# Increase handler size to 16MB (consistent with events.payload) class ChangeHandlerToMediumText < ActiveRecord::Migration def up if mysql? change_column :delayed_jobs, :handler, :text, :limit => 16777215 end end def down if mysql? change_column :delayed_jobs, :handler, :text, :limit => 65535 end end def mysql? ActiveRecord::Base.connection.adapter_name =~ /mysql/i end end