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DBMS > IBM Db2 vs. jBASE vs. Nebula Graph vs. PostgreSQL vs. Stardog

System Properties Comparison IBM Db2 vs. jBASE vs. Nebula Graph vs. PostgreSQL vs. Stardog

Editorial information provided by DB-Engines
NameIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparisonjBASE  Xexclude from comparisonNebula Graph  Xexclude from comparisonPostgreSQL  Xexclude from comparisonStardog  Xexclude from comparison
DescriptionCommon in IBM host environments, 2 different versions for host and Windows/LinuxA robust multi-value DBMS comprising development tools and middlewareA distributed, linear scalable, high perfomant Graph DBMSWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLEnterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization
Primary database modelRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDBMultivalue DBMSGraph DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.Graph DBMS
RDF store
Secondary database modelsDocument store
RDF store infoin DB2 LUW (Linux, Unix, Windows)
Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score161.62
Rank#6  Overall
#5  Relational DBMS
Score2.17
Rank#123  Overall
#3  Multivalue DBMS
Score0.73
Rank#200  Overall
#18  Graph DBMS
Score555.06
Rank#4  Overall
#4  Relational DBMS
Score1.46
Rank#143  Overall
#11  Graph DBMS
#6  RDF stores
Websitewww.ibm.com/­analytics/­db2www.jbase.comgithub.com/­vesoft-inc/­nebula
nebula-graph.io
www.postgresql.orgwww.stardog.com
Technical documentationwww.ibm.com/­support/­knowledgecenter/­SSEPGGdocs.zumasys.com/­jbasedocs.nebula-graph.iowww.postgresql.org/­docs/­manualswww.stardog.com/­docs
DeveloperIBMZumasysVesoft Inc.PostgreSQL Global Development Group infowww.postgresql.org/­developerStardog-Union
Initial release1983 infohost version199120191989 info1989: Postgres, 1996: PostgreSQL2010
Current release12.1, October 20165.713.1, November 20207.3.0, May 2020
License infoCommercial or Open Sourcecommercial infofree version is availablecommercialOpen Source infoApache Version 2.0 + Common Clause 1.0Open Source infoBSDcommercial info60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students
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.
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Implementation languageC and C++C++CJava
Server operating systemsAIX
HP-UX
Linux
Solaris
Windows
z/OS
AIX
Linux
Windows
LinuxFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Linux
macOS
Windows
Data schemeyesschema-freeStrong typed schemayesschema-free and OWL/RDFS-schema support
Typing infopredefined data types such as float or dateyesoptionalyesyesyes
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.yesnoyes infospecific XML-type available, but no XML query functionality.no infoImport/export of XML data possible
Secondary indexesyesyes infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.yesyes infosupports real-time indexing in full-text and geospatial
SQL infoSupport of SQLyesEmbedded SQL for jBASE in BASICSQL-like query languageyes infostandard with numerous extensionsYes, compatible with all major SQL variants through dedicated BI/SQL Server
APIs and other access methodsADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
JDBC
ODBC
Proprietary protocol
RESTful HTTP API
SOAP-based API
Browser interface
console (shell)
Proprietary native API
Query language nGQL
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
GraphQL query language
HTTP API
Jena RDF API
OWL
RDF4J API
Sesame REST HTTP Protocol
SNARL
SPARQL
Spring Data
Stardog Studio
TinkerPop 3
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
.Net
Basic
Jabbascript
Java
C++
Go
Java
Python
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-side scripts infoStored proceduresyesyesuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.user defined functions and aggregates, HTTP Server extensions in Java
Triggersyesyesyesyes infovia event handlers
Partitioning methods infoMethods for storing different data on different nodesSharding infoonly with Windows/Unix/Linux VersionShardingShardingpartitioning by range, list and (since PostgreSQL 11) by hashnone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infowith separate tools (MQ, InfoSphere)yesCausal Clustering using Raft protocolSource-replica replication infoother methods possible by using 3rd party extensionsMulti-source replication in HA-Cluster
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency in HA-Cluster
Foreign keys infoReferential integrityyesnoyes infoRelationships in graphsyesyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesnoyes
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights can be defined down to the item levelRole-based access controlfine grained access rights according to SQL-standardAccess rights for users and roles
More information provided by the system vendor
IBM Db2 infoformerly named DB2 or IBM Database 2jBASENebula GraphPostgreSQLStardog
Specific characteristicsNebula Graph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Stardog is an Enterprise Knowledge Graph platform, uniquely combining graph storage...
» more
Competitive advantagesNebula Graph boasts the world's only graph database solution that is able to host...
» more
Stardog provides a full featureset to aid in data integration for your complex data....
» more
Typical application scenariosSocial networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Stardog is frequently used for: Anti-money laundering & fraud monitoring Customer...
» more
Key customersCurrently we have some top internet companies in China implementing Nebula Graph...
» more
Bosch, Dow Jones, Elsevier, Ericsson, Morgan Stanley, NASA, NIH, Nokia, Salesforce,...
» more
Market metricsAt our very early stage, Nebula Graph has already received 3.5k stars and thousands...
» more
Stardog's technology is based on ground-breaking research by our founders cited 10,000+...
» more
Licensing and pricing modelsNebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more
A fully-featured 60-day Trial license is available for those testing Stardog; contact...
» more
News

Nebula Operator: Automated the Nebula Graph cluster deployment and maintenance on K8s
25 November 2020

Practicing Graph Computation with GraphX in Nebula Graph
19 November 2020

Exploring the S&P 100 Index Stocks Using Graph Machine Learning
12 November 2020

Pick of the Week at Nebula Graph - Nebula Graph Studio V1.2.1-beta Has Been Released
6 November 2020

Nebula Graph v2.0.0-alpha Release Note
2 November 2020

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
IBM Db2 infoformerly named DB2 or IBM Database 2jBASENebula GraphPostgreSQLStardog
DB-Engines blog posts

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Conferences and events

PostgreSQL Online Trainings
Online Training Courses, 4 May 2020 - 11 December 2020

Recent citations in the news

IBM to deliver refurbished Db2 for the AI and cloud era
24 November 2020, TechTarget

Trinity Guard Unveils New Tools for Linux, Db2 for i
18 November 2020, IT Jungle

IBM urges infosec pros to patch DB2 for Windows, Cisco urges patches for Webex Meetings
20 November 2020, IT World Canada

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23 November 2020, ZDNet

provided by Google News

Zumasys Acquires jBASE Database
5 January 2015, Business Wire

Zumasys, Inc
5 March 2019, International Spectrum Magazine

provided by Google News

How to Track the Spread of a Global Pandemic Through a Graph Database (Based on a Real Case)
23 November 2020, hackernoon.com

The World's Most Capable Graph Database, Nebula Graph™, Debuts for Unmatched Big Data Analytics Discovery
29 June 2020, PR Web

Nebula Graph Joins Database Race
15 June 2020, Datanami

Nebula Graph Raises $8M in Series Pre-A Funding
15 June 2020, FinSMEs

Tracking the Spread of Coronavirus with Graph Databases
12 March 2020, Datanami

provided by Google News

Developers increasingly pair MongoDB with PostgreSQL, survey finds
3 November 2020, TechRepublic

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17 November 2020, DevOps.com

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