add survey

db/migrate/20171106110505_create_surveys.rb

@@ -0,0 +1,20 @@
+class CreateSurveys < ActiveRecord::Migration[5.1]
+  def change
+    create_table :surveys do |t|
+      t.string :dining_name
+      t.string :receipt_no
+      t.integer :shift_id
+      t.string :created_by
+      t.integer :child
+      t.integer :adult
+      t.integer :male
+      t.integer :female
+      t.json :foreigner
+      t.integer :local
+      t.integer :total_customer
+      t.decimal :total_amount
+
+      t.timestamps
+    end
+  end
+end