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DBMS > CrateDB vs. GraphDB vs. Prometheus vs. Quasardb vs. Riak TS

System Properties Comparison CrateDB vs. GraphDB vs. Prometheus vs. Quasardb vs. Riak TS

Editorial information provided by DB-Engines
NameCrateDB  Xexclude from comparisonGraphDB infoformer name: OWLIM  Xexclude from comparisonPrometheus  Xexclude from comparisonQuasardb  Xexclude from comparisonRiak TS  Xexclude from comparison
DescriptionDistributed Date Store based on LuceneEnterprise-ready RDF and graph database with efficient reasoning, cluster and external index synchronization support. It supports also SQL JDBC access to Knowledge Graph and GraphQL over SPARQL.Open-source TimeSeries DBMS and monitoring systemDistributed, high-performance timeseries databaseRiak TS is a distributed NoSQL database optimized for time series data and based on Riak KV
Primary database modelRelational DBMS
Search engine
Graph DBMS
RDF store
Time Series DBMSTime Series DBMSTime Series DBMS
Secondary database modelsDocument store
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.97
Rank#179  Overall
#87  Relational DBMS
#12  Search engines
Score2.86
Rank#103  Overall
#6  Graph DBMS
#3  RDF stores
Score6.27
Rank#62  Overall
#3  Time Series DBMS
Score0.15
Rank#297  Overall
#27  Time Series DBMS
Score0.25
Rank#277  Overall
#23  Time Series DBMS
Websitecrate.iowww.ontotext.comprometheus.ioquasardb.netriak.com/­products/­riak-ts
Technical documentationcrate.io/­docsgraphdb.ontotext.com/­documentationprometheus.io/­docsdoc.quasardb.net
DeveloperCrateOntotextquasardbBasho Technologies
Initial release20132000201520092015
Current release9.8, June 20213.1, January 2019
License infoCommercial or Open SourceOpen Sourcecommercial infoSome plugins of GraphDB Workbench are open sourcedOpen Source infoApache 2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensesOpen Source
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 languageJavaJavaGoC++Erlang
Server operating systemsAll OS with a Java 7 (and higher) VMAll OS with a Java VM
Linux
OS X
Windows
Linux
Windows
BSD
Linux
OS X
Windows
Linux
OS X
Data schemeFlexible Schema (defined schema, partial schema, schema free)schema-free and OWL/RDFS-schema support; RDF shapesyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesNumeric data onlyyes infointeger and binaryno
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.nonono infoImport of XML data possiblenono
Secondary indexesyesyes, supports real-time synchronization and indexing in SOLR/Elastic search/Lucene and GeoSPARQL geometry data indexesnoyes infowith tagsrestricted
SQL infoSupport of SQLyes, but no triggers and constraintsstored SPARQL accessed as SQL using Apache Calcite through JDBC/ODBCnoSQL-like query languageno
APIs and other access methodsADO.NET infocommunity maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
GeoSPARQL
GraphQL
GraphQL Federation
Java API
JDBC
RDF4J API
RDFS
RIO
Sail API
Sesame REST HTTP Protocol
SPARQL 1.1
RESTful HTTP/JSON APIHTTP APIHTTP API
Native Erlang Interface
Supported programming languagesErlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
Ruby infocommunity maintained client
Scala infocommunity maintained client
.Net
C#
Clojure
Java
JavaScript (Node.js)
PHP
Python
Ruby
Scala
.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
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
Server-side scripts infoStored proceduresuser defined functionswell-defined plugin interfaces; JavaScript server-side extensibilitynonoJavaScript and Erlang
Triggersnonononoyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodesShardingnoneShardingSharding infoconsistent hashingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorMulti-source replicationyes infoby FederationSource-replica replication with selectable replication factorselectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononowith Hadoop integrationyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Read Your Own Writes Consistency infofor primary key lookups
Immediate Consistency, Eventual consistency (configurable in cluster mode per master or individual client request)noneImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyes infoConstraint checkingnonono infolinks between datasets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infounique row identifiers can be used for implementing an optimistic concurrency control strategyACIDnoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infoby using LevelDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes infoTransient mode
User concepts infoAccess controlrights management via user accountsDefault Basic authentication through RDF4J client, or via Java when run with cURL, default token-based in the Workbench or via Rest API, optional access through OpenID or Kerberos single sign-on.noCryptographically strong user authentication and audit trailno
More information provided by the system vendor
CrateDBGraphDB infoformer name: OWLIMPrometheusQuasardbRiak TS
Specific characteristicsCrateDB is an open source distributed SQL database that spreads data and processing...
» more
GraphDB Enterprise is a high-performance semantic repository created by Ontotext....
» more
High-performance , high-speed, fully integrated timeseries database Seamlessly combines...
» more
Competitive advantagesCrateDB is typically used in operational analytics applications, particularly those...
» more
GraphDB allows you to link text and data in big knowledge graphs. It’s easy to experiment...
» more
High performance in a cost-effective small package Real-time results for even large...
» more
Typical application scenariosCrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
» more
Metadata enrichment and management, linked open data publishing, semantic inferencing...
» more
Tick database Predictive maintenance Pre-deal checks Large scale monitoring
» more
Key customersCrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
» more
BBC, Press Association, Financial Times, DK, Euromoney, The British Museum, Getty...
» more
Large EU investment banks US based hedge funds Orolia Tellmeplus
» more
Market metricsThe CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
» more
GraphDB is the most utilized semantic triplestore for mission-critical enterprise...
» more
Has been running in very demanding production environments since 2013 Rapid adoption...
» more
Licensing and pricing modelsCrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more
GraphDB-Free is free to use. SE and Enterprise are licensed per CPU-Core used. Perpetual...
» more
Community edition limited to 2 nodes and 16 GiB of storage per node available for...
» more

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More resources
CrateDBGraphDB infoformer name: OWLIMPrometheusQuasardbRiak TS
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