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DBMS > Kdb vs. Machbase Neo vs. Oracle Coherence vs. Rockset

System Properties Comparison Kdb vs. Machbase Neo vs. Oracle Coherence vs. Rockset

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Editorial information provided by DB-Engines
NameKdb  Xexclude from comparisonMachbase Neo infoFormer name was Infiniflux  Xexclude from comparisonOracle Coherence  Xexclude from comparisonRockset  Xexclude from comparison
DescriptionHigh performance Time Series DBMSTimeSeries DBMS for AIoT and BigDataOracles in-memory data grid solutionA scalable, reliable search and analytics service in the cloud, built on RocksDB
Primary database modelTime Series DBMS
Vector DBMS
Time Series DBMSKey-value storeDocument store
Secondary database modelsRelational DBMSRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.71
Rank#49  Overall
#2  Time Series DBMS
#1  Vector DBMS
Score0.17
Rank#337  Overall
#30  Time Series DBMS
Score1.97
Rank#129  Overall
#22  Key-value stores
Score0.82
Rank#212  Overall
#36  Document stores
Websitekx.commachbase.comwww.oracle.com/­java/­coherencerockset.com
Technical documentationcode.kx.commachbase.com/­dbmsdocs.oracle.com/­en/­middleware/­standalone/­coherencedocs.rockset.com
DeveloperKx Systems, a division of First Derivatives plcMachbaseOracleRockset
Initial release2000 infokdb was released 2000, kdb+ in 2003201320072019
Current release3.6, May 2018V8.0, August 202314.1, August 2023
License infoCommercial or Open Sourcecommercial infofree 32-bit versioncommercial infofree test version availablecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageqCJavaC++
Server operating systemsLinux
OS X
Solaris
Windows
Linux
macOS
Windows
All OS with a Java VMhosted
Data schemeyesyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesyesdynamic typing
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.yesnonono infoingestion from XML files supported
Secondary indexesyes infotable attribute 'grouped'yesnoall fields are automatically indexed
SQL infoSupport of SQLSQL-like query language (q)SQL-like query languagenoRead-only SQL queries, including JOINs
APIs and other access methodsHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
gRPC
HTTP REST
JDBC
MQTT (Message Queue Telemetry Transport)
ODBC
JCache
JPA
RESTful HTTP API
HTTP REST
Supported programming languagesC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
C
C#
C++
Go
Java
JavaScript
PHP infovia ODBC
Python
R infovia ODBC
Scala
.Net
C++
Java
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresuser defined functionsnonono
Triggersyes infowith viewsnoyes infoLive Eventsno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingShardingAutomatic sharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationselectable replication factoryes, with selectable consistency levelyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infosimilar paradigm used for internal processingnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
Eventual Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoconfigurableno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesnoyes infooptionallyyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infovolatile and lookup tableyes
User concepts infoAccess controlrights management via user accountssimple password-based access controlauthentification to access the cache via certificates or http basic authenticationAccess rights for users and organizations can be defined via Rockset console
More information provided by the system vendor
KdbMachbase Neo infoFormer name was InfinifluxOracle CoherenceRockset
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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KdbMachbase Neo infoFormer name was InfinifluxOracle CoherenceRockset
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