After you create a Custom transformation, you generate the source code files. The Designer generates file names in lower case.
To generate the code for a Custom transformation procedure:
In the Transformation Developer, select the transformation and click Transformation > Generate Code.
Select the procedure you just created. The Designer lists the procedures as <module_name>.<procedure_name>.
In the Union example, select UnionDemo.Union.
Specify the directory where you want to generate the files, and click Generate.
In the Union example, select <client_installation_directory>/TX.
The Designer creates a subdirectory, <module_name>, in the directory you specified. In the Union example, the Designer creates <client_installation_directory>/TX/UnionDemo. It also creates the following files: