Ignore to be removed columns

app/models/attestation.rb

@@ -1,4 +1,6 @@
 class Attestation < ApplicationRecord
+  self.ignored_columns = ['pdf']
+
   belongs_to :dossier
 
   has_one_attached :pdf

app/models/attestation_template.rb

@@ -1,4 +1,6 @@
 class AttestationTemplate < ApplicationRecord
+  self.ignored_columns = ['logo', 'signature']
+
   include ActionView::Helpers::NumberHelper
   include TagsSubstitutionConcern
 

app/models/commentaire.rb

@@ -1,4 +1,6 @@
 class Commentaire < ApplicationRecord
+  self.ignored_columns = ['file']
+
   belongs_to :dossier, inverse_of: :commentaires, touch: true
 
   belongs_to :user

app/models/procedure.rb

@@ -1,6 +1,8 @@
 require Rails.root.join('lib', 'percentile')
 
 class Procedure < ApplicationRecord
+  self.ignored_columns = ['logo']
+
   MAX_DUREE_CONSERVATION = 36
 
   has_many :types_de_champ, -> { root.public_only.ordered }, inverse_of: :procedure, dependent: :destroy