Reduce memory usage of get_all_exercise_results_by_course() by 60% - refs BT#12663

9 years ago · 6c4ebde3bf
parent 816a809da5
commit 6c4ebde3bf
1 changed files with 1 additions and 1 deletions
--- a/main/inc/lib/events.lib.inc.php
+++ b/main/inc/lib/events.lib.inc.php
@ -1115,7 +1115,7 @@ function get_all_exercise_results_by_course($course_code, $session_id = 0, $get_
        $list = array();
        while($row = Database::fetch_array($res,'ASSOC')) {
        	$list[$row['exe_id']] = $row;
-        	$sql = "SELECT * FROM $table_track_attempt WHERE exe_id = {$row['exe_id']}";
+        	$sql = "SELECT question_id, marks FROM $table_track_attempt WHERE exe_id = {$row['exe_id']}";
        	$res_question = Database::query($sql);
        	while($row_q = Database::fetch_array($res_question,'ASSOC')) {
        		$list[$row['exe_id']]['question_list'][$row_q['question_id']] = $row_q;