|
class ChangeUserTimezoneEmptyToNil < ActiveRecord::Migration[4.2]
|
|
class FakeUser < ApplicationRecord
|
|
self.table_name = 'users'
|
|
end
|
|
|
|
def up
|
|
FakeUser.where(:timezone => '').update_all(:timezone => nil)
|
|
end
|
|
|
|
def down
|
|
# no action: we don't know which data should be '' and which nil
|
|
end
|
|
end
|
