IBM DB2 User Manual

v DB2 Command Reference, which explains how to run commands
If you will be using data sharing, you need DB2 Data Sharing: Planning and
Administration, which describes how to plan for and implement data sharing.
Additional information about system and database administration can be found in
DB2 Messages and DB2 Codes, which list messages and codes issued by DB2, with
explanations and suggested responses.
Diagnosis
Diagnosticians detect and describe errors in the DB2 program. They might also
recommend or apply a remedy. The documentation for this task is in DB2 Diagnosis
Guide and Reference, DB2 Messages, and DB2 Codes.
How to use the DB2 library 509

IBM DB2 Specifications

General

Developer	IBM
Initial Release	1983
License	Proprietary
Written in	C, C++
Category	Database Management System (RDBMS)
Operating System	Linux, Windows
Programming Languages	C, C++
Data Models	Relational
Editions	Community, Standard, Advanced
Key Features	high availability, scalability