What are the advantages of mysql comparing with oracle?

MySql has many advantages in comparison to Oracle.

1 - MySql is Open source, which can be available any time

2 - MySql has no cost of development purpose.

3 - MySql has most of features , which oracle provides

4 - MySql day by day updating with new facilities.

5 - Good for small application.

6 - easy to learn and to become master.

7 - MySql has a good power these days.

even though MySql having so many advantages, Oracle is best database ever in Software development.