Data Warehouse Database Management Systems

The data warehouse database management system (DBMS) market liders are:

- IBM DB2 Warehouse 9.5
- Microsoft SQL Server 2008
- Oracle Database 11g
- Teradata Enterprise Data Warehouse 12.0
- Sybase IQ
- Netezza Performance Server


The table below lists Worldwide Vendor Revenue Estimates from RDBMS Software, Based on Total Software Revenue, 2006 (Millions of Dollars).

Company	2006	2006 Market Share (%)	2005	2005 Market Share (%)	2005-2006 Growth (%)
Oracle	7,168.0	47.1	6,238.2	46.8	14.9
IBM	3,204.1	21.1	2,945.7	22.1	8.8
Microsoft	2,654.4	17.4	2,073.2	15.6	28.0
Teradata	494.2	3.2	467.6	3.5	5.7
Sybase	486.7	3.2	449.9	3.4	8.2
Other Vendors	1,206.3	7.9	1,149.0	8.6	5.0
Total	15,213.7	100.0	13,323.5	100.0	14.2

source: Gartner Dataquest (June 2007)

Comparing the table with the list we can see that the same database vendors offer software for relational database systems as well as for data warehouses.