DB-EnginesInstaclustr banner English
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Kdb+

Kdb+ System Properties

Please select another system to compare it with Kdb+.

Editorial information provided by DB-Engines
NameKdb+
DescriptionHigh performance Time Series DBMS
Primary database modelRelational DBMS
Time Series DBMS
Additional database modelsKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.73
Rank#65  Overall
#36  Relational DBMS
#2  Time Series DBMS
Websitekx.com
Technical documentationcode.kx.com/­wiki/­Main_Page
DeveloperKx Systems
Initial release2000 infokdb was released 2000, kdb+ in 2003
Current release3.3, June 2015
License infoCommercial or Open Sourcecommercial infofree 32-bit version
Cloud-based infoOnly available as a cloud serviceno
Implementation languageC and K
Server operating systemsLinux
OS X
Solaris
Windows
Data schemeyes
Typing infopredefined data types such as float or dateyes
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 infotable attribute 'grouped'
SQL infoSupport of SQLSQL-like query language (q)
APIs and other access methodsHTTP API
WebSocket
JDBC
ODBC
Supported programming languagesC#
Go
Java
JavaScript
Lua
Perl
PHP
Python
R
Scala
Server-side scripts infoStored proceduresuser defined functions
Triggersyes infowith views
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infosimilar paradigm used for internal processing
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlrights management via user accounts

More information provided by the system vendor

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.

3rd party products and services

We invite representatives of 3rd party vendors to contact us for presenting information about their offerings here.

More resources
Kdb+
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 acquires rights to Enlightenment Research's PyQ interface to Python for kdb+
23 November 2017, Automated Trader

First Derivatives acquires Spanish based Telconomics
11 December 2017, Independent.ie

Kx Systems: Kdb+ Powers Trading Platform for BitMEX High-Frequency Bitcoin Exchange
29 June 2017, Business Wire (press release)

AquaQ Analytics Launches Kdb+ Training Academy
7 August 2017, Bobsguide (press release)

First Derivatives (LON:FDP) Stock Buy Rating Kept at Berenberg Bank; The Target Price per Share is Set to GBX ...
11 December 2017, Norman Weekly

provided by Google News

Job opportunities

Data Analyst
Morgan Stanley, New York, NY

Strategist/Quantitative Analyst - Flow Equity Derivative Strat team
Morgan Stanley, New York, NY

Equity Derivatives Strategist
Morgan Stanley, New York, NY

Fixed Income Desk Strategist / Quantitative Developer
Morgan Stanley, New York, NY

Global Markets – Fixed Income ETF - Quantitative Analyst – Associate
Citi, New York, NY

jobs by Indeed




Share this page

Featured Products

Couchbase logo

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

Neo4j logo

Not sure which graph database is best for your needs?
Get Forrester Research's new vendor-neutral report and find out how they compare.

Datastax logo

Datastax delivers Apache Cassandra as part of a database platform purpose built for IOT, Web and Mobile Apps. Download now.

AllegroGraph logo

Semantic Graph Database Leader - Add The Power of Cognitive Probability Graphs - Unique Graph Visualizations - Free Download

Present your product here