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DBMS > Ehcache vs. HyperSQL vs. RDF4J vs. WakandaDB

System Properties Comparison Ehcache vs. HyperSQL vs. RDF4J vs. WakandaDB

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Editorial information provided by DB-Engines
NameEhcache  Xexclude from comparisonHyperSQL infoalso known as HSQLDB  Xexclude from comparisonRDF4J infoformerly known as Sesame  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionA widely adopted Java cache with tiered storage optionsMultithreaded, transactional RDBMS written in Java infoalso known as HSQLDBRDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.WakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelKey-value storeRelational DBMSRDF storeObject oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.64
Rank#68  Overall
#8  Key-value stores
Score3.23
Rank#93  Overall
#48  Relational DBMS
Score0.74
Rank#222  Overall
#9  RDF stores
Score0.10
Rank#356  Overall
#16  Object oriented DBMS
Websitewww.ehcache.orghsqldb.orgrdf4j.orgwakanda.github.io
Technical documentationwww.ehcache.org/­documentationhsqldb.org/­web/­hsqlDocsFrame.htmlrdf4j.org/­documentationwakanda.github.io/­doc
DeveloperTerracotta Inc, owned by Software AGSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.Wakanda SAS
Initial release2009200120042012
Current release3.10.0, March 20222.7.2, June 20232.7.0 (AprilĀ 29, 2019), April 2019
License infoCommercial or Open SourceOpen Source infoApache Version 2; commercial licenses availableOpen Source infobased on BSD licenseOpen Source infoEclipse Distribution License (EDL), v1.0.Open Source infoAGPLv3, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaJavaC++, JavaScript
Server operating systemsAll OS with a Java VMAll OS with a Java VM infoEmbedded (into Java applications) and Client-Server operating modesLinux
OS X
Unix
Windows
Linux
OS X
Windows
Data schemeschema-freeyesyes infoRDF Schemasyes
Typing infopredefined data types such as float or dateyesyesyesyes
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
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyesnono
APIs and other access methodsJCacheHTTP API infoJDBC via HTTP
JDBC
ODBC
Java API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
RESTful HTTP API
Supported programming languagesJavaAll languages supporting JDBC/ODBC
Java
Java
PHP
Python
JavaScript
Server-side scripts infoStored proceduresnoJava, SQLyesyes
Triggersyes infoCache Event Listenersyesyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoby using Terracotta Servernonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoby using Terracotta Servernonenonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemTunable Consistency (Strong, Eventual, Weak)Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infosupports JTA and can work as an XA resourceACIDACID infoIsolation support depends on the API usedACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infousing a tiered cache-storage approachyesyes infoin-memory storage is supported as wellyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlnofine grained access rights according to SQL-standardnoyes

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More resources
EhcacheHyperSQL infoalso known as HSQLDBRDF4J infoformerly known as SesameWakandaDB
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