Change column type from integer to string for facebook

Author: nalabjp

db/migrate/20171029071514_integer_to_string_on_service_group_id_and_event_id_in_event_histories.rb

@@ -0,0 +1,11 @@
+class IntegerToStringOnServiceGroupIdAndEventIdInEventHistories < ActiveRecord::Migration[5.0]
+  def up
+    change_column :event_histories, :service_group_id, :string, null: false
+    change_column :event_histories, :event_id, :string, null: false
+  end
+
+  def down
+    change_column :event_histories, :service_group_id, :integer, null: false
+    change_column :event_histories, :event_id, :integer, null: false
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20171029065909) do
+ActiveRecord::Schema.define(version: 20171029071514) do
 
   create_table "dojo_event_services", force: :cascade do |t|
     t.integer  "dojo_id",    null: false
@@ -38,8 +38,8 @@
     t.integer  "dojo_id",          null: false
     t.string   "dojo_name",        null: false
     t.string   "service_name",     null: false
-    t.integer  "service_group_id", null: false
-    t.integer  "event_id",         null: false
+    t.string   "service_group_id", null: false
+    t.string   "event_id",         null: false
     t.string   "event_url",        null: false
     t.integer  "participants",     null: false
     t.datetime "evented_at",       null: false