Merge pull request #773 from openstax/sb/migration-for-studentflow-flag

add migration to remove newflow_feature_flag

db/migrate/20200311202045_update_settings_value_to_student_flow.rb

@@ -0,0 +1,8 @@
+class UpdateSettingsValueToStudentFlow < ActiveRecord::Migration[5.2]
+  def up
+    ActiveRecord::Base.connection.execute("delete from Settings where var = 'newflow_feature_flag'")
+  end
+
+  def down
+  end
+end

db/schema.rb

@@ -268,11 +268,7 @@
     t.text "return_to"
     t.jsonb "signed_data"
     t.boolean "is_partial_info_allowed", default: false, null: false
-    t.string "first_name", default: ""
-    t.string "last_name", default: ""
-    t.bigint "user_id"
     t.index ["contact_info_kind"], name: "index_pre_auth_states_on_contact_info_kind"
-    t.index ["user_id"], name: "index_pre_auth_states_on_user_id"
   end
 
   create_table "security_logs", id: :serial, force: :cascade do |t|