Pimcore\Backup::mysqlComplete PHP Method

    public function mysqlComplete()
    {
        $this->getArchive()->addFile(PIMCORE_SYSTEM_TEMP_DIRECTORY . "/backup-dump.sql", "dump.sql");
        // cleanup
        //unlink(PIMCORE_SYSTEM_TEMP_DIRECTORY . "/backup-dump.sql");
        return ["success" => true, "filesize" => $this->getFormattedFilesize()];
    }