Redmine 3.4.4

db/migrate/20150113213922_remove_users_mail.rb

@@ -0,0 +1,13 @@
+class RemoveUsersMail < ActiveRecord::Migration
+  def self.up
+    remove_column :users, :mail
+  end
+
+  def self.down
+    add_column :users, :mail, :string, :limit => 60, :default => '', :null => false
+
+    EmailAddress.where(:is_default => true).each do |a|
+      User.where(:id => a.user_id).update_all(:mail => a.address)
+    end
+  end
+end