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DBMS > Dgraph vs. LokiJS vs. NuoDB vs. Oracle NoSQL vs. Yaacomo

System Properties Comparison Dgraph vs. LokiJS vs. NuoDB vs. Oracle NoSQL vs. Yaacomo

Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonLokiJS  Xexclude from comparisonNuoDB  Xexclude from comparisonOracle NoSQL  Xexclude from comparisonYaacomo  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionDistributed and scalable native Graph DBMSIn-memory JavaScript 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 nodesOpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelGraph DBMSDocument storeRelational DBMSDocument store
Key-value store
Relational DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.48
Rank#158  Overall
#15  Graph DBMS
Score0.48
Rank#262  Overall
#42  Document stores
Score0.99
Rank#195  Overall
#92  Relational DBMS
Score2.96
Rank#103  Overall
#18  Document stores
#17  Key-value stores
#52  Relational DBMS
Websitedgraph.iogithub.com/­techfort/­LokiJSwww.3ds.com/­nuodb-distributed-sql-databasewww.oracle.com/­database/­nosql/­technologies/­nosqlyaacomo.com
Technical documentationdgraph.io/­docstechfort.github.io/­LokiJSdoc.nuodb.comdocs.oracle.com/­en/­database/­other-databases/­nosql-database/­index.html
DeveloperDgraph Labs, Inc.Dassault Systèmes infooriginally NuoDB, Inc.OracleQ2WEB GmbH
Initial release20162014201320112009
Current release23.3, December 2023
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Sourcecommercial infolimited edition freeOpen Source infoProprietary for Enterprise Edition (Oracle Database EE license has Oracle NoSQL database EE covered: details)commercial
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 languageGoJavaScriptC++Java
Server operating systemsLinux
OS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)hosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
Linux
Solaris SPARC/x86
Android
Linux
Windows
Data schemeschema-freeschema-freeyesSupport Fixed schema and Schema-less deployment with the ability to interoperate between them.yes
Typing infopredefined data types such as float or dateyesnoyesoptionalyes
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 indexesyesyes infovia viewsyesyesyes
SQL infoSupport of SQLnonoyesSQL-like DML and DDL statementsyes
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
JavaScript APIADO.NET
JDBC
ODBC
RESTful HTTP APIJDBC
ODBC
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
JavaScript.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
C
C#
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnoView functions in JavaScriptJava, SQLno
Triggersnoyesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesyesnonedata is dynamically stored/cached on the nodes where it is read/writtenShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via Raftnoneyes infoManaged transparently by NuoDBElectable source-replica replication per shard. Support distributed global deployment with Multi-region table featureSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnowith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate ConsistencyEventual Consistency
Immediate Consistency infodepending on configuration
Immediate Consistency
Foreign keys infoReferential integritynonoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoatomic operations within a single collection possibleACID infotunable commit protocolconfigurable infoACID within a storage node (=shard)ACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoMVCCyesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoTemporary tableyes infooff heap cacheyes
User concepts infoAccess controlno infoPlanned for future releasesnoStandard SQL roles/ privileges, Administrative UsersAccess rights for users and rolesfine grained access rights according to SQL-standard

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More resources
DgraphLokiJSNuoDBOracle NoSQLYaacomo
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Recent citations in the news

Dgraph on AWS: Setting up a horizontally scalable graph database | Amazon Web Services
1 September 2020, AWS Blog

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25 November 2020, Dassault Systèmes

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