I don't think that it's a script, but a dump containing SQL queries that will probably populate a database. If so:
It might work but don't expect it to work as there might be differences between Oracle and MySQL.
The command to load your SQL file is
You might have to pass a few options to mysql like the user and the database to use.
You can read more in the mysql manual (chapter backup and recovery). If you don't have it, I strongly suggest that you download it.