db/migrate/20170127032550_remove_backlog_lists_from_boards.rb


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class RemoveBacklogListsFromBoards < ActiveRecord::Migration[4.2]
  DOWNTIME = false

  def up
    execute <<-SQL
      DELETE FROM lists WHERE list_type = 0;
    SQL
  end

  def down
    execute <<-SQL
      INSERT INTO lists (board_id, list_type, created_at, updated_at)
      SELECT boards.id, 0, NOW(), NOW()
      FROM boards;
    SQL
  end
end