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DBMS > CrateDB vs. Stardog

System Properties Comparison CrateDB vs. Stardog

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Editorial information provided by DB-Engines
NameCrateDB  Xexclude from comparisonStardog  Xexclude from comparison
DescriptionDistributed Date Store based on LuceneSemantic graph DBMS, developed in Java
Primary database modelRelational DBMS
Search engine
Graph DBMS
RDF store
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.72
Rank#175  Overall
#89  Relational DBMS
#11  Search engines
Score0.72
Rank#178  Overall
#13  Graph DBMS
#7  RDF stores
Websitecrate.iowww.stardog.com
Technical documentationcrate.io/­docswww.stardog.com/­docs
DeveloperCrateComplexible Inc.
Initial release20132010
Current release4.2.4, March 2017
License infoCommercial or Open SourceOpen Sourcecommercial infoLimited community edition free
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJava
Server operating systemsAll OS with a Java 7 VMAll OS with a Java VM
Data schemeFlexible Schema (defined schema, partial schema, schema free)schema-free
Typing infopredefined data types such as float or dateyesyes
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 infoImport/export of XML data possible
Secondary indexesyesyes
SQL infoSupport of SQLyes, but no triggers and constraintsSPARQL is used as query language
APIs and other access methodsMQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
ADO.NET infocommunity maintained client
JDBC
HTTP API
OWL
SPARQL
Tinkerpop technology stack with Blueprints, Gremlin, Pipes
Supported programming languagesErlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
Ruby infocommunity maintained client
Scala infocommunity maintained client
.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-side scripts infoStored proceduresuser defined functionsno
Triggersnoyes infovia event handlers
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorMaster-master replication in HA-Cluster infousing Apache ZooKeeper
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Read Your Own Writes Consistency infofor primary key lookups
Immediate Consistency in HA-Cluster
Foreign keys infoReferential integritynoyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infounique row identifiers can be used for implementing an optimistic concurrency control strategyACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlrights management via user accountsAccess rights for users and roles
More information provided by the system vendor
CrateDBStardog
Specific characteristicsCrateDB is an open source distributed SQL database that spreads data and processing...
» more
Competitive advantagesCrateDB is typically used in operational analytics applications, particularly those...
» more
Typical application scenariosCrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
» more
Key customersCrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
» more
Market metricsThe CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
» more
Licensing and pricing modelsCrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
CrateDBStardog
Recent citations in the news

Crate.io Named 2019 Gartner Cool Vendor in Manufacturing Operations
24 May 2019, GlobeNewswire

Crate.io Introduces IoT Data Platform for Discrete Manufacturing
6 March 2019, GlobeNewswire

Crate.io Accelerates Industry 4.0 and Manufacturing IIoT Initiatives on Azure with Microsoft Co-Sell Ready Status
13 December 2018, GlobeNewswire

Crate.io Releases Commercial Machine Data Platform
20 June 2018, LinuxInsider.com

Crate.io Launches Event Hub Connector to Move Data from Microsoft Azure IoT hub
24 September 2018, Database Trends and Applications

provided by Google News

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