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DBMS > Blazegraph vs. Dragonfly vs. Graphite vs. LokiJS

System Properties Comparison Blazegraph vs. Dragonfly vs. Graphite vs. LokiJS

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Editorial information provided by DB-Engines
NameBlazegraph  Xexclude from comparisonDragonfly  Xexclude from comparisonGraphite  Xexclude from comparisonLokiJS  Xexclude from comparison
Amazon has acquired Blazegraph's domain and (probably) product. It is said that Amazon Neptune is based on Blazegraph.
DescriptionHigh-performance graph database supporting Semantic Web (RDF/SPARQL) and Graph Database (tinkerpop3, blueprints, vertex-centric) APIs with scale-out and High Availability.A drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instanceData logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperIn-memory JavaScript DBMS
Primary database modelGraph DBMS
RDF store
Key-value storeTime Series DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.75
Rank#219  Overall
#19  Graph DBMS
#8  RDF stores
Score0.41
Rank#266  Overall
#38  Key-value stores
Score4.57
Rank#73  Overall
#5  Time Series DBMS
Score0.43
Rank#264  Overall
#42  Document stores
Websiteblazegraph.comgithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
github.com/­graphite-project/­graphite-webgithub.com/­techfort/­LokiJS
Technical documentationwiki.blazegraph.comwww.dragonflydb.io/­docsgraphite.readthedocs.iotechfort.github.io/­LokiJS
DeveloperBlazegraphDragonflyDB team and community contributorsChris Davis
Initial release2006202320062014
Current release2.1.5, March 20191.0, March 2023
License infoCommercial or Open SourceOpen Source infoextended commercial license availableOpen Source infoBSL 1.1Open Source infoApache 2.0Open Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++PythonJavaScript
Server operating systemsLinux
OS X
Windows
LinuxLinux
Unix
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freescheme-freeyesschema-free
Typing infopredefined data types such as float or dateyes infoRDF literal typesstrings, hashes, lists, sets, sorted sets, bit arraysNumeric data onlyno
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 indexesyesnonoyes infovia views
SQL infoSupport of SQLSPARQL is used as query languagenonono
APIs and other access methodsJava API
RESTful HTTP API
SPARQL QUERY
SPARQL UPDATE
TinkerPop 3
Proprietary protocol infoRESP - REdis Serialization ProtocolHTTP API
Sockets
JavaScript API
Supported programming languages.Net
C
C++
Java
JavaScript
PHP
Python
Ruby
C
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
JavaScript (Node.js)
Python
JavaScript
Server-side scripts infoStored proceduresyesLuanoView functions in JavaScript
Triggersnopublish/subscribe channels provide some trigger functionalitynoyes
Partitioning methods infoMethods for storing different data on different nodesShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replicationnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configurationEventual Consistencynonenone
Foreign keys infoReferential integrityyes infoRelationships in Graphsnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDAtomic execution of command blocks and scriptsnono infoatomic operations within a single collection possible
Concurrency infoSupport for concurrent manipulation of datayesyes, strict serializability by the serveryes infolocking
Durability infoSupport for making data persistentyesyesyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlSecurity and Authentication via Web Application Container (Tomcat, Jetty)Password-based authenticationnono

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BlazegraphDragonflyGraphiteLokiJS
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