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DBMS > OpenMLDB vs. Oracle Rdb vs. Sequoiadb vs. WakandaDB

System Properties Comparison OpenMLDB vs. Oracle Rdb vs. Sequoiadb vs. WakandaDB

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Editorial information provided by DB-Engines
NameOpenMLDB  Xexclude from comparisonOracle Rdb  Xexclude from comparisonSequoiadb  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionAn open-source machine learning database that provides a feature platform for training and inferenceNewSQL database with distributed OLTP and SQLWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelTime Series DBMSRelational DBMSDocument store
Relational DBMS
Object oriented DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score1.08
Rank#184  Overall
#85  Relational DBMS
Score0.45
Rank#261  Overall
#41  Document stores
#122  Relational DBMS
Score0.03
Rank#364  Overall
#17  Object oriented DBMS
Websiteopenmldb.aiwww.oracle.com/­database/­technologies/­related/­rdb.htmlwww.sequoiadb.comwakanda.github.io
Technical documentationopenmldb.ai/­docs/­zh/­mainwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlwww.sequoiadb.com/­en/­index.php?m=Files&a=indexwakanda.github.io/­doc
Developer4 Paradigm Inc.Oracle, originally developed by Digital Equipment Corporation (DEC)Sequoiadb Ltd.Wakanda SAS
Initial release2020198420132012
Current release2024-2 February 20247.4.1.1, 20212.7.0 (April 29, 2019), April 2019
License infoCommercial or Open SourceOpen SourcecommercialOpen Source infoServer: AGPL; Client: Apache V2Open Source infoAGPLv3, extended commercial license available
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 languageC++, Java, ScalaC++C++, JavaScript
Server operating systemsLinuxHP Open VMSLinuxLinux
OS X
Windows
Data schemeFixed schemaFlexible Schema (defined schema, partial schema, schema free)schema-freeyes
Typing infopredefined data types such as float or dateyesyesyes infooid, date, timestamp, binary, regexyes
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 indexesyesyesyes
SQL infoSupport of SQLyesyesSQL-like query languageno
APIs and other access methodsJDBC
SQLAlchemy
proprietary protocol using JSONRESTful HTTP API
Supported programming languagesC++
Go
Java
Python
Scala
.Net
C++
Java
PHP
Python
JavaScript
Server-side scripts infoStored proceduresnoJavaScriptyes
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyes, on a single nodeDocument is locked during a transactionACID
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.yesnonono
User concepts infoAccess controlfine grained access rights according to SQL-standardsimple password-based access controlyes

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More resources
OpenMLDBOracle RdbSequoiadbWakandaDB
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