development:
  adapter: mysql2
  encoding: utf8
  reconnect: false
  database: rails_project
  pool: 5
  username: root
  password: root
  host : localhost
  socket: /var/run/mysqld/mysqld.sock
test:
  adapter: mysql2
  encoding: utf8
  reconnect: false
  database: rails_project
  pool: 5
  username: root
  password: root
  host : localhost
  socket: /var/run/mysqld/mysqld.sock
production:
  adapter: mysql2
  encoding: utf8
  reconnect: false
  database: rails_project
  pool: 5
  username: root
  password: root
  host : localhost
  socket: /var/run/mysqld/mysqld.sock

class DeviseCreateUsers < ActiveRecord::Migration
    def change
      create_table(:users) do |t|
      ## Database authenticatable
      t.string :email,              :null => false, :default => ""
      t.string :encrypted_password, :null => false, :default => ""

Assesment.new.questions ...