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DBMS > Greenplum vs. KairosDB vs. Splunk

System Properties Comparison Greenplum vs. KairosDB vs. Splunk

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Editorial information provided by DB-Engines
NameGreenplum  Xexclude from comparisonKairosDB  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionAnalytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database infoA logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.Distributed Time Series DBMS based on Cassandra or H2Analytics Platform for Big Data
Primary database modelRelational DBMSTime Series DBMSSearch engine
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score9.23
Rank#47  Overall
#30  Relational DBMS
Score0.71
Rank#230  Overall
#20  Time Series DBMS
Score88.71
Rank#14  Overall
#2  Search engines
Websitegreenplum.orggithub.com/­kairosdb/­kairosdbwww.splunk.com
Technical documentationdocs.greenplum.orgkairosdb.github.iodocs.splunk.com/­Documentation/­Splunk
DeveloperPivotal Software Inc.Splunk Inc.
Initial release200520132003
Current release7.0.0, September 20231.2.2, November 2018
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache 2.0commercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava
Server operating systemsLinuxLinux
OS X
Windows
Linux
OS X
Solaris
Windows
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesyes
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.yes infosince Version 4.2noyes
Secondary indexesyesnoyes
SQL infoSupport of SQLyesnono infoSplunk Search Processing Language for search commands
APIs and other access methodsJDBC
ODBC
Graphite protocol
HTTP REST
Telnet API
HTTP REST
Supported programming languagesC
Java
Perl
Python
R
Java
JavaScript infoNode.js
PHP
Python
C#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresyesnoyes
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infobased on CassandraSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationselectable replication factor infobased on CassandraMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Eventual Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlfine grained access rights according to SQL-standardsimple password-based access controlAccess rights for users and roles

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More resources
GreenplumKairosDBSplunk
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