streams/Zotlabs/Update/_1201.php

<?php

namespace Zotlabs\Update;

class _1201
{

    public function run()
    {

        if (ACTIVE_DBTYPE == DBTYPE_MYSQL) {
            $r = q("ALTER TABLE item 
				DROP INDEX item_thread_top,
				ADD INDEX uid_item_thread_top (uid, item_thread_top),
				ADD INDEX uid_item_blocked (uid, item_blocked),
				ADD INDEX item_deleted_pending_remove_changed (item_deleted, item_pending_remove, changed)
			");

            if ($r) {
                return UPDATE_SUCCESS;
            }
            return UPDATE_FAILED;
        } else {
            return UPDATE_SUCCESS;
        }
    }
}