MDL-81317 core_question: random questions broken after upgrade

cmegahan · Mar 21, 2024 · 012ac3d · 012ac3d
1 parent 66b1733
commit 012ac3d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/db/upgrade.php b/lib/db/upgrade.php
@@ -2283,7 +2283,7 @@ function xmldb_main_upgrade($oldversion) {
         // Create the base data for the random questions in the set_references table.
         // This covers most of the hard work in one go.
         $concat = $DB->sql_concat("'{\"questioncategoryid\":\"'", 'q.category', "'\",\"includingsubcategories\":\"'",
-            'qs.includingsubcategories', "'\"}'");
+            'COALESCE(qs.includingsubcategories, 0)', "'\"}'");
         $sql = <<<EOF
             INSERT INTO {question_set_references}
             (usingcontextid, component, questionarea, itemid, questionscontextid, filtercondition)