-class SqlSessionStoreSetup < ActiveRecord::Migration
+require "migrate"
+
+class SqlSessionStoreSetup < ActiveRecord::Migration[4.2]
def self.up
- create_table "sessions", :options => "ENGINE=InnoDB" do |t|
+ create_table "sessions" do |t|
t.column "session_id", :string
t.column "data", :text
t.column "created_at", :timestamp