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DBMS > IBM Db2 Event Store vs. RDFox vs. SQL.JS

System Properties Comparison IBM Db2 Event Store vs. RDFox vs. SQL.JS

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Editorial information provided by DB-Engines
NameIBM Db2 Event Store  Xexclude from comparisonRDFox  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionDistributed Event Store optimized for Internet of Things use casesHigh performance knowledge graph and semantic reasoning enginePort of SQLite to JavaScript
Primary database modelEvent Store
Time Series DBMS
Graph DBMS
RDF store
Relational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.19
Rank#323  Overall
#2  Event Stores
#28  Time Series DBMS
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitewww.ibm.com/­products/­db2-event-storewww.oxfordsemantic.techsql.js.org
Technical documentationwww.ibm.com/­docs/­en/­db2-event-storedocs.oxfordsemantic.techsql.js.org/­documentation/­index.html
DeveloperIBMOxford Semantic TechnologiesAlon Zakai infoenhancements implemented by others
Initial release201720172012
Current release2.06.0, Septermber 2022
License infoCommercial or Open Sourcecommercial infofree developer edition availablecommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C++JavaScript
Server operating systemsLinux infoLinux, macOS, Windows for the developer additionLinux
macOS
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesyes infoRDF schemasyes
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 indexesno
SQL infoSupport of SQLyes infothrough the embedded Spark runtimenoyes infoSQL-92 is not fully supported
APIs and other access methodsADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
RESTful HTTP API
SPARQL 1.1
JavaScript API
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
C
Java
JavaScript
Server-side scripts infoStored proceduresyesno
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationreplication via a shared file systemnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsnone
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of dataNo - written data is immutable
Durability infoSupport for making data persistentYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesno 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.yesyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardRoles, resources, and access typesno

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More resources
IBM Db2 Event StoreRDFoxSQL.JS
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