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DBMS > Dgraph vs. Graphite vs. HEAVY.AI vs. RDFox vs. SpaceTime

System Properties Comparison Dgraph vs. Graphite vs. HEAVY.AI vs. RDFox vs. SpaceTime

Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonGraphite  Xexclude from comparisonHEAVY.AI infoFormerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022  Xexclude from comparisonRDFox  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionDistributed and scalable native Graph DBMSData logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperA high performance, column-oriented RDBMS, specifically developed to harness the massive parallelism of modern CPU and GPU hardwareHigh performance knowledge graph and semantic reasoning engineSpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelGraph DBMSTime Series DBMSRelational DBMSGraph DBMS
RDF store
Spatial DBMS
Secondary database modelsSpatial DBMSRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.39
Rank#154  Overall
#15  Graph DBMS
Score5.00
Rank#63  Overall
#4  Time Series DBMS
Score1.40
Rank#153  Overall
#71  Relational DBMS
Score0.23
Rank#296  Overall
#24  Graph DBMS
#13  RDF stores
Score0.00
Rank#388  Overall
#7  Spatial DBMS
Websitedgraph.iogithub.com/­graphite-project/­graphite-webgithub.com/­heavyai/­heavydb
www.heavy.ai
www.oxfordsemantic.techwww.mireo.com/­spacetime
Technical documentationdgraph.io/­docsgraphite.readthedocs.iodocs.heavy.aidocs.oxfordsemantic.tech
DeveloperDgraph Labs, Inc.Chris DavisHEAVY.AI, Inc.Oxford Semantic TechnologiesMireo
Initial release20162006201620172020
Current release5.10, January 20226.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache 2.0Open Source infoApache Version 2; enterprise edition availablecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoPythonC++ and CUDAC++C++
Server operating systemsLinux
OS X
Windows
Linux
Unix
LinuxLinux
macOS
Windows
Linux
Data schemeschema-freeyesyesyes infoRDF schemasyes
Typing infopredefined data types such as float or dateyesNumeric data onlyyesyesyes
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.nononono
Secondary indexesyesnonono
SQL infoSupport of SQLnonoyesnoA subset of ANSI SQL is implemented
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
HTTP API
Sockets
JDBC
ODBC
Thrift
Vega
RESTful HTTP API
SPARQL 1.1
RESTful HTTP API
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
JavaScript (Node.js)
Python
All languages supporting JDBC/ODBC/Thrift
Python
C
Java
C#
C++
Python
Server-side scripts infoStored proceduresnononono
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesyesnoneSharding infoRound robinFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via RaftnoneMulti-source replicationreplication via a shared file systemReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnonoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes infolockingyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlno infoPlanned for future releasesnofine grained access rights according to SQL-standardRoles, resources, and access typesyes

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More resources
DgraphGraphiteHEAVY.AI infoFormerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022RDFoxSpaceTime
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