class BulkUploadError < ApplicationRecord belongs_to :bulk_upload scope :order_by_row, -> { order("row::integer ASC") } scope :order_by_cell, -> { order(Arel.sql("LPAD(cell, 10, '0')")) } scope :order_by_col, -> { order(Arel.sql("LPAD(col, 10, '0')")) } end