use accounting;

alter table events 
  change column export_status export_status 
    enum('unexported','ok','filtered','failed') not null default 'unexported';

-- for event exporter
grant select on provisioning.* to exporter@localhost;
grant select on billing.* to exporter@localhost;
grant select, update on accounting.events to exporter@localhost;
grant select, insert, update on accounting.mark to exporter@localhost;