17 lines
347 B
Ruby
17 lines
347 B
Ruby
class UpdateUserActivitiesUpdateAt < ActiveRecord::Migration
|
|
def up
|
|
count = UserActivity.all.count / 30 + 2
|
|
transaction do
|
|
for i in 1 ... count do i
|
|
UserActivity.page(i).per(30).each do |activity|
|
|
activity.updated_at = activity.created_at
|
|
activity.save
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def down
|
|
end
|
|
end
|