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DBMS > IRONdb vs. NCache vs. RDF4J

System Properties Comparison IRONdb vs. NCache vs. RDF4J

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Editorial information provided by DB-Engines
NameIRONdb  Xexclude from comparisonNCache  Xexclude from comparisonRDF4J infoformerly known as Sesame  Xexclude from comparison
DescriptionA distributed Time Series DBMS with a focus on scalability, fault tolerance and operational simplicityOpen source in-memory key-value storeRDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.
Primary database modelTime Series DBMSKey-value storeRDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#314  Overall
#27  Time Series DBMS
Score0.93
Rank#148  Overall
#23  Key-value stores
Score0.37
Rank#223  Overall
#10  RDF stores
Websitewww.irondb.iowww.alachisoft.com/­ncacherdf4j.org
Technical documentationwww.irondb.io/­docswww.alachisoft.com/­resources/­docsdocs.rdf4j.org
DeveloperCirconus LLC.AlachisoftSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.
Initial release201720042004
Current releaseV0.10.20, January 20185.0, May 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0Open Source infoEclipse Distribution License (EDL), v1.0.
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#, C++, .NETJava
Server operating systemsLinuxWindowsLinux
OS X
Unix
Windows
Data schemeschema-freeschema-freeyes infoRDF Schemas
Typing infopredefined data types such as float or dateyes infotext, numeric, histogramsyes
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 indexesnoyesyes
SQL infoSupport of SQLSQL-like query language (Circonus Analytics Query Language: CAQL)SQL-like query syntax (OQL) for searching the cacheno
APIs and other access methodsHTTP APILINQ
Proprietary protocol
Java API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
Supported programming languages.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript
JavaScript (Node.js)
Lisp
Lua
Perl
PHP
Python
R
Ruby
Rust
Scala
.Net
C#
Java
Visual Basic.NET
Java
PHP
Python
Server-side scripts infoStored proceduresyes, in Luano infosupport for stored procedures with SQL-Server CLRyes
Triggersnoyes infoNotificationsyes
Partitioning methods infoMethods for storing different data on different nodesAutomatic, metric affinity per nodeyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesconfigurable replication factor, datacenter awareyes, with selectable consistency levelnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate consistency per node, eventual consistency across nodesEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanooptimistic lockingACID infoIsolation support depends on the API used
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes infoin-memory storage is supported as well
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnoauthentification to access the cache via Active Directory/LDAP (possible roles: user, administrator)no
More information provided by the system vendor
IRONdbNCacheRDF4J infoformerly known as Sesame
Specific characteristicsIRONdb is a highly available, distributed Time Series Database. It can support dozens...
» more
NCache has been the market leader in .NET Distributed Caching for the last 10 years....
» more
Competitive advantagesUnmatched Scalability IRONdb is unique among TSDBs in that it does not use a consensus...
» more
Ncache is 100% .NET with ASP.NET Session State storage, ASP.NET View State Caching,...
» more
Typical application scenariosReal Systems Monitoring Monitor your systems infrastructure in real time across thousands...
» more
NCache enables industries and users including users doing: Fraud Detection, Retail...
» more
Key customersIRONdb serves the needs of the world's largest Time Series Database customers. One...
» more
Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricsOnly TSDB capable of scaling to billions of metrics. Only TSDB to scale to dozens...
» more
Market Leader in .NET Distributed Caching for the last 10 years.
» more
Licensing and pricing modelsIRONdb is licensed under a subscription model based on the number of active metrics...
» more
The NCache Enterprise licensing model is according to the number of nodes and shards...
» more
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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
IRONdbNCacheRDF4J infoformerly known as Sesame
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