationships in graphs

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

with encyption-at-rest

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

User concepts

Access control

Access rights for users and roles can be defined via the AWS Identity and Access Management (IAM)

fine grained access rights according to SQL-standard

More information provided by the system vendor

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

DB-Engines blog posts

Snowflake is the DBMS of the Year 2021
3 January 2022, Paul Andlinger, Matthias Gelbmann

Driving the Future of PostgreSQL Adoption
15 November 2021, Umair Shahid, Percona (sponsor)

The Inexorable Rise of PostgreSQL
24 September 2021, Matt Yonkovit, Percona (sponsor)

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Recent citations in the news

Amazon announces general availability of its Graph Database called Neptune
29 July 2022, Analytics India Magazine

Amazon Neptune update: Machine learning, data science, and the future of graph databases
30 July 2021, ZDNet

Catching up with Amazon Neptune
26 November 2019, ZDNet

Looking under the hood at Amazon Neptune
5 April 2018, ZDNet

Alphabet's AlphaFold Is A Gift To Humanity, Not Investors
12 July 2022, Seeking Alpha

provided by Google News

Timescale Releases Third State of PostgreSQL Report
29 July 2022, Datanami

How to Work With a PostgreSQL Database Using psql Commands - MUO
20 July 2022, MakeUseOf

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4 August 2022, Linux Shout

NoSQL Market Investment Analysis | Microsoft SQL Server, MySQL, MongoDB, PostgreSQL, Oracle Database, MongoLab – Shanghaiist
8 August 2022, Shanghaiist

How to Create a CRUD API Using Node, PostgresSQL, and Express - MUO
28 July 2022, MakeUseOf

provided by Google News

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