gitlab-org--gitlab-foss/db/migrate/20181106135939_add_index_to_deployments.rb
Jan Provaznik 0fc9f9d3e7 Add version 4.2 to all existing migrations
DB schema generated by a migration may look different in
rails 4 and 5 (because rails 5 may use different default values).
For this reason it's important to explicitly set for which rails
version a migration was written for.

See https://stackoverflow.com/questions/35929869/activerecordmigration-deprecation-warning-asks-for-rails-version-but-im-no/35930912#35930912
2018-11-22 13:18:28 +01:00

17 lines
374 B
Ruby

# frozen_string_literal: true
class AddIndexToDeployments < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_index :deployments, [:project_id, :status, :created_at]
end
def down
remove_concurrent_index :deployments, [:project_id, :status, :created_at]
end
end