working form

db/migrate/20160907102456_create_authors.rb

@@ -0,0 +1,10 @@
+class CreateAuthors < ActiveRecord::Migration[5.0]
+  def change
+    create_table :authors do |t|
+      t.string :name
+      t.string :unique_id
+
+      t.timestamps
+    end
+  end
+end