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DBMS > Dgraph vs. JanusGraph vs. Microsoft SQL Server

System Properties Comparison Dgraph vs. JanusGraph vs. Microsoft SQL Server

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Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonJanusGraph infosuccessor of Titan  Xexclude from comparisonMicrosoft SQL Server  Xexclude from comparison
DescriptionDistributed and scalable native Graph DBMSA Graph DBMS optimized for distributed clusters infoIt was forked from the latest code base of Titan in January 2017Microsofts relational DBMS
Primary database modelGraph DBMSGraph DBMSRelational DBMS
Secondary database modelsDocument store
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.47
Rank#137  Overall
#9  Graph DBMS
Score2.02
Rank#124  Overall
#7  Graph DBMS
Score1075.87
Rank#3  Overall
#3  Relational DBMS
Websitedgraph.iojanusgraph.orgwww.microsoft.com/­en-us/­sql-server
Technical documentationdocs.dgraph.iodocs.janusgraph.orgdocs.microsoft.com/­en-ie/­sql/­sql-server/­sql-server-technical-documentation
DeveloperDgraph Labs, Inc.Linux Foundation; originally developed as Titan by AureliusMicrosoft
Initial release201620171989
Current release0.5.0, March 2020SQL Server 2019, November 2019
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache 2.0commercial inforestricted free version is available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoJavaC++
Server operating systemsLinux
OS X
Windows
Linux
OS X
Unix
Windows
Linux
Windows
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyesyesyes
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.nonoyes
Secondary indexesyesyesyes
SQL infoSupport of SQLnonoyes
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
Java API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
ADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Clojure
Java
Python
C#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic
Server-side scripts infoStored proceduresnoyesTransact SQL, .NET languages, R, Python and (with SQL Server 2019) Java
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesyesyes infodepending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)tables can be distributed across several files (horizontal partitioning); sharding through federation
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via Raftyesyes, but depending on the SQL-Server Edition
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infovia Faunus, a graph analytics engineno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integritynoyes infoRelationships in graphsyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcastyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlno infoPlanned for future releasesUser authentification and security via Rexster Graph Serverfine grained access rights according to SQL-standard
More information provided by the system vendor
DgraphJanusGraph infosuccessor of TitanMicrosoft SQL Server
Competitive advantagesHorizontally scalable transactional graph database with fast arbitrary-depth joins...
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More resources
DgraphJanusGraph infosuccessor of TitanMicrosoft SQL Server
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Recent citations in the news

Dgraph raises $11.5 million for scalable graph database solutions
31 July 2019, VentureBeat

Dgraph Labs Secures $11.5 Million in Latest Funding Round
31 July 2019, Database Trends and Applications

Future of Work 2020: Dgraph’s Karthic Rao reveals challenges that developers face
7 March 2020, YourStory

Key Value Database Market Challenges and Growth Factor By 2026| The Apache Software Foundation, Redis Labs, Aerospike
4 August 2020, Weekly Wall

Startup Dgraph Labs growing graph database technology
1 August 2019, TechTarget

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JanusGraph Picks Up Where TitanDB Left Off
13 January 2017, Datanami

What Is Graph Analytics, And Why Is It Important?
27 July 2020, Analytics Insight

What & why: Graph machine learning in distributed systems
16 March 2020, Ericsson

The year of the graph: Getting graphic, going native, reshaping the landscape
8 January 2018, ZDNet

Comcast, FireEye, Numberly Among Winners of 2019 Scylla User Awards
6 November 2019, GlobeNewswire

provided by Google News

How Resumable Indexes in SQL Server 2019 Makes Your Job Easier - Microsoft
4 August 2020, Channel 9

DH2i to Address How to Mitigate Microsoft SQL Server Costs Amidst Pandemic-Ravaged Budgets
28 July 2020, PRNewswire

Learning How to Transition Your SQL Server Skills to Azure SQL - Microsoft
6 August 2020, Channel 9

Understanding Columnstore Indexes in SQL Server
22 July 2020, Redmondmag.com

Benchmarking SQL Server and Azure SQL with WorkloadTools | Data Exposed - Microsoft
21 July 2020, Channel 9

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