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DBMS > Apache Jena - TDB vs. gStore vs. HarperDB vs. LMDB

System Properties Comparison Apache Jena - TDB vs. gStore vs. HarperDB vs. LMDB

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Editorial information provided by DB-Engines
NameApache Jena - TDB  Xexclude from comparisongStore  Xexclude from comparisonHarperDB  Xexclude from comparisonLMDB  Xexclude from comparison
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkA native Graph DBMS to store and maintain very large RDF datasets.Ultra-low latency distributed database with an intuitive REST API supporting NoSQL and SQL (including joins). Deployment of functions and databases simultaneously with a consolidated node-level architecture.A high performant, light-weight, embedded key-value database library
Primary database modelRDF storeGraph DBMS
RDF store
Document storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.75
Rank#84  Overall
#3  RDF stores
Score0.04
Rank#359  Overall
#37  Graph DBMS
#18  RDF stores
Score0.55
Rank#248  Overall
#38  Document stores
Score1.99
Rank#125  Overall
#21  Key-value stores
Websitejena.apache.org/­documentation/­tdb/­index.htmlen.gstore.cnwww.harperdb.iowww.symas.com/­symas-embedded-database-lmdb
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmlen.gstore.cn/­#/­enDocsdocs.harperdb.io/­docswww.lmdb.tech/­doc
DeveloperApache Software Foundation infooriginally developed by HP LabsHarperDBSymas
Initial release2000201620172011
Current release4.9.0, July 20231.2, November 20233.1, August 20210.9.32, January 2024
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0Open Source infoBSDcommercial infofree community edition availableOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++Node.jsC
Server operating systemsAll OS with a Java VMLinuxLinux
OS X
Linux
Unix
Windows
Data schemeyes infoRDF Schemasschema-free and OWL/RDFS-schema supportdynamic schemaschema-free
Typing infopredefined data types such as float or dateyesyesyes infoJSON data types
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 indexesyesyesno
SQL infoSupport of SQLnonoSQL-like data manipulation statementsno
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
HTTP API
SPARQL 1.1
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
Supported programming languagesJavaC++
Java
JavaScript (Node.js)
PHP
Python
.Net
C
C#
C++
ColdFusion
D
Dart
Delphi
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
MatLab
Objective C
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Rust
Scala
Swift
.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
Server-side scripts infoStored proceduresyesyesCustom Functions infosince release 3.1no
Triggersyes infovia event handlernono
Partitioning methods infoMethods for storing different data on different nodesnoneA table resides as a whole on one (or more) nodes in a clusternone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infothe nodes on which a table resides can be definednone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoTDB TransactionsyesAtomic execution of specific operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes, using LMDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlAccess control via Jena SecurityUsers, roles and permissions, Role-Based Access Control (RBAC) supportedAccess rights for users and rolesno

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More resources
Apache Jena - TDBgStoreHarperDBLMDB
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