canvas-lms/db/migrate/20110602202130_add_group_ro...

15 lines
426 B
Ruby

class AddGroupRootAccount < ActiveRecord::Migration
tag :predeploy
def self.up
add_column :groups, :root_account_id, :integer, :limit => 8
update("UPDATE #{Group.quoted_table_name} SET root_account_id = (SELECT COALESCE(accounts.root_account_id, accounts.id) FROM #{Account.quoted_table_name} WHERE groups.account_id = accounts.id)")
end
def self.down
remove_column :groups, :root_account_id
end
end