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 > Quasardb vs. Realm vs. Redis

System Properties Comparison Quasardb vs. Realm vs. Redis

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameQuasardb  Xexclude from comparisonRealm  Xexclude from comparisonRedis  Xexclude from comparison
DescriptionDistributed, high-performance timeseries databaseA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataPopular in-memory data platform used as a cache, message broker, and database that can be deployed on-premises, across clouds, and hybrid environments infoRedis focuses on performance so most of its design decisions prioritize high performance and very low latencies.
Primary database modelTime Series DBMSDocument storeKey-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 RedisJSON
Graph DBMS infowith RedisGraph
Spatial DBMS
Search engine infowith RediSearch
Time Series DBMS infowith RedisTimeSeries
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.19
Rank#288  Overall
#23  Time Series DBMS
Score9.29
Rank#50  Overall
#8  Document stores
Score171.35
Rank#6  Overall
#1  Key-value stores
Websitequasardb.netrealm.ioredis.com
redis.io
Technical documentationdoc.quasardb.netrealm.io/­docsdocs.redis.com/­latest/­index.html
redis.io/­documentation
DeveloperquasardbRealm, acquired by MongoDB in May 2019Redis project core team, inspired by Salvatore Sanfilippo infoDevelopment sponsored by Redis Labs
Initial release200920142009
Current release3.1, January 20196.2.5, July 2021
License infoCommercial or Open Sourcecommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensesOpen SourceOpen Source infosource-available extensions (modules), commercial licenses for Redis Enterprise
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.
  • 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.
  • Redis Enterprise Cloud: Instantly scale and pay only for the resources you need - on any cloud - AWS, Azure or Google Cloud.
Implementation languageC++C
Server operating systemsBSD
Linux
OS X
Windows
Android
Backend: server-less
iOS
Windows
BSD
Linux
OS X
Windows infoported and maintained by Microsoft Open Technologies, Inc.
Data schemeschema-freeyesschema-free
Typing infopredefined data types such as float or dateyes infointeger and binaryyespartial 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.nonono
Secondary indexesyes infowith tagsyesyes infowith RediSearch module
SQL infoSupport of SQLSQL-like query languagenono
APIs and other access methodsHTTP APIproprietary protocol infoRESP - REdis Serialization Protocol
Supported programming languages.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
.Net
Java infowith Android only
Objective-C
React Native
Swift
C
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 proceduresnono inforuns within the applications so server-side scripts are unnecessaryLua; Redis Functions coming in Redis 7 (slides and Github)
Triggersnoyes infoChange Listenerspublish/subscribe channels provide some trigger functionality; RedisGears
Partitioning methods infoMethods for storing different data on different nodesSharding infoconsistent hashingnoneSharding infoAutomatic hash-based sharding with support for hash-tags for manual sharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication with selectable replication factornoneMulti-source replication infowith Redis Enterprise Pack
Source-replica replication infoChained replication is supported
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integrationnothrough RedisGears
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Causal consistency can be enabled in Active-Active databases
Strong consistency with Redis Raft
Strong eventual consistency with Active-Active
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDAtomic execution of command blocks and scripts and optimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyes infoby using LevelDByesyes 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 infoTransient modeyes infoIn-Memory realmyes
User concepts infoAccess controlCryptographically strong user authentication and audit trailyesAccess Control Lists (ACLs): redis.io/­topics/­acl
LDAP and Role-Based Access Control (RBAC) for Redis Enterprise
Mutual TLS authentication: redis.io/­topics/­encryption
Password-based authentication
More information provided by the system vendor
QuasardbRealmRedis
Specific characteristicsHigh-performance , high-speed, fully integrated timeseries database Seamlessly combines...
» more
Now a part of MongoDB Data Platform , Realm Database is the fast, easy to use, and...
» more
The Redis real-time data platform builds upon the unmatched simplicity and speed...
» more
Competitive advantagesHigh performance in a cost-effective small package Real-time results for even large...
» more
Realm ensures offline-first functionality, meaning apps run smoothly and deliver...
» more
Redis Enterprise is a robust in-memory database platform built by the people who...
» more
Typical application scenariosTick database Predictive maintenance Pre-deal checks Large scale monitoring
» more
Mobile Consumer Apps First-Line Worker Apps
» more
Redis Enterprise is used by large enterprise, startup, and government organizations...
» more
Key customersLarge EU investment banks US based hedge funds Orolia Tellmeplus
» more
Cathay Pacific Royal Carribbean Cruise Lines Open Source Database powers apps built...
» more
Verizon, Vodafone, Atlassian, Trip Advisor, Jet.com, Nokia, Samsung, HTC, Docker,...
» more
Market metricsHas been running in very demanding production environments since 2013 Rapid adoption...
» more
Used by 100,000+ developers 2 bn installs Currently used in 40k+ applications in...
» more
Most launched Docker container per day according to Docker Hub (7.2M launches per...
» more
Licensing and pricing modelsCommunity edition limited to 2 nodes and 16 GiB of storage per node available for...
» more
Realm database is licensed under the Apache License v2.0.
» more
Redis Enterprise Cloud lets users scale up and down instantly, and pay only for the...
» more
Related products and services
3rd partiesRead the Redis NoSQL benchmark report.
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

