DB-EnginesExtremeDB: the mission critical dbmsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > PostgreSQL vs. UniData,UniVerse

System Properties Comparison PostgreSQL vs. UniData,UniVerse

Please select another system to include it in the comparison.

Our visitors often compare PostgreSQL and UniData,UniVerse with Microsoft SQL Server, IBM Db2 and MongoDB.

Editorial information provided by DB-Engines
NamePostgreSQL  Xexclude from comparisonUniData,UniVerse  Xexclude from comparison
DescriptionWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLMultiValue database and application server with SQL mapping layer and meta database capabilities
Primary database modelRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Multivalue DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score613.83
Rank#4  Overall
#4  Relational DBMS
Score4.65
Rank#85  Overall
#2  Multivalue DBMS
Websitewww.postgresql.orgwww.rocketsoftware.com/­products/­rocket-u2
Technical documentationwww.postgresql.org/­docswww.rocketsoftware.com/­products/­rocket-u2/­documentation
DeveloperPostgreSQL Global Development Group infowww.postgresql.org/­developerRocket Software
Initial release1989 info1989: Postgres, 1996: PostgreSQL1985
Current release15.2, February 2023
License infoCommercial or Open SourceOpen Source infoBSDcommercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • ScaleGrid for PostgreSQL: Fully managed PostgreSQL DBaaS hosting On-Premises and on clouds such as AWS, Azure, GCP and DigitalOcean with no vendor lock-in. Leverage any extension and get SSH access.
  • Aiven for PostgreSQL: Fully managed and hosted PostgreSQL® with 70+ extensions and orchestration tooling included.
Implementation languageCC
Server operating systemsFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
AIX
HP-UX
Linux
Solaris
Windows
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesoptional
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 indexesyesyes
SQL infoSupport of SQLyes infostandard with numerous extensionsyes
APIs and other access methodsADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Java API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languages.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
.Net
Basic infoU2 Basic
C
Java
Server-side scripts infoStored proceduresuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.yes
Triggersyesyes infoU2 Basic
Partitioning methods infoMethods for storing different data on different nodespartitioning by range, list and (since PostgreSQL 11) by hashnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication infoother methods possible by using 3rd party extensionsSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoconfigurable
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 controlfine grained access rights according to SQL-standardAccess rights according to SQL-standard and operating system based

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.

Related products and services
3rd partiesAiven for PostgreSQL: The familiar open source PostgreSQL® that you know and love, with no proprietary features or add-ons that will lock you in.
» more

The State of PostgreSQL 2022 survey is now open!
» more

Fujitsu Enterprise Postgres: An Enterprise Grade PostgreSQL with the flexibility of a hybrid cloud solution combined with industry leading security, availability and performance.
» more

pgDash: In-Depth PostgreSQL Monitoring.
» more

Percona: Database problems? Not on your watch.
Databases run better with Percona.
» more

DbVisualizer is equipping database professionals with the tools they need to build, manage and maintain state-of-the-art database technologies. It has sky-high user satisfaction and is the preferred tool for database professionals around the world. Customers include Tesla, Apple, Facebook, Deutsche Bank, NASA, and 25,000 others in 145 countries.
» more

Datasentinel: Platform for Monitoring and Analyzing the performance problems of your PostgreSQL Clusters
» more

Instaclustr: Fully Hosted & Managed PostgreSQL
» more

Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
» more

SQLFlow: Provides a visual representation of the overall flow of data. Automated SQL data lineage analysis across Databases, ETL, Business Intelligence, Cloud and Hadoop environments by parsing SQL Script and stored procedure.
» more

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

More resources
PostgreSQLUniData,UniVerse
DB-Engines blog posts

Snowflake is the DBMS of the Year 2022, defending the title from last year
3 January 2023, Matthias Gelbmann, Paul Andlinger

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) 

show all

Conferences and events

PGCon 2023, PostgreSQL Conference for Users and Developers
Ottawa, Canada, 30 May 2023 - 2 June 2023

Recent citations in the news

Amazon Aurora PostgreSQL Adds Write-Through Cache to Improve ...
18 March 2023, InfoQ.com

From a Fan: On the Ascendance of PostgreSQL
3 March 2023, The New Stack

Google makes AlloyDB for PostgreSQL available in 16 new regions
28 February 2023, InfoWorld

PGEDGE LAUNCHES FIRST FULLY DISTRIBUTED EDGE ...
7 March 2023, PR Newswire

The 7 Best PostgreSQL Remote Databases - MUO
20 February 2023, MakeUseOf

provided by Google News

Unidata Reports Full Year 2022 Earnings
19 March 2023, Simply Wall St

Unidata launches Milan 25 Gbps service via TWT brand
17 March 2023, Telecompaper EN

Rocket Software to Debut New MultiValue eLearning Initiative
22 February 2023, Database Trends and Applications

Unidata names ASN and Elettra to build new Mediterranean cable
18 October 2022, Capacity Media

Pioneer Consulting Assists Unidata in Development of Unitirreno ...
25 October 2022, GlobeNewswire

provided by Google News

Job opportunities

PostgreSQL DB
Cognizant, Atlanta, GA

Entry Level Django Developer
I28 Technologies Corporation, Remote

SQL Developer (Remote)
Gray Digital, New York, NY

Remote SQL Server Application Performance DBA (PostgreSQL) - 100% Remote
National General Insurance, Washington, DC

PHP Developers
10Types, Wilmington, DE

Information Technology Manager
Southern Nevada Regional Housing Authority, Las Vegas, NV

Consultant - Colleague ERP (Remote)
Ellucian, Remote

PICK Programmer
Smyth Automotive, Inc., Cincinnati, OH

System Programmer
Honor Foods, Philadelphia, PA

Colleague Consultant/ Programmer (P117)
Ferrilli, Remote

jobs by Indeed



Share this page

Featured Products

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

Cassandra Forward online event

Want to level up your Cassandra game?
If you missed the event or would like to re-watch a session, replays are available now. Watch now!

Vertica logo

Vertica Accelerator. The fastest analytics and machine learning, delivered as SaaS, with automated setup, administration, and management. Free trial.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Redis logo

The world’s most loved real‑time data platform.
Try free

Present your product here