20181023144439_add_partial_index_for_legacy_successful_deployments.rb 498 Bytes
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# frozen_string_literal: true

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

  DOWNTIME = false
  INDEX_NAME = 'partial_index_deployments_for_legacy_successful_deployments'.freeze

  disable_ddl_transaction!

  def up
    add_concurrent_index(:deployments, :id, where: "finished_at IS NULL AND status = 2", name: INDEX_NAME)
  end

  def down
    remove_concurrent_index_by_name(:deployments, INDEX_NAME)
  end
end