Redisson PRO: The ultra-fast Redis Java Client.
» more

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

More resources
QuasardbRealmRedis
DB-Engines blog posts

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

show all

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

MongoDB is the DBMS of the year, defending the title from last year
7 January 2015, Paul Andlinger, Matthias Gelbmann

show all

Recent citations in the news

Time Series Databases Software Market Statistics by Industry Dynamics & SWOT Analysis | Axibase Time Series Database, Prometheus, Amazon Timestream, Warp 10, InfluxDB, etc – Puck77
19 October 2021, Puck77

Time Series Databases Software Market CAGR, Volume and Value 2021-2028 – Radford University Athletics
17 October 2021, Radford University Athletics

Time Series Databases Software Market Size, Growth and Key Manufacturers – InfluxDB, Kx Systems Inc., Prometheus, Amazon Web Service (AWS), Google, DataStax
22 August 2021, The Manomet Current

Real-time analytics database startup Imply raises $70M in Series C funding
16 June 2021, SiliconANGLE News

Amazon Timestream time series database generally available
2 October 2020, TechTarget

provided by Google News

On Point: Q&A with Lewis Shepherd | SIGNAL Magazine
1 June 2021, Signal Magazine

MongoDB Extends Cloud Lineup With New Database Release, Search And Mobile Tools
12 June 2020, CRN: Technology news for channel partners and solution providers

MongoDB Cloud brings developers and edge together
10 June 2020, Techradar

Realm Makes PostgreSQL Real-Time with New Connector
21 March 2017, Database Trends and Applications

MongoDB Cloud Gives Developers An Escape From Data Silos With First-Ever Unified Cloud-To-Mobile Experience
9 June 2020, PRNewswire

provided by Google News

AWS gets persistent with MemoryDB for Redis
11 October 2021, The Register

Enterprise Database Market Rewriting Long Term Growth Story | EnterpriseDB, Redis Labs
18 October 2021, Digital Journal

Database and DBaaS Market Statistics by Industry Dynamics & SWOT Analysis | Oracle, MemSQL, Redis Labs, SAP, Teradata, etc – Puck77
19 October 2021, Puck77

Why have one on-prem database, when you could have 15 in the cloud?
5 October 2021, The Register

Why you should consider a Databaseless architecture
30 September 2021, JAXenter

provided by Google News

Job opportunities

Software Engineer - iOS
Lyft, Seattle, WA

iOS Architecture Engineer
Lyft, San Francisco, CA

Database App Server Engineer
Maryland Courts, Annapolis, MD

Database Administrator
Indiana University, Bloomington, IN

Database Administrator - 3939662
Accenture, Charlotte, NC

Associate Database Engineer
ZeniMax Online Studios, Hunt Valley, MD

Database Administrator
Veterans United Home Loans, Columbia, MO

jobs by Indeed



Share this page

Featured Products

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Vertica logo

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

Neo4j logo

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

Couchbase logo

The modern database for enterprise applications. Build fast. Scale Big. Save more.
Get started today.

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Present your product here