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DBMS > KairosDB vs. MaxDB vs. OpenMLDB vs. SQL.JS

System Properties Comparison KairosDB vs. MaxDB vs. OpenMLDB vs. SQL.JS

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonMaxDB infoformerly named Adabas-D  Xexclude from comparisonOpenMLDB  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2A robust and reliable RDBMS optimized to run all major SAP solutionsAn open-source machine learning database that provides a feature platform for training and inferencePort of SQLite to JavaScript
Primary database modelTime Series DBMSRelational DBMSTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.62
Rank#239  Overall
#20  Time Series DBMS
Score2.32
Rank#112  Overall
#55  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitegithub.com/­kairosdb/­kairosdbmaxdb.sap.comopenmldb.aisql.js.org
Technical documentationkairosdb.github.iomaxdb.sap.com/­documentationopenmldb.ai/­docs/­zh/­mainsql.js.org/­documentation/­index.html
DeveloperSAP, acquired from Software AG (Adabas-D) in 19974 Paradigm Inc.Alon Zakai infoenhancements implemented by others
Initial release2013198420202012
Current release1.2.2, November 20187.9.10.12, February 20242024-2 February 2024
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infoLimited community edition freeOpen SourceOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++C++, Java, ScalaJavaScript
Server operating systemsLinux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
Linuxserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeyesFixed schemayes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nononono
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyesyesyes infoSQL-92 is not fully supported
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
ADO.NET
JDBC
ODBC
WebDAV
JDBC
SQLAlchemy
JavaScript API
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
.Net
C#
Java
Perl
PHP
Python
C++
Go
Java
Python
Scala
JavaScript
Server-side scripts infoStored proceduresnoyesnono
Triggersnoyesnono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranonehorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraSource-replica replicationSource-replica replicationnone
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 ConsistencyImmediate Consistencynone
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesyes
User concepts infoAccess controlsimple password-based access controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardno

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More resources
KairosDBMaxDB infoformerly named Adabas-DOpenMLDBSQL.JS
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