mirror of
https://github.com/discourse/discourse.git
synced 2024-12-30 08:33:45 +08:00
17 lines
395 B
Ruby
17 lines
395 B
Ruby
# frozen_string_literal: true
|
|
|
|
class AddHasMessagesToGroups < ActiveRecord::Migration[4.2]
|
|
def up
|
|
add_column :groups, :has_messages, :boolean, default: false, null: false
|
|
|
|
execute <<SQL
|
|
UPDATE groups g SET has_messages = true
|
|
WHERE exists(SELECT group_id FROM topic_allowed_groups WHERE group_id = g.id)
|
|
SQL
|
|
end
|
|
|
|
def down
|
|
remove_column :groups, :has_messages
|
|
end
|
|
end
|