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DBMS > Apache Jena - TDB vs. atoti vs. Dgraph vs. HarperDB

System Properties Comparison Apache Jena - TDB vs. atoti vs. Dgraph vs. HarperDB

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Editorial information provided by DB-Engines
NameApache Jena - TDB  Xexclude from comparisonatoti  Xexclude from comparisonDgraph  Xexclude from comparisonHarperDB  Xexclude from comparison
DescriptionA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.Distributed and scalable native Graph DBMSUltra-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.
Primary database modelRDF storeObject oriented DBMSGraph DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.62
Rank#83  Overall
#3  RDF stores
Score0.61
Rank#243  Overall
#11  Object oriented DBMS
Score1.53
Rank#152  Overall
#15  Graph DBMS
Score0.60
Rank#244  Overall
#38  Document stores
Websitejena.apache.org/­documentation/­tdb/­index.htmlatoti.iodgraph.iowww.harperdb.io
Technical documentationjena.apache.org/­documentation/­tdb/­index.htmldocs.atoti.iodgraph.io/­docsdocs.harperdb.io/­docs
DeveloperApache Software Foundation infooriginally developed by HP LabsActiveViamDgraph Labs, Inc.HarperDB
Initial release200020162017
Current release4.9.0, July 20233.1, August 2021
License infoCommercial or Open SourceOpen Source infoApache License, Version 2.0commercial infofree versions availableOpen Source infoApache 2.0commercial infofree community edition available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaGoNode.js
Server operating systemsAll OS with a Java VMLinux
OS X
Windows
Linux
OS X
Data schemeyes infoRDF Schemasschema-freedynamic schema
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.nono
Secondary indexesyesyesyes
SQL infoSupport of SQLnoMultidimensional Expressions (MDX)noSQL-like data manipulation statements
APIs and other access methodsFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
GraphQL query language
gRPC (using protocol buffers) API
HTTP API
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
Supported programming languagesJavaC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.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
Server-side scripts infoStored proceduresyesPythonnoCustom Functions infosince release 3.1
Triggersyes infovia event handlernono
Partitioning methods infoMethods for storing different data on different nodesnoneSharding, horizontal partitioningyesA table resides as a whole on one (or more) nodes in a cluster
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSynchronous replication via Raftyes infothe nodes on which a table resides can be defined
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 TransactionsACIDAtomic execution of specific operations
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyes, using LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlAccess control via Jena Securityno infoPlanned for future releasesAccess rights for users and roles

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More resources
Apache Jena - TDBatotiDgraphHarperDB
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