DB-EnginesCrateDB bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > 4D vs. EJDB vs. eXtremeDB vs. Redis

System Properties Comparison 4D vs. EJDB vs. eXtremeDB vs. Redis

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonEJDB  Xexclude from comparisoneXtremeDB  Xexclude from comparisonRedis  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemEmbeddable document-store database library with JSON representation of queries (in MongoDB style)Natively in-memory DBMS with options for persistency, high-availability and clusteringIn-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 modelRelational DBMSDocument storeRelational DBMS
Time Series DBMS
Key-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
Score2.72
Rank#93  Overall
#46  Relational DBMS
Score0.21
Rank#255  Overall
#35  Document stores
Score0.42
Rank#219  Overall
#105  Relational DBMS
#12  Time Series DBMS
Score151.42
Rank#8  Overall
#1  Key-value stores
Websitewww.4d.comejdb.orgwww.mcobject.com/­extremedbfamilyredis.io
Technical documentationdoc.4d.comgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdwww.mcobject.com/­docs/­eXtremeDB.htmredis.io/­documentation
Developer4D, IncSoftmotionsMcObjectSalvatore Sanfilippo infoDevelopment sponsored by Redis Labs
Initial release1984201220012009
Current releasev17.0, July 20188.0, May 20185.0.7, November 2019
License infoCommercial or Open SourcecommercialOpen Source infoGPLv2commercialOpen Source infoBSD 3-Clause, commercial license available
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.
Implementation languageCC and C++C
Server operating systemsOS X
Windows
server-lessAIX
HP-UX
Linux
macOS
Solaris
Windows
BSD
Linux
OS X
Windows infoported and maintained by Microsoft Open Technologies, Inc.
Data schemeyesschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyes infostring, integer, double, bool, date, object_idyespartial 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.yesno infosupport of XML interfaces availableno
Secondary indexesyesnoyesyes infowith RediSearch module
SQL infoSupport of SQLyes infoclose to SQL 92noyes infowith the option: eXtremeSQLno
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
in-process shared library.NET Client API
JDBC
JNI
ODBC
proprietary protocol
proprietary protocol infoRESP - REdis Serialization Protocol
Supported programming languages4D proprietary IDE
PHP
Actionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
.Net
C
C#
C++
Java
Lua
Python
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 proceduresyesnoyesLua
Triggersyesnoyes infoby defining eventsno
Partitioning methods infoMethods for storing different data on different nodesnonenonehorizontal partitioning / shardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replicationnoneMaster-master replication infoby means of eXtremeDB Cluster option
Master-slave replication infoby means of eXtremeDB High Availability option
Master-slave replication infoChained replication is supported
Multi-master replication infowith Redis Enterprise Pack
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Strong eventual consistency with CRDTs
Foreign keys infoReferential integrityyesno infotypically not needed, however similar functionality with collection joins possibleyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDOptimistic locking, atomic execution of commands blocks and scripts
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Lockingyes infoOptimistic (MVCC) and pessimistic (locking) strategies availableyes infoData access is serialized by the server
Durability infoSupport for making data persistentyesyesyesyes 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.noyesyes
User concepts infoAccess controlUsers and groupsnoSimple password-based access control infoAccess control lists and SSL are available in the commercial version
More information provided by the system vendor
4D infoformer name: 4th DimensionEJDBeXtremeDBRedis
Specific characteristicseXtremeDB is an in-memory and/or persistent database system that offers an ultra-small...
» more
Competitive advantageseXtremeDB databases can be modeled relationally or as objects and can utilize SQL...
» more
Typical application scenariosIoT application across all markets: Industrial Control, Netcom, Telecom, Defense,...
» more
Key customersSchneider Electronics, F5 Networks, TNS, Boeing, Northrop Grumman, GoPro, ViaSat,...
» more
Market metricsWith hundreds of customers and over 28 million devices/applications using the product...
» more
Licensing and pricing modelsFor server use cases, there is a simple per-server license irrespective of the number...
» 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 partiesScaleGrid: Fully managed Redis-as-a-Service in the cloud.
» more

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

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

More resources
4D infoformer name: 4th DimensionEJDBeXtremeDBRedis
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

Portraying breast cancers with long noncoding RNAs
2 September 2016, Science Advances

provided by Google News

eXtremeDB 8.1 adds features for easier, more sophisticated database management
19 November 2019, GlobeNewswire

eXtremeDB shortlisted in 4 different best DBMS categories in 1 week
8 October 2019, IoT For All

eXtremeDB 8.1 Adds Features for Database Management
2 December 2019, Embedded Computing Design

McObject's eXtremeDB for HPC is Now Available on AWS
15 October 2019, HPCwire

eXtremeDB shortlisted for two Data Management Insight Awards
26 September 2019, Yahoo Finance

provided by Google News

Redis Labs Delivers 150 Percent Growth in India Fueled by Cloud Database Demand
20 January 2020, Business Wire

Couchbase Announces Settlement of Trade Secret Litigation with Redis Labs
28 January 2020, Yahoo Finance

Top Databases Used In Machine Learning Projects
7 February 2020, Analytics India Magazine

SolarWinds strengthens hybrid IT database portfolio
7 February 2020, DataCenterNews North America

Document Databases Software Market 2020 Investment Opportunities, Business Progress and Future Forecast Till 2029
16 February 2020, Sound On Sound Fest

provided by Google News

Job opportunities

Database Programmer - 4D (4th Dimension)
Sweetwater Sound, Fort Wayne, IN

Customer Service Coordinator - Montvale NJ
Flight Centre, Montvale, NJ

Solutions Architects - NoSQL and In-Memory Database
Amazon Web Services, Inc., United States

Senior Database Specialist
Denken Solutions Inc, United States

Database Architect
M3, Lawrenceville, GA

Database Administrator (Contract)
Kar Global, Miami, FL

Database Administrator
TMP WORLDWIDE, New York, NY

jobs by Indeed




Share this page

Featured Products

Datastax Luna logo

Simple, subscription-based support for open source
Apache Cassandraâ„¢ from the Cassandra experts.
Learn more.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

MariaDB logo

How do MariaDB, Oracle MySQL and EnterpriseDB compare?
Get the white paper to
learn more.

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Present your product here