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DBMS > Kdb vs. Kinetica vs. LMDB vs. MaxDB vs. SpaceTime

System Properties Comparison Kdb vs. Kinetica vs. LMDB vs. MaxDB vs. SpaceTime

Editorial information provided by DB-Engines
NameKdb  Xexclude from comparisonKinetica  Xexclude from comparisonLMDB  Xexclude from comparisonMaxDB infoformerly named Adabas-D  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionHigh performance Time Series DBMSFully vectorized database across both GPUs and CPUsA high performant, light-weight, embedded key-value database libraryA robust and reliable RDBMS optimized to run all major SAP solutionsSpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelTime Series DBMS
Vector DBMS
Relational DBMSKey-value storeRelational DBMSSpatial DBMS
Secondary database modelsRelational DBMSSpatial DBMS
Time Series DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.73
Rank#45  Overall
#2  Time Series DBMS
#1  Vector DBMS
Score0.42
Rank#261  Overall
#120  Relational DBMS
Score1.94
Rank#120  Overall
#20  Key-value stores
Score2.15
Rank#115  Overall
#55  Relational DBMS
Score0.00
Rank#385  Overall
#7  Spatial DBMS
Websitekx.comwww.kinetica.comwww.symas.com/­symas-embedded-database-lmdbmaxdb.sap.comwww.mireo.com/­spacetime
Technical documentationcode.kx.comdocs.kinetica.comwww.lmdb.tech/­docmaxdb.sap.com/­documentation
DeveloperKx Systems, a division of First Derivatives plcKineticaSymasSAP, acquired from Software AG (Adabas-D) in 1997Mireo
Initial release2000 infokdb was released 2000, kdb+ in 20032012201119842020
Current release3.6, May 20187.1, August 20210.9.32, January 20247.9.10.12, February 2024
License infoCommercial or Open Sourcecommercial infofree 32-bit versioncommercialOpen Sourcecommercial infoLimited community edition freecommercial
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 languageqC, C++CC++C++
Server operating systemsLinux
OS X
Solaris
Windows
LinuxLinux
Unix
Windows
AIX
HP-UX
Linux
Solaris
Windows
Linux
Data schemeyesyesschema-freeyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.yesnononono
Secondary indexesyes infotable attribute 'grouped'yesnoyesno
SQL infoSupport of SQLSQL-like query language (q)SQL-like DML and DDL statementsnoyesA subset of ANSI SQL is implemented
APIs and other access methodsHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
JDBC
ODBC
RESTful HTTP API
ADO.NET
JDBC
ODBC
WebDAV
RESTful HTTP API
Supported programming languagesC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
C++
Java
JavaScript (Node.js)
Python
.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
.Net
C#
Java
Perl
PHP
Python
C#
C++
Python
Server-side scripts infoStored proceduresuser defined functionsuser defined functionsnoyesno
Triggersyes infowith viewsyes infotriggers when inserted values for one or more columns fall within a specified rangenoyesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingnonenoneFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationSource-replica replicationnoneSource-replica replicationReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infosimilar paradigm used for internal processingnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency or Eventual Consistency depending on configurationImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoGPU vRAM or System RAMyesnono
User concepts infoAccess controlrights management via user accountsAccess rights for users and roles on table levelnofine grained access rights according to SQL-standardyes
More information provided by the system vendor
KdbKineticaLMDBMaxDB infoformerly named Adabas-DSpaceTime
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

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More resources
KdbKineticaLMDBMaxDB infoformerly named Adabas-DSpaceTime
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