canvas-lms/db/migrate/20150306223518_add_account_...

9 lines
308 B
Ruby

class AddAccountReportsIndex < ActiveRecord::Migration[4.2]
tag :postdeploy
disable_ddl_transaction!
def change
add_index :account_reports, [:account_id, :report_type, :updated_at], order: { updated_at: :desc }, algorithm: :concurrently, name: 'index_account_reports_latest_per_account'
end
end