You should use this book if you want to develop programs on one of the currently supported platforms for DB2 Universal Database Version 6.1. The book describes how your programs can manage DB2 databases with DB2 APIs, and can access DB2 databases with DB2 CLI, embedded SQL, SQLJ, and JDBC.
In order to use this book, you should know one or more of the supported programming languages on the platform you will be using. These languages are listed in "Supported Software by Platform".