DB-EngineseXtremeDB: 5 9's high availability databaseEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > IBM Db2 vs. Microsoft SQL Server vs. OpenQM

System Properties Comparison IBM Db2 vs. Microsoft SQL Server vs. OpenQM

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparisonMicrosoft SQL Server  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparison
DescriptionCommon in IBM host environments, 2 different versions for host and Windows/LinuxMicrosofts relational DBMSQpenQM is a high-performance, self-tuning, multi-value DBMS
Primary database modelRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDBRelational DBMSMultivalue DBMS
Secondary database modelsDocument store
RDF store infoin DB2 LUW (Linux, Unix, Windows)
Document store
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score161.24
Rank#6  Overall
#5  Relational DBMS
Score1062.76
Rank#3  Overall
#3  Relational DBMS
Score0.38
Rank#244  Overall
#10  Multivalue DBMS
Websitewww.ibm.com/­analytics/­db2www.microsoft.com/­en-us/­sql-serverwww.openqm.com
Technical documentationwww.ibm.com/­support/­knowledgecenter/­SSEPGGdocs.microsoft.com/­en-US/­sql/­sql-serverwww.openqm.com/­support/­documentation
DeveloperIBMMicrosoftMartin Phillips
Initial release1983 infohost version19891993
Current release12.1, October 2016SQL Server 2019, November 20193.4-12
License infoCommercial or Open Sourcecommercial infofree version is availablecommercial inforestricted free version is availableOpen Source infoGPLv2, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and C++C++
Server operating systemsAIX
HP-UX
Linux
Solaris
Windows
z/OS
Linux
Windows
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeyesyesyes infowith some exceptions
Typing infopredefined data types such as float or dateyesyes
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.yesyes
Secondary indexesyesyesyes
SQL infoSupport of SQLyesyesno
APIs and other access methodsADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
ADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
C#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic
.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored proceduresyesTransact SQL, .NET languages, R, Python and (with SQL Server 2019) Javayes
Triggersyesyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoonly with Windows/Unix/Linux Versiontables can be distributed across several files (horizontal partitioning); sharding through federationyes
Replication methods infoMethods for redundantly storing data on multiple nodesyes infowith separate tools (MQ, InfoSphere)yes, but depending on the SQL-Server Editionyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardAccess rights can be defined down to the item level

More information provided by the system vendor

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.

Related products and services
3rd partiesGeneral SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more
Navicat Monitor is a safe, simple and agentless remote server monitoring tool for SQL Server and many other database management systems.
» more

Navicat for SQL Server gives you a fully graphical approach to database management and development.
» more

DBHawk: Secure access to SQL, NoSQL and Cloud databases with an all-in-one solution.
» more

General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
IBM Db2 infoformerly named DB2 or IBM Database 2Microsoft SQL ServerOpenQM infoalso called QM
DB-Engines blog posts

MySQL is the DBMS of the Year 2019
3 January 2020, Matthias Gelbmann, Paul Andlinger

The struggle for the hegemony in Oracle's database empire
2 May 2017, Paul Andlinger

Microsoft SQL Server is the DBMS of the Year
4 January 2017, Matthias Gelbmann, Paul Andlinger

show all

Recent citations in the news

Necessary For Adtech Then, Even Moreso For Enterprise Now
11 September 2020, The Next Platform

The Next Database Platform (Full Recording Available)
1 September 2020, The Next Platform

Four Hundred Monitor, September 2
2 September 2020, IT Jungle

iSeries DB2 Database Administrator - OneMain Financial
8 September 2020, Built In Chicago

Databases Stores, Cloud Storage And Services At Risk From Exposed Access Keys Finds New Research
15 September 2020, PRNewswire

provided by Google News

Hybrid Disaster Recovery Scenarios for SQL Server | Data Exposed - Microsoft
22 September 2020, Channel 9

SQL Server Transformation Market Growth by Top Companies, Region, Application, Driver, Trends and Forecasts by 2027
26 September 2020, Crypto Daily

An Introduction to Microsoft Hybrid SQL Server Solutions - Microsoft
15 September 2020, Channel 9

Repairing SQL Database Corruption with CHECKDB Repair? You Can Lose Your Data Forever
24 September 2020, Infosecurity Magazine

Deploying SQL Server 2019 in Kubernetes | Data Exposed - Microsoft
1 September 2020, Channel 9

provided by Google News

OpenQM
5 March 2019, International Spectrum Magazine

provided by Google News

Job opportunities

Jr. SQL Database Administrator
GOLDEN WOLF LLC, Remote

DB2 Database Administrator
State of Wisconsin, Dane County, WI

SR Level SQL DBA (Database Administrator)
XTIVIA, Remote

Apprentice DBA
XTIVIA, Remote

Entry Level to Senior Level Database Administrators
Agiletal, Herndon, VA

Sql Server Developer
SDH Systems, Redmond, WA

Jr. SQL Developer
Morine Technologies Inc, Bellevue, WA

MS SQL Server DBA 2
Spartan Technologies, Fort Washington, PA

Data Specialist (SQL Server, MSBI,COSMOS, Power BI)
Lenora Systems Inc, Redmond, WA

SQL Developer
Frontier Communications, Everett, WA

Software Developer
Rapid Response Monitoring, Syracuse, NY

Software Developer
Rapid Response Monitoring, Corona, CA

MVDashboard Software Developer
Applied Concepts, Richardson, TX

jobs by Indeed




Share this page

Featured Products

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Datastax Astra logo

Cassandra made easy in the cloud. Build cloud-native applications faster with CQL, REST and GraphQL APIs.
Try for Free.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Present your product here