gitlab-org--gitlab-foss/db/migrate/20180831164908_add_identifier_to_prometheus_metric.rb

# frozen_string_literal: true

class AddIdentifierToPrometheusMetric < ActiveRecord::Migration[4.2]
  include Gitlab::Database::MigrationHelpers

  DOWNTIME = false

  def change
    add_column :prometheus_metrics, :identifier, :string
  end
end
Import common metrics into database. This MR backports PrometheusMetric model to CE and adds: common, identifier to figure out what kind of metric is used. 2018-08-31 12:53:50 -04:00			`# frozen_string_literal: true`

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 2018-11-13 02:27:31 -05:00			`class AddIdentifierToPrometheusMetric < ActiveRecord::Migration[4.2]`
Import common metrics into database. This MR backports PrometheusMetric model to CE and adds: common, identifier to figure out what kind of metric is used. 2018-08-31 12:53:50 -04:00			`include Gitlab::Database::MigrationHelpers`

			`DOWNTIME = false`

			`def change`
Make `identifier:` unique 2018-09-05 10:48:46 -04:00			`add_column :prometheus_metrics, :identifier, :string`
Import common metrics into database. This MR backports PrometheusMetric model to CE and adds: common, identifier to figure out what kind of metric is used. 2018-08-31 12:53:50 -04:00			`end`
			`end`