streams/Zotlabs/Update/_1002.php

<?php

namespace Zotlabs\Update;

class _1002
{
    public function run()
    {
        $r = q("ALTER TABLE `event` CHANGE `account` `aid` INT( 10 ) UNSIGNED NOT NULL DEFAULT '0'");
        $r2 = q("alter table `event` drop index `account`, add index (`aid`)");

        q("drop table contact");
        q("drop table deliverq");

        if ($r && $r2) {
            return UPDATE_SUCCESS;
        }
        return UPDATE_FAILED;
    }
}