Continuing from Episode #87, we take a deeper dive into virtual columns in Rails 5.1 and use them to parse JSON Data Types with adding indexes to the virtual column.

In Ruby on Rails 5.1.0, generated virtual column support was added for MySQL and MariaDB. Using generated and stored columns can leverage heavy calculations to the SQL side.

Using the Google Maps Javascript API, learn how to plot markers onto a map. Load markers and info windows through AJAX calls to your Rails JSON API.

Learn to create a multi-tenant application where access to tenants are determined by the subdomain.

Using the Geocoder gem and Google APIs, learn how to add some geolocation functionality to your application.