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DBMS > Splunk vs. TempoIQ vs. Tkrzw vs. VelocityDB

System Properties Comparison Splunk vs. TempoIQ vs. Tkrzw vs. VelocityDB

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Editorial information provided by DB-Engines
NameSplunk  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparisonVelocityDB  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionAnalytics Platform for Big DataScalable analytics DBMS for sensor data, provided as a service (SaaS)A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto CabinetA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelSearch engineTime Series DBMSKey-value storeGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score86.45
Rank#14  Overall
#2  Search engines
Score0.00
Rank#383  Overall
#60  Key-value stores
Score0.05
Rank#358  Overall
#36  Graph DBMS
#16  Object oriented DBMS
Websitewww.splunk.comtempoiq.com (offline)dbmx.net/­tkrzwvelocitydb.com
Technical documentationdocs.splunk.com/­Documentation/­Splunkvelocitydb.com/­UserGuide
DeveloperSplunk Inc.TempoIQMikio HirabayashiVelocityDB Inc
Initial release2003201220202011
Current release0.9.3, August 20207.x
License infoCommercial or Open Sourcecommercial infoLimited free edition and free developer edition availablecommercialOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C#
Server operating systemsLinux
OS X
Solaris
Windows
Linux
macOS
Any that supports .NET
Data schemeyesschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesyesnoyes
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
Secondary indexesyesyes
SQL infoSupport of SQLno infoSplunk Search Processing Language for search commandsnonono
APIs and other access methodsHTTP RESTHTTP API.Net
Supported programming languagesC#
Java
JavaScript
PHP
Python
Ruby
C#
Java
JavaScript infoNode.js
Python
Ruby
C++
Java
Python
Ruby
.Net
Server-side scripts infoStored proceduresyesnonono
Triggersyesyes infoRealtime AlertsnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searchingnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes infousing specific database classesyes
User concepts infoAccess controlAccess rights for users and rolessimple authentication-based access controlnoBased on Windows Authentication

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More resources
SplunkTempoIQ infoformerly TempoDBTkrzw infoSuccessor of Tokyo Cabinet and Kyoto CabinetVelocityDB
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