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DBMS > Blazegraph vs. H2

System Properties Comparison Blazegraph vs. H2

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Editorial information provided by DB-Engines
NameBlazegraph  Xexclude from comparisonH2  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.Full-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.
Primary database modelGraph DBMS
RDF store
Relational DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.86
Rank#190  Overall
#17  Graph DBMS
#8  RDF stores
Score9.81
Rank#51  Overall
#31  Relational DBMS
Websiteblazegraph.comwww.h2database.com
Technical documentationwiki.blazegraph.comwww.h2database.com/­html/­main.html
DeveloperBlazegraphThomas Mueller
Initial release20062005
Current release2.1.5, March 20192.1.210, January 2022
License infoCommercial or Open SourceOpen Source infoextended commercial license availableOpen Source infodual-licence (Mozilla public license, Eclipse public license)
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJava
Server operating systemsLinux
OS X
Windows
All OS with a Java VM
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyes infoRDF literal typesyes
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.no
Secondary indexesyesyes
SQL infoSupport of SQLSPARQL is used as query languageyes
APIs and other access methodsJava API
RESTful HTTP API
SPARQL QUERY
SPARQL UPDATE
TinkerPop 3
JDBC
ODBC
Supported programming languages.Net
C
C++
Java
JavaScript
PHP
Python
Ruby
Java
Server-side scripts infoStored proceduresyesJava Stored Procedures and User-Defined Functions
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesWith clustering: 2 database servers on different computers operate on identical copies of a database
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configurationImmediate Consistency
Foreign keys infoReferential integrityyes infoRelationships in Graphsyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)
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.yes
User concepts infoAccess controlSecurity and Authentication via Web Application Container (Tomcat, Jetty)fine grained access rights according to SQL-standard

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More resources
BlazegraphH2
Recent citations in the news

GPU Database Market 2022-2028 | Growth, Size, Shares, Revenue, Types, Applications, Key Players, Top Countries, Growing Factors, Key Dynamics, Emerging Technologies
3 August 2022, GlobeNewswire

A curated, ontology-based, large-scale knowledge graph of artificial intelligence tasks and benchmarks | Scientific Data
17 June 2022, Nature.com

GPU Database Market 2022-2028 | Growth, Size, Shares, Revenue, Types, Applications, Key Players, Top Coun
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Back to the future: Does graph database success hang on query language?
5 March 2018, ZDNet

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28 July 2022, openPR

provided by Google News



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