DB2

DB2 was introduced by IBM in 1983,is a Relational Database Management System (RDBMS).It refers to shift from prevalent hierarchical database model to the new relational model. As per IBM ,DB2 leads in terms of database market share and performance.

DB2 Products are offered for UNIX-based systems and personal computer operating systems, it trails Oracle’s database products in UNIX-based systems and Microsoft’s Access in Windows systems. Its databases can be accessed from any application program by using Microsoft’s Open Database Connectivity interface, the Java Database Connectivity, interface, or a CORBA interface broker.

DB2 products offered by IBM are UNIX-based Linux, HP-UX, Sun Solaris, and SCO UnixWare; and for its personal computer OS/2 operating system as well as for Microsoft’s Windows 2000 and earlier systems.

Features:

1.Designed to work exclusively on IBM mainframe platforms

2.Full-featured

3.High-performance database engine

4.capable of handling large quantities of data

5.concurrently serving many users