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 > EJDB vs. Kdb+ vs. OpenQM vs. Oracle NoSQL vs. TimesTen

System Properties Comparison EJDB vs. Kdb+ vs. OpenQM vs. Oracle NoSQL vs. TimesTen

Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonKdb+  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonOracle NoSQL  Xexclude from comparisonTimesTen  Xexclude from comparison
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)High performance Time Series DBMSQpenQM is a high-performance, self-tuning, multi-value DBMSA multi-model, scalable, distributed NoSQL database, designed to provide highly reliable, flexible, and available data management across a configurable set of storage nodesIn-Memory RDBMS compatible to Oracle
Primary database modelDocument storeTime Series DBMSMultivalue DBMSDocument store
Key-value store
Relational DBMS
Relational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.27
Rank#273  Overall
#39  Document stores
Score8.00
Rank#54  Overall
#2  Time Series DBMS
Score0.39
Rank#254  Overall
#10  Multivalue DBMS
Score4.03
Rank#83  Overall
#14  Document stores
#13  Key-value stores
#45  Relational DBMS
Score1.85
Rank#125  Overall
#60  Relational DBMS
Websiteejdb.orgkx.comwww.openqm.comwww.oracle.com/­database/­technologies/­related/­nosql.htmlwww.oracle.com/­database/­technologies/­related/­timesten.html
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdcode.kx.comwww.openqm.com/­support/­documentationdocs.oracle.com/­en/­database/­other-databases/­nosql-database/­index.htmldocs.oracle.com/­database/­timesten-18.1
DeveloperSoftmotionsKx Systems, a division of First Derivatives plcMartin PhillipsOracleOracle, TimesTen Performance Software, HP infooriginally founded in HP Labs it was acquired by Oracle in 2005
Initial release20122000 infokdb was released 2000, kdb+ in 2003199320111998
Current release3.6, May 20183.4-1221.2, September 202111 Release 2 (11.2.2.8.0)
License infoCommercial or Open SourceOpen Source infoGPLv2commercial infofree 32-bit versionOpen Source infoGPLv2, extended commercial license availableOpen Source infoProprietary for Enterprise Edition (Oracle Database EE license has Oracle NoSQL database EE covered: details)commercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCqJava
Server operating systemsserver-lessLinux
OS X
Solaris
Windows
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
Solaris SPARC/x86
AIX
HP-UX
Linux
OS X
Solaris SPARC/x86
Windows
Data schemeschema-freeyesyes infowith some exceptionsSupport Fixed schema and Schema-less deployment with the ability to interoperate between them.yes
Typing infopredefined data types such as float or dateyes infostring, integer, double, bool, date, object_idyesoptionalyes
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.yesyesnono
Secondary indexesnoyes infotable attribute 'grouped'yesyesyes
SQL infoSupport of SQLnoSQL-like query language (q)noSQL-like DML and DDL statementsyes
APIs and other access methodsin-process shared libraryHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
RESTful HTTP APIJDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
C
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
.Net
Basic
C
Java
Objective C
PHP
Python
C
C#
Go
Java
JavaScript (Node.js)
Python
C
C++
Java
PL/SQL
Server-side scripts infoStored proceduresnouser defined functionsyesnoPL/SQL
Triggersnoyes infowith viewsyesnono
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioningyesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationyesElectable source-replica replication per shard. Support distributed global deployment with Multi-region table featureMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infosimilar paradigm used for internal processingnowith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency infodepending on configuration
Immediate Consistency or Eventual Consistency depending on configuration
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possibleyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDconfigurable infoACID within a storage node (=shard)ACID
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes infoby means of logfiles and checkpoints
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infooff heap cacheyes
User concepts infoAccess controlnorights management via user accountsAccess rights can be defined down to the item levelAccess rights for users and rolesfine grained access rights according to SQL-standard
More information provided by the system vendor
EJDBKdb+OpenQM infoalso called QMOracle NoSQLTimesTen
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
Competitive advantagesprovides seamless scalability; runs on industry standard server platforms; is top-ranked...
» more
Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
» more
Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Licensing and pricing modelsupon request
» 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

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

More resources
EJDBKdb+OpenQM infoalso called QMOracle NoSQLTimesTen
DB-Engines blog posts

Time Series DBMS are the database category with the fastest increase in popularity
4 July 2016, Matthias Gelbmann

show all

Recent citations in the news

KX launches its on-demand training portal that widens access to game-changing Real-Time Analytics
21 October 2021, IT News Online

Time Series Databases Software Market SWOT Analysis 2021, by Prominent Players: InfluxData, Trendalyze, Amazon Timestream, DataStax, Prometheus, QuasarDB, Warp 10, InfluxDB, kdb+, Actian X, Axibase Time Series Database, – Puck77
21 October 2021, Puck77

Alpine F1 Team Signs Global Enterprise Deal For KX Insights
6 October 2021, PR Newswire UK

KX launches on-demand training portal, giving wider access to game-changing real-time analytics technologies
22 October 2021, FE News

Weka Sets 6 Records on STAC-M3 With WekaFS Parallel File System on Amazon EC2
8 June 2021, Business Wire

provided by Google News

OpenQM
5 March 2019, International Spectrum Magazine

provided by Google News

Oracle NoSQL database comes to the cloud
2 April 2020, TechTarget

Oracle Announces 5 Key Enhancements to NoSQL Database
25 May 2016, Database Trends and Applications

Oracle shows off more 'Always Free' cloud resources for developers
7 June 2021, SiliconANGLE News

Oracle Defends Relational DBs Against NoSQL Competitors | eWEEK
25 November 2015, eWeek

Oracle gets away from relational DB with NoSQL database architecture
18 April 2014, TechTarget

provided by Google News

Job opportunities

Quantitative Analyst
Millennium Management LLC, New York, NY

Equity Quantitative Trader and Strategist
Citi, New York, NY

Sales Support Representative
KDB Mechanical LLC, Rockville, MD

Systematic Trader
Citadel Securities, Chicago, IL

C# Developer
Quanteam, Miami, FL

MultiValue Database Programming Group Manager
Applied Concepts, Richardson, TX

Remote Principle Database Engineer
Piper Companies, Remote

Data Engineer
Amazon.com Services LLC, Bellevue, WA

Software Engineer - Database and Systems Technologies
Oracle, United States

Business Intelligence Engineer
Amazon.com Services LLC, Seattle, WA

Business Intelligence Engineer
Amazon.com Services LLC, New York, NY

jobs by Indeed



Share this page

Featured Products

Vertica logo

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

Couchbase logo

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

Neo4j logo

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

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL 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