DBMS > IBM Db2 vs. Stardog

System Properties Comparison IBM Db2 vs. Stardog

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Editorial information provided by DB-Engines

Name

Description

Common in IBM host environments, 2 different versions for host and Windows/Linux

Semantic graph DBMS, developed in Java

Primary database model

Relational DBMS info

Since Version 10.5 support for JSON/BSON documents compatible with MongoDB

Graph DBMS
RDF store

Secondary database models

Document store
RDF store info

in DB2 LUW (Linux, Unix, Windows)

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	174.14
Rank	#6	Overall
	#5	Relational DBMS

Score	0.73
Rank	#175	Overall
	#13	Graph DBMS
	#7	RDF stores

Website

www.ibm.com/analytics/us/en/db2

www.stardog.com

Technical documentation

www.ibm.com/support/knowledgecenter/SSEPGG

www.stardog.com/docs

Developer

IBM

Complexible Inc.

Initial release

1983

host version

2010

Current release

12.1, October 2016

4.2.4, March 2017

License

Commercial or Open Source

commercial info

free version is available

commercial info

Limited community edition free

Cloud-based only info

Only available as a cloud service

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

C and C++

Java

Server operating systems

AIX
HP-UX
Linux
Solaris
Windows
z/OS

All OS with a Java VM

Data scheme

yes

schema-free

Typing

predefined data types such as float or date

yes

XML support info

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

Import/export of XML data possible

Secondary indexes

yes

SQL

Support of SQL

yes

SPARQL is used as query language

APIs and other access methods

JSON style queries info

MongoDB compatible
XQuery
ADO.NET
JDBC
ODBC

HTTP API
OWL
SPARQL
Tinkerpop technology stack with Blueprints, Gremlin, Pipes

Supported programming languages

C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic

.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby

Server-side scripts info

Stored procedures

yes

Triggers

yes

via event handlers

Partitioning methods info

Methods for storing different data on different nodes

Sharding

only with Windows/Unix/Linux Version

none

Replication methods info

Methods for redundantly storing data on multiple nodes

yes

with separate tools (MQ, InfoSphere)

Master-master replication in HA-Cluster info

using Apache ZooKeeper

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency in HA-Cluster

Foreign keys info

Referential integrity

yes

relationships in graphs

Transaction concepts info

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency info

Support for concurrent manipulation of data

yes

Durability info

Support for making data persistent

yes

In-memory capabilities info

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts info

Access control

fine grained access rights according to SQL-standard

Access rights for users and roles

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