MySQL got popular because it was the database of choice on PHP, while on Python that was Postgres (via psycopg2).
If the database of choice for Python wasn't Postgres, Heroku likely would stick with MySQL.
There were also other things that contributed to it, like for example purchase of Sun by Oracle and then stalling MySQL development.
MySQL got popular because it was the database of choice on PHP, while on Python that was Postgres (via psycopg2).
If the database of choice for Python wasn't Postgres, Heroku likely would stick with MySQL.
There were also other things that contributed to it, like for example purchase of Sun by Oracle and then stalling MySQL development.