Remove the connection for this class. This will close the active connection and the defined connection (if they exist). The result can be used as an argument for establish_connection, for easily re-establishing the connection.
# File activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb, line 423 def remove_connection(klass) pool = @connection_pools[klass.name] return nil unless pool pool.automatic_reconnect = false pool.disconnect! pool.spec.config end