$user = $userid ? "AND u.id = $userid" : "";
$sql = "SELECT u.id, u.id AS userid, g.grade AS rawgrade, g.timemodified AS dategraded, MAX(a.timefinish) AS datesubmitted
- FROM {$CFG->prefix}user u, {$CFG->prefix}quiz_grades g, {$CFG->prefix}quiz_attempts a
+ FROM {$CFG->prefix}user u, {$CFG->prefix}quiz_grades g, {$CFG->prefix}quiz_attempts a
WHERE u.id = g.userid AND g.quiz = {$quiz->id} AND a.quiz = g.quiz AND u.id = a.userid
- $user
+ $user
GROUP BY u.id, g.grade, g.timemodified";
return get_records_sql($sql);