DDL Tool tab

Database
Lists all available databases.
DDL File
The name of the file that contains DDL statements.
Log File
File to write processing messages to. If not specified, a logfile is created in the current directory. In Windows environments, the default logfile name is based on the project name. .
Save DDL
The full path to and name of a file in which to save the converted DDL instead of writing it to the database.