db/migrate/20170504182103_add_index_project_group_links_group_id.rb


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# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.

class AddIndexProjectGroupLinksGroupId < ActiveRecord::Migration
  include Gitlab::Database::MigrationHelpers

  # Set this constant to true if this migration requires downtime.
  DOWNTIME = false

  disable_ddl_transaction!

  def up
    add_concurrent_index :project_group_links, :group_id
  end

  def down
    remove_concurrent_index :project_group_links, :group_id
  end
end