osem-fcy/db/migrate/20160815140302_add_index_to_event_schedule.rb
Ana f0a7f3c59b Validation in EventSchedule
Validation to avoid scheduling the same event twice for the same schedule.
2016-08-15 16:10:57 +02:00

5 lines
151 B
Ruby

class AddIndexToEventSchedule < ActiveRecord::Migration
def change
add_index :event_schedules, [:event_id, :schedule_id], unique: true
end
end