Initial commit

db/migrate/20180516105035_improve_auth_model.rb

@@ -0,0 +1,16 @@
+# encoding: UTF-8
+# frozen_string_literal: true
+
+class ImproveAuthModel < ActiveRecord::Migration[4.2]
+  def change
+    change_column :authentications, :provider, :string, null: false, limit: 30
+    change_column :authentications, :uid, :string, null: false, limit: 255
+    change_column :authentications, :token, :string, null: true, limit: 1024
+    change_column :authentications, :member_id, :integer, null: false
+    change_column :authentications, :created_at, :datetime, null: false
+    change_column :authentications, :updated_at, :datetime, null: false
+    remove_index :authentications, column: %i[provider uid]
+    add_index :authentications, %i[provider uid], unique: true
+    add_index :authentications, %i[provider member_id], unique: true
+  end
+end