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DBMS > AlaSQL vs. Apache Jena - TDB vs. Dragonfly vs. etcd

System Properties Comparison AlaSQL vs. Apache Jena - TDB vs. Dragonfly vs. etcd

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonApache Jena - TDB  Xexclude from comparisonDragonfly  Xexclude from comparisonetcd  Xexclude from comparison
DescriptionJavaScript DBMS libraryA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkA drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instanceA distributed reliable key-value store
Primary database modelDocument store
Relational DBMS
RDF storeKey-value storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score3.75
Rank#84  Overall
#3  RDF stores
Score0.41
Rank#266  Overall
#38  Key-value stores
Score7.25
Rank#54  Overall
#5  Key-value stores
Websitealasql.orgjena.apache.org/­documentation/­tdb/­index.htmlgithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
etcd.io
github.com/­etcd-io/­etcd
Technical documentationgithub.com/­AlaSQL/­alasqljena.apache.org/­documentation/­tdb/­index.htmlwww.dragonflydb.io/­docsetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
DeveloperAndrey Gershun & Mathias R. WulffApache Software Foundation infooriginally developed by HP LabsDragonflyDB team and community contributors
Initial release201420002023
Current release4.9.0, July 20231.0, March 20233.4, August 2019
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache License, Version 2.0Open Source infoBSL 1.1Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaC++Go
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)All OS with a Java VMLinuxFreeBSD
Linux
Windows infoexperimental
Data schemeschema-freeyes infoRDF Schemasscheme-freeschema-free
Typing infopredefined data types such as float or datenoyesstrings, hashes, lists, sets, sorted sets, bit arraysno
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 indexesnoyesnono
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nonono
APIs and other access methodsJavaScript APIFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
Proprietary protocol infoRESP - REdis Serialization ProtocolgRPC
JSON over HTTP
Supported programming languagesJavaScriptJavaC
C#
C++
Clojure
D
Dart
Elixir
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
Objective-C
Perl
PHP
Python
R
Ruby
Rust
Scala
Swift
Tcl
.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
Server-side scripts infoStored proceduresnoyesLuano
Triggersyesyes infovia event handlerpublish/subscribe channels provide some trigger functionalityyes, watching key changes
Partitioning methods infoMethods for storing different data on different nodesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneSource-replica replicationUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageACID infoTDB TransactionsAtomic execution of command blocks and scriptsno
Concurrency infoSupport for concurrent manipulation of datayesyes, strict serializability by the serveryes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlnoAccess control via Jena SecurityPassword-based authenticationno

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More resources
AlaSQLApache Jena - TDBDragonflyetcd
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