Enterprise Architect - skill & experience

1. User (Role-Based) Security
User security is included in the Corporate, Business and Software Engineering, Systems Engineering and Ultimate editions. Trial users can enable user security on a project, by entering the following key: {C27378C8-6CD8-4efa-92F8-4E0E4F1A8B65}

Refer: http://www.sparxsystems.com/resources/corporate/

2. Create a project in Mysql DB

http://www.sparxsystems.com/enterprise_architect_user_guide/12/projects_and_teams/upsizingtomysql.html