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DBMS > KairosDB vs. OpenEdge vs. OpenMLDB vs. Oracle Rdb

System Properties Comparison KairosDB vs. OpenEdge vs. OpenMLDB vs. Oracle Rdb

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonOpenEdge  Xexclude from comparisonOpenMLDB  Xexclude from comparisonOracle Rdb  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2Application development environment with integrated database management systemAn open-source machine learning database that provides a feature platform for training and inference
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
Score3.51
Rank#86  Overall
#46  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score1.08
Rank#184  Overall
#85  Relational DBMS
Websitegithub.com/­kairosdb/­kairosdbwww.progress.com/­openedgeopenmldb.aiwww.oracle.com/­database/­technologies/­related/­rdb.html
Technical documentationkairosdb.github.iodocumentation.progress.com/­output/­ua/­OpenEdge_latestopenmldb.ai/­docs/­zh/­mainwww.oracle.com/­database/­technologies/­related/­rdb-doc.html
DeveloperProgress Software Corporation4 Paradigm Inc.Oracle, originally developed by Digital Equipment Corporation (DEC)
Initial release2013198420201984
Current release1.2.2, November 2018OpenEdge 12.2, March 20202024-2 February 20247.4.1.1, 2021
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++, Java, Scala
Server operating systemsLinux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
LinuxHP Open VMS
Data schemeschema-freeyesFixed schemaFlexible Schema (defined schema, partial schema, schema free)
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.noyesnono
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnoyes infoclose to SQL 92yesyes
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
JDBC
ODBC
JDBC
SQLAlchemy
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
Progress proprietary ABL (Advanced Business Language)C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresnoyesno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandrahorizontal partitioning infosince Version 11.4horizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraSource-replica replicationSource-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 ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoyes, on a single node
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesno
User concepts infoAccess controlsimple password-based access controlUsers and groupsfine grained access rights according to SQL-standard

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KairosDBOpenEdgeOpenMLDBOracle Rdb
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