db/migrate/20200310133822_add_index_on_author_id_and_id_and_created_at_to_notes.rb


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# frozen_string_literal: true

class AddIndexOnAuthorIdAndIdAndCreatedAtToNotes < ActiveRecord::Migration[6.0]
  include Gitlab::Database::MigrationHelpers

  DOWNTIME = false

  disable_ddl_transaction!

  def up
    add_concurrent_index :notes, [:author_id, :created_at]
    remove_concurrent_index :notes, [:author_id]
  end

  def down
    add_concurrent_index :notes, [:author_id]
    remove_concurrent_index :notes, [:author_id, :created_at]
  end
end