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DBMS > KairosDB vs. Splunk vs. YDB

System Properties Comparison KairosDB vs. Splunk vs. YDB

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonSplunk  Xexclude from comparisonYDB  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2Analytics Platform for Big DataA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primary database modelTime Series DBMSSearch engineDocument store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.62
Rank#239  Overall
#20  Time Series DBMS
Score86.45
Rank#14  Overall
#2  Search engines
Score0.35
Rank#278  Overall
#43  Document stores
#127  Relational DBMS
Websitegithub.com/­kairosdb/­kairosdbwww.splunk.comgithub.com/­ydb-platform/­ydb
ydb.tech
Technical documentationkairosdb.github.iodocs.splunk.com/­Documentation/­Splunkydb.tech/­en/­docs
DeveloperSplunk Inc.Yandex
Initial release201320032019
Current release1.2.2, November 2018
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infoLimited free edition and free developer edition availableOpen Source infoApache 2.0; commercial license 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 systemsLinux
OS X
Windows
Linux
OS X
Solaris
Windows
Linux
Data schemeschema-freeyesFlexible Schema (defined schema, partial schema, schema free)
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.noyesno
Secondary indexesnoyesyes
SQL infoSupport of SQLnono infoSplunk Search Processing Language for search commandsSQL-like query language (YQL)
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
HTTP RESTRESTful HTTP API (DynamoDB compatible)
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
C#
Java
JavaScript
PHP
Python
Ruby
Go
Java
JavaScript (Node.js)
PHP
Python
Server-side scripts infoStored proceduresnoyesno
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraMulti-source replicationActive-passive shard replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Eventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searchingACID
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 controlsimple password-based access controlAccess rights for users and rolesAccess rights defined for Yandex Cloud users

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More resources
KairosDBSplunkYDB
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