调整

db/migrate/20190719062616_add_ip_for_user_actions.rb

@@ -1,10 +0,0 @@
-class AddIpForUserActions < ActiveRecord::Migration
-  def up
-    # add_column :user_actions, :ip, :string
-    #
-    # UserAgent.where("agent_type is null").update_all(:agent_type => 1)
-  end
-
-  def down
-  end
-end

db/migrate/20190719062617_add_ip_for_user_actions.rb

@@ -0,0 +1,10 @@
+class AddIpForUserActions < ActiveRecord::Migration
+  def up
+    add_column :user_actions, :ip, :string
+
+    UserAgent.where("agent_type is null").update_all(:agent_type => 1)
+  end
+
+  def down
+  end
+end