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DBMS > atoti vs. KairosDB vs. OpenMLDB vs. Valentina Server

System Properties Comparison atoti vs. KairosDB vs. OpenMLDB vs. Valentina Server

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonKairosDB  Xexclude from comparisonOpenMLDB  Xexclude from comparisonValentina Server  Xexclude from comparison
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.Distributed Time Series DBMS based on Cassandra or H2An open-source machine learning database that provides a feature platform for training and inferenceObject-relational database and reports server
Primary database modelObject oriented DBMSTime Series DBMSTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.56
Rank#245  Overall
#10  Object oriented DBMS
Score0.62
Rank#239  Overall
#20  Time Series DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score0.17
Rank#327  Overall
#145  Relational DBMS
Websiteatoti.iogithub.com/­kairosdb/­kairosdbopenmldb.aiwww.valentina-db.net
Technical documentationdocs.atoti.iokairosdb.github.ioopenmldb.ai/­docs/­zh/­mainvalentina-db.com/­docs/­dokuwiki/­v5/­doku.php
DeveloperActiveViam4 Paradigm Inc.Paradigma Software
Initial release201320201999
Current release1.2.2, November 20182024-2 February 20245.7.5
License infoCommercial or Open Sourcecommercial infofree versions availableOpen Source infoApache 2.0Open Sourcecommercial
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 languageJavaJavaC++, Java, Scala
Server operating systemsLinux
OS X
Windows
LinuxLinux
OS X
Windows
Data schemeschema-freeFixed schemayes
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.nono
Secondary indexesnoyesyes
SQL infoSupport of SQLMultidimensional Expressions (MDX)noyesyes
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
JDBC
SQLAlchemy
ODBC
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
C++
Go
Java
Python
Scala
.Net
C
C#
C++
Objective-C
PHP
Ruby
Visual Basic
Visual Basic.NET
Server-side scripts infoStored proceduresPythonnonoyes
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningSharding infobased on Cassandrahorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraSource-replica replication
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
Immediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
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.yesnoyesyes
User concepts infoAccess controlsimple password-based access controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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More resources
atotiKairosDBOpenMLDBValentina Server
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