SQLite Database Browser is a free and open source GNU / Linux that will help you create, edit and work with SQL databases in a simple and intuitive way.
You can create the databases you want, each with their own tables, fully customizable. You can also edit the contents and make queries on them.
Once you have created qque your complete database can be exported to CSV or SQL file.
Thus, SQLite Database Browser becomes an ideal tool for anyone working with SQL databases.