Scalr\Upgrade\Updates\Update20150610175922::run3 PHP Метод

    protected function run3($stage)
    {
        $this->console->out('Updating `scaling_metrics`.`account_id`; Deleting broken records.');
        $this->db->Execute("UPDATE `scaling_metrics` SET `account_id` = NULL WHERE `account_id` = 0");
        $affected = $this->db->Affected_Rows();
        $this->console->out("Updated {$affected} metrics.");
        $this->db->Execute("\n            DELETE FROM scaling_metrics\n            WHERE account_id > 0 AND NOT EXISTS (\n                SELECT 1 FROM clients\n                WHERE clients.id = scaling_metrics.account_id\n            )\n        ");
        $affected = $this->db->Affected_Rows();
        $this->console->out("Deleted {$affected} outdated metrics.");
    }