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

DBMS > Couchbase vs. Memgraph vs. PostgreSQL

System Properties Comparison Couchbase vs. Memgraph vs. PostgreSQL

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameCouchbase infoOriginally called Membase  Xexclude from comparisonMemgraph  Xexclude from comparisonPostgreSQL  Xexclude from comparison
DescriptionA distributed document store with integrated cache, a powerful search engine, in-built operational and analytical capabilities, and an embedded mobile databaseAn open source graph database built for real-time streaming and compatible with Neo4jWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL
Primary database modelDocument storeGraph DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.
Secondary database modelsKey-value store infooriginating from the former Membase product and supporting the Memcached protocol
Spatial DBMS infousing the Geocouch extension
Search engine
Time Series DBMS
Document store
Graph DBMS infowith Apache Age
Spatial DBMS
Vector DBMS infowith pgvector extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score23.77
Rank#32  Overall
#5  Document stores
Score2.88
Rank#115  Overall
#6  Graph DBMS
Score620.75
Rank#4  Overall
#4  Relational DBMS
Websitewww.couchbase.commemgraph.comwww.postgresql.org
Technical documentationdocs.couchbase.commemgraph.com/­docswww.postgresql.org/­docs
Social network pagesLinkedInTwitterFacebookGitHubDiscord
DeveloperCouchbase, Inc.Memgraph LtdPostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release201120171989 info1989: Postgres, 1996: PostgreSQL
Current releaseServer: 7.2, June 2023; Mobile: 3.1, March 2022; Couchbase Capella (DBaaS), June 202316.0, September 2023
License infoCommercial or Open SourceOpen Source infoBusiness Source License (BSL 1.1); Commercial licenses also availablecommercial infoFree license availableOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenonono
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.
Implementation languageC, C++, Go and ErlangC and C++C
Server operating systemsLinux
OS X
Windows
LinuxFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeschema-freeschema-free and schema-optionalyes
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 functionality.
Secondary indexesyesyes
SQL infoSupport of SQLSQL++, extends ANSI SQL to JSON for operational, transactional, and analytic use casesnoyes infostandard with numerous extensions
APIs and other access methodsCLI Client
HTTP REST
Kafka Connector
Native language bindings for CRUD, Query, Search and Analytics APIs
Spark Connector
Spring Data
Bolt protocol
Cypher query language
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languages.Net
C
Go
Java
JavaScript infoNode.js
Kotlin
PHP
Python
Ruby
Scala
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresFunctions and timers in JavaScript and UDFs in Java, Python, SQL++user defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersyes infovia the TAP protocolyes
Partitioning methods infoMethods for storing different data on different nodesAutomatic ShardingSharding infodynamic graph partitioningpartitioning by range, list and (since PostgreSQL 11) by hash
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoincluding cross data center replication
Source-replica replication
Multi-source replication using RAFTSource-replica replication infoother methods possible by using 3rd party extensions
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infoselectable on a per-operation basis
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes inforelationships in graphsyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infowith snapshot isolationACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoEphemeral bucketsyesno
User concepts infoAccess controlUser and Administrator separation with password-based and LDAP integrated Authentication. Role-base access control.Users, roles and permissionsfine grained access rights according to SQL-standard
More information provided by the system vendor
Couchbase infoOriginally called MembaseMemgraphPostgreSQL
Specific characteristicsMemgraph directly connects to your streaming infrastructure so you and your team...
» more
Competitive advantagesBusiness Source License ensures a future for the Memgraph community MAGE algorithm...
» more
Typical application scenariosGraph algorithms in bioinformatics Social network analysis Cryptocurrency network...
» more
Licensing and pricing modelsYou can check out our pricing model and licenses on the company website .
» more

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 partiesCData: Connect to Big Data & NoSQL through standard Drivers.
» more
Timescale: Calling all PostgreSQL users – the 2023 State of PostgreSQL survey is now open! Share your favorite extensions, preferred frameworks, community experiences, and more. Take the survey today!
» 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

