db/migrate/20210818185548_add_tag_ids_index_to_ci_pending_build.rb


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# frozen_string_literal: true

class AddTagIdsIndexToCiPendingBuild < ActiveRecord::Migration[6.1]
  include Gitlab::Database::MigrationHelpers

  disable_ddl_transaction!

  INDEX_NAME = 'index_ci_pending_builds_on_tag_ids'

  def up
    add_concurrent_index(:ci_pending_builds, :tag_ids, name: INDEX_NAME, where: 'cardinality(tag_ids) > 0')
  end

  def down
    remove_concurrent_index_by_name(:ci_pending_builds, name: INDEX_NAME)
  end
end