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DBMS > Cachelot.io vs. GraphDB vs. GreptimeDB vs. IRONdb

System Properties Comparison Cachelot.io vs. GraphDB vs. GreptimeDB vs. IRONdb

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Editorial information provided by DB-Engines
NameCachelot.io  Xexclude from comparisonGraphDB infoformer name: OWLIM  Xexclude from comparisonGreptimeDB  Xexclude from comparisonIRONdb  Xexclude from comparison
IRONdb seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionIn-memory caching systemEnterprise-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.An open source Time Series DBMS built for increased scalability, high performance and efficiencyA distributed Time Series DBMS with a focus on scalability, fault tolerance and operational simplicity
Primary database modelKey-value storeGraph DBMS
RDF store
Time Series DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#385  Overall
#61  Key-value stores
Score2.76
Rank#99  Overall
#8  Graph DBMS
#4  RDF stores
Score0.09
Rank#343  Overall
#31  Time Series DBMS
Websitecachelot.iowww.ontotext.comgreptime.comwww.circonus.com/solutions/time-series-database/
Technical documentationgraphdb.ontotext.com/­documentationdocs.greptime.comdocs.circonus.com/irondb/category/getting-started
Social network pagesLinkedInTwitterYouTubeGitHubMedium
DeveloperOntotextGreptime Inc.Circonus LLC.
Initial release2015200020222017
Current release10.4, October 2023V0.10.20, January 2018
License infoCommercial or Open SourceOpen Source infoSimplified BSD Licensecommercial infoSome plugins of GraphDB Workbench are open sourcedOpen Source infoApache Version 2.0commercial
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++JavaRustC and C++
Server operating systemsFreeBSD
Linux
OS X
All OS with a Java VM
Linux
OS X
Windows
Android
Docker
FreeBSD
Linux
macOS
Windows
Linux
Data schemeschema-freeschema-free and OWL/RDFS-schema support; RDF shapesschema-free, schema definition possibleschema-free
Typing infopredefined data types such as float or datenoyesyesyes infotext, numeric, histograms
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 indexesnoyes, supports real-time synchronization and indexing in SOLR/Elastic search/Lucene and GeoSPARQL geometry data indexesyesno
SQL infoSupport of SQLnostored SPARQL accessed as SQL using Apache Calcite through JDBC/ODBCyesSQL-like query language (Circonus Analytics Query Language: CAQL)
APIs and other access methodsMemcached protocolGeoSPARQL
GraphQL
GraphQL Federation
Java API
JDBC
RDF4J API
RDFS
RIO
Sail API
Sesame REST HTTP Protocol
SPARQL 1.1
gRPC
HTTP API
JDBC
HTTP API
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
OCaml
Perl
PHP
Python
Ruby
.Net
C#
Clojure
Java
JavaScript (Node.js)
PHP
Python
Ruby
Scala
C++
Erlang
Go
Java
JavaScript
.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript
JavaScript (Node.js)
Lisp
Lua
Perl
PHP
Python
R
Ruby
Rust
Scala
Server-side scripts infoStored proceduresnowell-defined plugin interfaces; JavaScript server-side extensibilityPythonyes, in Lua
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesnonenoneShardingAutomatic, metric affinity per node
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replicationconfigurable replication factor, datacenter aware
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency, Eventual consistency (configurable in cluster mode per master or individual client request)Immediate ConsistencyImmediate consistency per node, eventual consistency across nodes
Foreign keys infoReferential integritynoyes infoConstraint checkingno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentnoyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlnoDefault 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.Simple rights management via user accountsno
More information provided by the system vendor
Cachelot.ioGraphDB infoformer name: OWLIMGreptimeDBIRONdb
Specific characteristicsOntotext GraphDB is a semantic database engine that allows organizations to build...
» more
GreptimeDB is a SQL & Python-enabled timeseries database system built from scratch...
» more
Competitive advantagesGraphDB allows you to link text and data in big knowledge graphs. It’s easy to experiment...
» more
- Inherits advantages of Rust, such as excellent performance, memory safe, resource...
» more
Typical application scenariosMetadata enrichment and management, linked data publishing, semantic inferencing...
» more
For IoT industries, GreptimeDB can seamless integrate with message queues and other...
» more
Key customers​ GraphDB provides a platform for building next-generation AI and Knowledge Graph...
» more
Greptime's clients span multiple sectors including IoT, connected vehicles, and energy...
» more
Market metricsGraphDB is the most utilized semantic triplestore for mission-critical enterprise...
» more
GreptimeDB has garnered global recognition by topping GitHub trends following its...
» more
Licensing and pricing modelsGraphDB Free is a non-commercial version and is free to use. GraphDB Enterprise edition...
» more
GreptimeDB: open source, distributed, cloud-native TSDB; supports Hybrid Time-series...
» more
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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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Cachelot.ioGraphDB infoformer name: OWLIMGreptimeDBIRONdb
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