1) is not even valid in my opinion , if the shared host doesnt provide at least postgre , it is not worth it. The only reason to go with mysql is when one uses

1) is not even valid in my opinion , if the shared host doesnt provide at least postgre , it is not worth it. The only reason to go with mysql is when one uses a CMS that is tied to mysql ( wordpress for instance or several ecommerce scripts). Otherwise there is no need to stick to MYSQL.