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DBMS > Oracle Rdb vs. Prometheus vs. SQL.JS vs. ToroDB

System Properties Comparison Oracle Rdb vs. Prometheus vs. SQL.JS vs. ToroDB

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Editorial information provided by DB-Engines
NameOracle Rdb  Xexclude from comparisonPrometheus  Xexclude from comparisonSQL.JS  Xexclude from comparisonToroDB  Xexclude from comparison
ToroDB seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionOpen-source Time Series DBMS and monitoring systemPort of SQLite to JavaScriptA MongoDB-compatible JSON document store, built on top of PostgreSQL
Primary database modelRelational DBMSTime Series DBMSRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.08
Rank#184  Overall
#85  Relational DBMS
Score8.42
Rank#47  Overall
#2  Time Series DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitewww.oracle.com/­database/­technologies/­related/­rdb.htmlprometheus.iosql.js.orggithub.com/­torodb/­server
Technical documentationwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlprometheus.io/­docssql.js.org/­documentation/­index.html
DeveloperOracle, originally developed by Digital Equipment Corporation (DEC)Alon Zakai infoenhancements implemented by others8Kdata
Initial release1984201520122016
Current release7.4.1.1, 2021
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0Open SourceOpen Source infoAGPL-V3
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 languageGoJavaScriptJava
Server operating systemsHP Open VMSLinux
Windows
server-less, requires a JavaScript environment (browser, Node.js)All OS with a Java 7 VM
Data schemeFlexible Schema (defined schema, partial schema, schema free)yesyesschema-free
Typing infopredefined data types such as float or dateyesNumeric data onlyyesyes infostring, integer, double, boolean, date, object_id
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 infoImport of XML data possiblenono
Secondary indexesyesno
SQL infoSupport of SQLyesnoyes infoSQL-92 is not fully supported
APIs and other access methodsRESTful HTTP/JSON APIJavaScript API
Supported programming languages.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby
JavaScript
Server-side scripts infoStored proceduresnono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoby FederationnoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynonenoneEventual Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesnoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes, on a single nodenoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a fileyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlnonoAccess rights for users and roles

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Oracle RdbPrometheusSQL.JSToroDB
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