moodle/mod/quiz/db/postgres7.php

<?PHP // $Id$

function quiz_upgrade($oldversion) {
// This function does anything necessary to upgrade
// older versions to match current functionality

    global $CFG;

    if ($oldversion < 2003010100) {
        execute_sql(" ALTER TABLE {$CFG->prefix}quiz ADD review integer DEFAULT '0' NOT NULL AFTER `grademethod` ");
    }

    return true;
}

?>