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DBMS > EventStoreDB vs. KairosDB vs. Newts vs. openGemini

System Properties Comparison EventStoreDB vs. KairosDB vs. Newts vs. openGemini

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Editorial information provided by DB-Engines
NameEventStoreDB  Xexclude from comparisonKairosDB  Xexclude from comparisonNewts  Xexclude from comparisonopenGemini  Xexclude from comparison
DescriptionIndustrial-strength, open-source database solution built from the ground up for event sourcing.Distributed Time Series DBMS based on Cassandra or H2Time Series DBMS based on CassandraAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalability
Primary database modelEvent StoreTime Series DBMSTime Series DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.07
Rank#181  Overall
#1  Event Stores
Score0.60
Rank#238  Overall
#20  Time Series DBMS
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Websitewww.eventstore.comgithub.com/­kairosdb/­kairosdbopennms.github.io/­newtswww.opengemini.org
github.com/­openGemini
Technical documentationdevelopers.eventstore.comkairosdb.github.iogithub.com/­OpenNMS/­newts/­wikidocs.opengemini.org/­guide
DeveloperEvent Store LimitedOpenNMS GroupHuawei and openGemini community
Initial release2012201320142022
Current release21.2, February 20211.2.2, November 20181.1, July 2023
License infoCommercial or Open SourceOpen SourceOpen Source infoApache 2.0Open Source infoApache 2.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJavaGo
Server operating systemsLinux
Windows
Linux
OS X
Windows
Linux
OS X
Windows
Linux
Windows
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesInteger, Float, Boolean, String
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.nonono
Secondary indexesnonoyes
SQL infoSupport of SQLnonoSQL-like query language
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
HTTP REST
Java API
HTTP REST
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
JavaC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraSharding infobased on CassandraSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandraselectable replication factor infobased on Cassandrayes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Eventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonono
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.nonoyes
User concepts infoAccess controlsimple password-based access controlnoAdministrators and common users accounts

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More resources
EventStoreDBKairosDBNewtsopenGemini
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