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DBMS > PostgreSQL vs. Riak KV

System Properties Comparison PostgreSQL vs. Riak KV

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Editorial information provided by DB-Engines
NamePostgreSQL  Xexclude from comparisonRiak KV  Xexclude from comparison
DescriptionWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLDistributed, fault tolerant key-value store
Primary database modelRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Key-value store infowith links between data sets and object tags for the creation of secondary indexes
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score606.56
Rank#4  Overall
#4  Relational DBMS
Score6.09
Rank#64  Overall
#7  Key-value stores
Websitewww.postgresql.orgriak.com/­products/­riak-kv
Technical documentationwww.postgresql.org/­docs
DeveloperPostgreSQL Global Development Group infowww.postgresql.org/­developerBasho Technologies
Initial release1989 info1989: Postgres, 1996: PostgreSQL2009
Current release14.1, November 20212.1.0, April 2015
License infoCommercial or Open SourceOpen Source infoBSDOpen Source infoApache version 2, commercial enterprise edition
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCErlang
Server operating systemsFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Linux
OS X
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesno
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.no
Secondary indexesyesrestricted
SQL infoSupport of SQLyes infostandard with numerous extensionsno
APIs and other access methodsADO.NET
JDBC
native C library
ODBC
streaming API for large objects
HTTP API
Native Erlang Interface
Supported programming languages.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
Server-side scripts infoStored proceduresuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.JavaScript and Erlang
Triggersyesyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodespartitioning by range, list and (since PostgreSQL 11) by hashSharding infono "single point of failure"
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication infoother methods possible by using 3rd party extensionsselectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesno infolinks between data sets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
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-standardno

More information provided by the system vendor

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More resources
PostgreSQLRiak KV
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

Conferences and events

Postgres Build 2021
On Demand Talks, 30 November 2021 - 1 December 2021 (finished)

Recent citations in the news

Dev's PostgreSQL experiment probes possibility of zero-downtime schema migration
12 January 2022, The Register

The PostgresSQL Transition Guide Helps You Make The Switch
18 January 2022, iProgrammer

Crunchy Data Launches France Operations to Build on Momentum in Europe
3 January 2022, PRNewswire

RDBMS Software Market Analysis, by 2031 | Microsoft, Oracle, PostgreSQL Global Development Group, SQLite – The Oxford Spokesman
25 January 2022, The Oxford Spokesman

Cloud Native Patterns with Postgres on K8s
17 January 2022, JAXenter

provided by Google News

Is Riak A Good NoSQL Database Option?
1 July 2019, Analytics India Magazine

Riak NoSQL Database: Use Cases and Best Practices
23 December 2011, InfoQ.com

​Basho's Riak 2.1 database zooms in on better write speeds
8 April 2015, ZDNet

Basho rolls out open source version of its Riak TS database
5 May 2016, ZDNet

Basho Revamps Riak Open-Source Database
17 September 2014, InformationWeek

provided by Google News

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