DBMS > IBM Db2 warehouse vs. Oracle

System Properties Comparison IBM Db2 warehouse vs. Oracle

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Our visitors often compare IBM Db2 warehouse and Oracle with IBM Db2, Amazon Redshift and Netezza.

Editorial information provided by DB-Engines

Name

Description

Cloud-based data warehousing service

Widely used RDBMS

Primary database model

Relational DBMS

Secondary database models

Document store
Graph DBMS info

with Oracle Spatial and Graph
RDF store info

with Oracle Spatial and Graph

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Trend Chart

Score	1.84
Rank	#114	Overall
	#58	Relational DBMS

Score	1355.88
Rank	#1	Overall
	#1	Relational DBMS

Website

www.ibm.com/products/db2-warehouse

www.oracle.com/database

Technical documentation

docs.oracle.com/en/database

Developer

IBM

Oracle

Initial release

2014

1980

Current release

19c, February 2019

License

Commercial or Open Source

commercial

commercial info

restricted free version is available

Cloud-based only info

Only available as a cloud service

yes

DBaaS offerings (sponsored links) info

Database as a Service

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

Implementation language

C and C++

Server operating systems

hosted

AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS

Data scheme

yes

Schemaless in JSON and XML columns

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

yes

Secondary indexes

yes

SQL

Support of SQL

yes

with proprietary extensions

APIs and other access methods

.NET Client API
JDBC
ODBC
OLE DB

ODP.NET
Oracle Call Interface (OCI)
JDBC
ODBC

Supported programming languages

Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby

C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic

Server-side scripts info

Stored procedures

PL/SQL, SQL PL

PL/SQL

also stored procedures in Java possible

Triggers

yes

Partitioning methods info

Methods for storing different data on different nodes

Sharding

horizontal partitioning info

with the optional Oracle Partitioning

Replication methods info

Methods for redundantly storing data on multiple nodes

yes

Master-master replication
Master-slave replication

MapReduce

Offers an API for user-defined Map/Reduce methods

can be realized in PL/SQL

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys info

Referential integrity

yes

Transaction concepts info

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

ACID

isolation level can be parameterized

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

Version 12c introduced the new option 'Oracle Database In-Memory'

User concepts info

Access control

fine grained access rights according to SQL-standard

More information provided by the system vendor

Specific characteristics

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