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

Redgate webinars: A series of key topics for new PostgreSQL users.
» more

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

pgDash: In-Depth PostgreSQL Monitoring.
» more

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

Navicat Monitor is a safe, simple and agentless remote server monitoring tool for PostgreSQL and many other database management systems.
» more

Instaclustr: Fully Hosted & Managed PostgreSQL
» more

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

More resources
Couchbase infoOriginally called MembaseMemgraphPostgreSQL
DB-Engines blog posts

Couchbase climbs up the DB-Engines Ranking, increasing its popularity by 10% every month
2 June 2014, Matthias Gelbmann

show all

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

PostgreSQL 101: An introduction to Multi-Version Concurrency Control and Vacuum
Webinar with Q&A, 11am CT / 5pm BST, 24 October 2023

Recent citations in the news

Couchbase (BASE) Capella Empowers Centrica's Vital Services
26 September 2023, Nasdaq

Couchbase Says Centrica to Use Capella Database Service
25 September 2023, Marketscreener.com

Couchbase aims to boost developer database productivity with ...
30 August 2023, VentureBeat

SVP & Chief Revenue Officer of Couchbase Sold $51K In Stock - Couchbase (NASDAQ:BASE)
26 September 2023, Benzinga

Couchbase Announces Second Quarter Fiscal 2024 Financial Results
6 September 2023, PR Newswire

provided by Google News

Graph database company Memgraph raises $9.34M
5 October 2021, VentureBeat

Memgraph Launches Streaming Graph Algorithms to the Masses ...
5 October 2021, Business Wire

Real-Time Streaming Processing Platform Market Growth- Comprehensive Size and Share Report from 2023-2029
26 September 2023, Benzinga

Graph Database Market to grow at a CAGR of 19.9% from 2022 to ...
7 August 2023, PR Newswire

The Great Graph Debate: Revolutionary concept in databases or niche curiosity?
6 March 2023, The Register

provided by Google News

High Performance Functions in Rust on RDS PostgreSQL
25 September 2023, InfoQ.com

Understanding the Fundamentals of PostgreSQL® Architecture
25 September 2023, Datanami

pgEdge Now Supports pgvector, Introducing Similarity Search to ...
26 September 2023, Database Trends and Applications

PostgreSQL 16 Expands Analytics Capabilities
22 September 2023, The New Stack

Turn PostgreSQL Into A Vector Store
26 September 2023, iProgrammer

provided by Google News

Job opportunities

Sales Development Representative (Spanish Speaking)
Couchbase, Austin, TX

VP of Technical Support
Couchbase, Santa Clara, CA

Senior Product Manager - SDKs, Connectors & APIs
Couchbase, Inc., Remote

Sr. Director, People Partnering
Couchbase, Santa Clara, CA

Senior Product Manager - SDKs, Connectors & APIs
Couchbase, United States

Senior Data Engineer
Strider Technologies, Tysons, VA

Staff Data Platform Engineer, Integrations Lead
State Street, New Century, KS

Staff Data Engineer
Strider Technologies, Tysons, VA

Python and PostgreSQL Developer | Coding Instructor - Online Eastern Timezone
Nucamp, Remote

Python and PostgreSQL Developer | Coding Instructor - Online Mountain Timezone
Nucamp, Remote

Python and PostgreSQL Developer | Coding Instructor - Online Pacific Timezone
Nucamp, Remote

Senior Node.js/PostgreSQL developer
Fortis, Texas

PostgreSQL DBA
i2vision, Remote

jobs by Indeed



Share this page

Featured Products

Redis logo

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

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Datastax Astra logo

Bring all your data to Generative AI applications with vector search enabled by the most scalable
vector database available.
Try for Free

Neo4j logo

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

SingleStore logo

Build AI apps with Vectors on SQL and JSON with milliseconds response times.
Try it today.

Present your product here