The Oratcl extension is not part of the core Tcl/Tk package, but can be obtained for free at http://www.nyx.net/˜tpoindex. This chapter discusses Oratcl Version 2.5.

Oratcl provides access to Oracle, a commercial relational database from Oracle Corporation. Oratcl makes connecting to databases and manipulating relational data easy and convenient using the Tcl language.

Oratcl comes with sample applications and works with standard Tcl, Tk, and common extensions, including Extended Tcl.