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DBMS > Redis

Redis System Properties

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Editorial information provided by DB-Engines
NameRedis
DescriptionIn-memory data structure store, used as database, cache and message broker infoRedis focuses on performance so most of its design decisions prioritize high performance and very low latencies.
Primary database modelKey-value store infoMultiple data types and a rich set of operations, as well as configurable data expiration, eviction and persistence
Secondary database modelsDocument store infowith Redis Modules
Graph DBMS infowith Redis Modules
Search engine infowith Redis Modules
Time Series DBMS infowith Redis Modules
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score150.05
Rank#8  Overall
#1  Key-value stores
Websiteredis.io
Technical documentationredis.io/­documentation
DeveloperSalvatore Sanfilippo infoDevelopment sponsored by Redis Labs
Initial release2009
Current release6.0.5, June 2020
License infoCommercial or Open SourceOpen Source infoBSD 3-Clause, commercial license available
Cloud-based only infoOnly available as a cloud serviceno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
ScaleGrid for Redis: Fully managed hosting for Redis on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageC
Server operating systemsBSD
Linux
OS X
Windows infoported and maintained by Microsoft Open Technologies, Inc.
Data schemeschema-free
Typing infopredefined data types such as float or datepartial infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexes
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.no
Secondary indexesyes infowith RediSearch module
SQL infoSupport of SQLno
APIs and other access methodsproprietary protocol infoRESP - REdis Serialization Protocol
Supported programming languagesC
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic
Server-side scripts infoStored proceduresLua
Triggersno
Partitioning methods infoMethods for storing different data on different nodesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication infoChained replication is supported
Multi-master replication infowith Redis Enterprise Pack
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Strong eventual consistency with CRDTs
Foreign keys infoReferential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataOptimistic locking, atomic execution of commands blocks and scripts
Concurrency infoSupport for concurrent manipulation of datayes infoData access is serialized by the server
Durability infoSupport for making data persistentyes infoConfigurable mechanisms for persistency via snapshots and/or operations logs
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlSimple password-based access control infoAccess control lists and SSL are available in the commercial version

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More resources
Redis
DB-Engines blog posts

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Recent citations in the news

Redis database creator Sanfilippo: Why I'm stepping down from the open-source project
2 July 2020, ZDNet

Redis 6: A high-speed database, cache, and message broker
21 June 2020, IDG Connect

In-Memory Database Market 2020 Share Analysis, Key Players – Microsoft Corporation, Redis Labs, Teracotta Inc., Pivotal Software, Inc., etc., Growth Prospects and Forecast 2027
10 July 2020, Jewish Life News

Redis Labs Unveils New Open Source Project, RedisRaft
24 June 2020, Database Trends and Applications

RedisRaft brings strong data consistency to Redis clusters
23 June 2020, InfoWorld

provided by Google News

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