DB-EnginesInfluxDB: Focus on building software with an easy-to-use serverless, scalable time series platformEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > DuckDB vs. NSDb vs. PostgreSQL vs. XTDB

System Properties Comparison DuckDB vs. NSDb vs. PostgreSQL vs. XTDB

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameDuckDB  Xexclude from comparisonNSDb  Xexclude from comparisonPostgreSQL  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionAn embeddable, in-process, column-oriented SQL OLAP RDBMSScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelRelational DBMSTime Series DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Document store
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.37
Rank#171  Overall
#84  Relational DBMS
Score0.00
Rank#377  Overall
#36  Time Series DBMS
Score623.16
Rank#4  Overall
#4  Relational DBMS
Score0.18
Rank#336  Overall
#49  Document stores
Websiteduckdb.orgnsdb.iowww.postgresql.orggithub.com/­xtdb/­xtdb
xtdb.com
Technical documentationduckdb.org/­docsnsdb.io/­Architecturewww.postgresql.org/­docsxtdb.com/­docs
DeveloperPostgreSQL Global Development Group infowww.postgresql.org/­developerJuxt Ltd.
Initial release201820171989 info1989: Postgres, 1996: PostgreSQL2019
Current release0.2, August 202015.1, November 20221.19, September 2021
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache Version 2.0Open Source infoBSDOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • Aiven for PostgreSQL: Fully managed and hosted PostgreSQL® with 70+ extensions and orchestration tooling included.
  • 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.
Implementation languageC++Java, ScalaCClojure
Server operating systemsserver-lessLinux
macOS
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
All OS with a Java 8 (and higher) VM
Linux
Data schemeyesyesschema-free
Typing infopredefined data types such as float or dateyesyes: int, bigint, decimal, stringyesyes, extensible-data-notation format
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.nonoyes infospecific XML-type available, but no XML query functionality.no
Secondary indexesyesall fields are automatically indexedyesyes
SQL infoSupport of SQLyesSQL-like query languageyes infostandard with numerous extensionslimited SQL, making use of Apache Calcite
APIs and other access methodsCLI Client
JDBC
gRPC
HTTP REST
WebSocket
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
HTTP REST
JDBC
Supported programming languagesC
C++
Go info3rd party driver
Java
Python
R
Ruby info3rd party driver
Java
Scala
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Clojure
Java
Server-side scripts infoStored proceduresnonouser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.no
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingpartitioning by range, list and (since PostgreSQL 11) by hashnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replication infoother methods possible by using 3rd party extensionsyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesUsing Apache Luceneyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlnofine 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.

Related products and services
3rd partiesDatasentinel: Platform for Monitoring and Analyzing the performance problems of your PostgreSQL Clusters
» 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

EDB: BigAnimal is fully-managed PostgreSQL in the cloud from the database fanatics at EDB.
» more

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

Instaclustr: Fully Hosted & Managed PostgreSQL
» more

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

Aiven 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

pgDash: In-Depth PostgreSQL Monitoring.
» more

The State of PostgreSQL 2022 survey is now open!
» 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

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

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

More resources
DuckDBNSDbPostgreSQLXTDB infoformerly named Crux
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) 

show all

Recent citations in the news

MotherDuck secures investment from Andreessen Horowitz to commercialize DuckDB
15 November 2022, TechCrunch

MotherDuck raises $47.5M for open source DuckDB database
15 November 2022, TechTarget

DuckDB, database wrangler used by Google, Facebook, and Airbnb, hits 0.5.0
9 September 2022, The Register

What The Heck Is DuckDB?
26 July 2022, hackernoon.com

Redpoint Ventures and Madrona Invest in MotherDuck's $12.5 Million Seed Round
23 November 2022, Goodwin Procter

provided by Google News

How to Launch a PostgreSQL Database in the Cloud With AWS RDS - MUO
24 November 2022, MakeUseOf

New Features for Azure Database for PostgreSQL Flexible Server
4 November 2022, InfoQ.com

Azure CosmosDB for PostgreSQL Reaches General Availability
2 November 2022, iProgrammer

PostgreSQL multiple commands security bypass vulnerability [CVE-2022-1552]
14 November 2022, SystemTek

PostgreSQL 15 advances open source relational database
13 October 2022, TechTarget

provided by Google News

Job opportunities

PostgreSQL DB
Cognizant, Atlanta, GA

PostgreSQL DBA
Luxoft, Remote

PostgreSQL DBA
Career Soft Solutions, Jersey City, NJ

PostgreSQL Apps DBA
Career Soft Solutions, Jersey City, NJ

PostgreSQL DBA/Developer*
Virtual Service Operations, United States

jobs by Indeed



Share this page

Featured Products

Redis logo

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

Vertica logo

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

The definitive guide for Cassandra

Imagine What You Could Do if Scalability Wasn‘t a Problem!
Download the Cassandra e-book for free!

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Neo4j logo

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

Present your product here