You can write User-Defined Functions (UDFs) and server plugins to extend the server of the .
In this manual, when we refer to User-Defined Functions, we are referring to C/C++ UDFs unless stated otherwise. Starting with version 5.1.0 of the Sybase CEP Server, you may also write user-defined functions by using CCL's CREATE FUNCTION statement. See the for information about CCL's CREATE FUNCTION statement.
This chapter also provides a conceptual overview of plugins. A detailed explanation of how to write a plugin is in Server Plugins.