gitlab-org--gitlab-foss/db/migrate/20191204070713_change_updat...

30 lines
901 B
Ruby

# frozen_string_literal: true
class ChangeUpdatedAtIndexAndAddIndexToIdOnDeployments < ActiveRecord::Migration[5.2]
include Gitlab::Database::MigrationHelpers
disable_ddl_transaction!
DOWNTIME = false
PROJECT_ID_INDEX_PARAMS = [[:project_id, :id], order: { id: :desc }]
OLD_UPDATED_AT_INDEX_PARAMS = [[:project_id, :updated_at]]
NEW_UPDATED_AT_INDEX_PARAMS = [[:project_id, :updated_at, :id], order: { updated_at: :desc, id: :desc }]
def up
add_concurrent_index :deployments, *NEW_UPDATED_AT_INDEX_PARAMS
remove_concurrent_index :deployments, *OLD_UPDATED_AT_INDEX_PARAMS
add_concurrent_index :deployments, *PROJECT_ID_INDEX_PARAMS
end
def down
add_concurrent_index :deployments, *OLD_UPDATED_AT_INDEX_PARAMS
remove_concurrent_index :deployments, *NEW_UPDATED_AT_INDEX_PARAMS
remove_concurrent_index :deployments, *PROJECT_ID_INDEX_PARAMS
end
end