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DBMS > Prometheus vs. Quasardb vs. RDFox vs. Riak TS vs. XTDB

System Properties Comparison Prometheus vs. Quasardb vs. RDFox vs. Riak TS vs. XTDB

Editorial information provided by DB-Engines
NamePrometheus  Xexclude from comparisonQuasardb  Xexclude from comparisonRDFox  Xexclude from comparisonRiak TS  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionOpen-source Time Series DBMS and monitoring systemDistributed, high-performance timeseries databaseHigh performance knowledge graph and semantic reasoning engineRiak TS is a distributed NoSQL database optimized for time series data and based on Riak KVA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelTime Series DBMSTime Series DBMSGraph DBMS
RDF store
Time Series DBMSDocument store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score8.42
Rank#47  Overall
#2  Time Series DBMS
Score0.14
Rank#332  Overall
#29  Time Series DBMS
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score0.20
Rank#319  Overall
#27  Time Series DBMS
Score0.11
Rank#343  Overall
#46  Document stores
Websiteprometheus.ioquasar.aiwww.oxfordsemantic.techgithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationprometheus.io/­docsdoc.quasar.ai/­masterdocs.oxfordsemantic.techwww.tiot.jp/­riak-docs/­riak/­ts/­latestwww.xtdb.com/­docs
DeveloperquasardbOxford Semantic TechnologiesOpen Source, formerly Basho TechnologiesJuxt Ltd.
Initial release20152009201720152019
Current release3.14.1, January 20246.0, Septermber 20223.0.0, September 20221.19, September 2021
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensescommercialOpen SourceOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++C++ErlangClojure
Server operating systemsLinux
Windows
BSD
Linux
OS X
Windows
Linux
macOS
Windows
Linux
OS X
All OS with a Java 8 (and higher) VM
Linux
Data schemeyesschema-freeyes infoRDF schemasschema-freeschema-free
Typing infopredefined data types such as float or dateNumeric data onlyyes infointeger and binaryyesnoyes, extensible-data-notation format
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.no infoImport of XML data possiblenonono
Secondary indexesnoyes infowith tagsrestrictedyes
SQL infoSupport of SQLnoSQL-like query languagenoyes, limitedlimited SQL, making use of Apache Calcite
APIs and other access methodsRESTful HTTP/JSON APIHTTP APIRESTful HTTP API
SPARQL 1.1
HTTP API
Native Erlang Interface
HTTP REST
JDBC
Supported programming languages.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
C
Java
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
Clojure
Java
Server-side scripts infoStored proceduresnonoErlangno
Triggersnonoyes infopre-commit hooks and post-commit hooksno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoconsistent hashingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoby FederationSource-replica replication with selectable replication factorreplication via a shared file systemselectable replication factoryes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integrationyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsEventual Consistency
Foreign keys infoReferential integritynonono infolinks between datasets can be storedno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infoby using LevelDByesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoTransient modeyes
User concepts infoAccess controlnoCryptographically strong user authentication and audit trailRoles, resources, and access typesno

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More resources
PrometheusQuasardbRDFoxRiak TSXTDB infoformerly named Crux
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