still fighting this one

db/migrate/20171106161235_change_ids_from_int_to_bigint.rb

@@ -1,41 +1,5 @@
 class ChangeIdsFromIntToBigint < ActiveRecord::Migration[5.1]
   def change
-    #### This needs to be defined because of the order of migrations ####
-    class PermissibleValue < ApplicationRecord
-
-      # Get the first PermissibleValue value using a category and key
-      def self.get_value(category, key)
-        PermissibleValue.where(category: category, key: key).first.try(:value)
-      end
-
-      # Get an array of PermissibleValue keys with the given category
-      def self.get_key_list(category, default=nil)
-        unless default.nil?
-          PermissibleValue.where(category: category, default: default).pluck(:key)
-        else
-          PermissibleValue.where(category: category).pluck(:key)
-        end
-      end
-
-      # Get a hash of PermissibleValue keys as they keys and values as values
-      def self.get_hash(category, default=nil)
-        unless default.nil?
-          Hash[PermissibleValue.where(category: category, default: default).pluck(:key, :value)]
-        else
-          Hash[PermissibleValue.where(category: category).pluck(:key, :value)]
-        end
-      end
-
-      # Get a hash of PermissibleValue values as the keys and keys as values
-      def self.get_inverted_hash(category, default=nil)
-        unless default.nil?
-          Hash[PermissibleValue.where(category: category, default: default).pluck(:value, :key)]
-        else
-          Hash[PermissibleValue.where(category: category).pluck(:value, :key)]
-        end
-      end
-    end
-    #### end model override ####
 
     db_models, db_habtms = map_models_to_tablenames
     non_ar_tables = (ActiveRecord::Base.connection.tables - db_models.keys - db_habtms)