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DBMS > Dgraph vs. NuoDB vs. Oracle NoSQL vs. OrientDB vs. VelocityDB

System Properties Comparison Dgraph vs. NuoDB vs. Oracle NoSQL vs. OrientDB vs. VelocityDB

Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonNuoDB  Xexclude from comparisonOracle NoSQL  Xexclude from comparisonOrientDB  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionDistributed and scalable native Graph DBMSNuoDB is a webscale distributed database that supports SQL and ACID transactionsA multi-model, scalable, distributed NoSQL database, designed to provide highly reliable, flexible, and available data management across a configurable set of storage nodesMulti-model DBMS (Document, Graph, Key/Value)A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelGraph DBMSRelational DBMSDocument store
Key-value store
Relational DBMS
Document store
Graph DBMS
Key-value store
Graph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.53
Rank#164  Overall
#15  Graph DBMS
Score0.94
Rank#207  Overall
#96  Relational DBMS
Score3.26
Rank#101  Overall
#18  Document stores
#17  Key-value stores
#52  Relational DBMS
Score3.38
Rank#96  Overall
#17  Document stores
#6  Graph DBMS
#15  Key-value stores
Score0.08
Rank#362  Overall
#38  Graph DBMS
#15  Object oriented DBMS
Websitedgraph.iowww.3ds.com/­nuodb-distributed-sql-databasewww.oracle.com/­database/­nosql/­technologies/­nosqlorientdb.orgvelocitydb.com
Technical documentationdgraph.io/­docsdoc.nuodb.comdocs.oracle.com/­en/­database/­other-databases/­nosql-database/­index.htmlwww.orientdb.com/­docs/­last/­index.htmlvelocitydb.com/­UserGuide
DeveloperDgraph Labs, Inc.Dassault Systèmes infooriginally NuoDB, Inc.OracleOrientDB LTD; CallidusCloud; SAPVelocityDB Inc
Initial release20162013201120102011
Current release23.3, December 20233.2.29, March 20247.x
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infolimited edition freeOpen Source infoProprietary for Enterprise Edition (Oracle Database EE license has Oracle NoSQL database EE covered: details)Open Source infoApache version 2commercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++JavaJavaC#
Server operating systemsLinux
OS X
Windows
hosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
Linux
Solaris SPARC/x86
All OS with a Java JDK (>= JDK 6)Any that supports .NET
Data schemeschema-freeyesSupport Fixed schema and Schema-less deployment with the ability to interoperate between them.schema-free infoSchema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")yes
Typing infopredefined data types such as float or dateyesyesoptionalyesyes
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.nonononono
Secondary indexesyesyesyesyesyes
SQL infoSupport of SQLnoyesSQL-like DML and DDL statementsSQL-like query language, no joinsno
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
ADO.NET
JDBC
ODBC
RESTful HTTP APITinkerpop technology stack with Blueprints, Gremlin, Pipes
Java API
RESTful HTTP/JSON API
.Net
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
C
C#
Go
Java
JavaScript (Node.js)
Python
.Net
C
C#
C++
Clojure
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Scala
.Net
Server-side scripts infoStored proceduresnoJava, SQLnoJava, Javascriptno
TriggersnoyesnoHooksCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesyesdata is dynamically stored/cached on the nodes where it is read/writtenShardingShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via Raftyes infoManaged transparently by NuoDBElectable source-replica replication per shard. Support distributed global deployment with Multi-region table featureMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonowith Hadoop integrationno infocould be achieved with distributed queriesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency infodepending on configuration
Immediate Consistency
Foreign keys infoReferential integritynoyesnoyes inforelationship in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infotunable commit protocolconfigurable infoACID within a storage node (=shard)ACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoMVCCyesyesyes
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.yes infoTemporary tableyes infooff heap cacheyes
User concepts infoAccess controlno infoPlanned for future releasesStandard SQL roles/ privileges, Administrative UsersAccess rights for users and rolesAccess rights for users and roles; record level security configurableBased on Windows Authentication

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More resources
DgraphNuoDBOracle NoSQLOrientDBVelocityDB
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