Connection Management in ActiveRecord | Tenderlovemaking

Connection Management in ActiveRecord | Tenderlovemaking

Our basic requirements for dealing with a database connection are essentially the same as when dealing with files. We need to open our database connection, do some work with the connection (send and receive queries), and close the connection. We have these similarities, yet the API for dealing with database connections in ActiveRecord is vastly different. Let's look at how each of these steps are performed in ActiveRecord today.

Full article: http://tenderlovemaking.com/2011/10/20/connection-managem...