MDL-58754 competency: Change query for DISTINCT COUNT

2017-05-02 14:49:11 +08:00
parent 75528e9305
commit 0c4220fba5
1 changed files with 2 additions and 1 deletions
@@ -676,7 +676,8 @@ class competency extends persistent {
    public static function share_same_framework(array $ids) {
        global $DB;
        list($insql, $params) = $DB->get_in_or_equal($ids);
-        return $DB->count_records_select(self::TABLE, "id $insql", $params, "COUNT(DISTINCT(competencyframeworkid))") == 1;
+        $sql = "SELECT COUNT('x') FROM (SELECT DISTINCT(competencyframeworkid) FROM {" . self::TABLE . "} WHERE id {$insql}) f";
+        return $DB->count_records_sql($sql, $params) == 1;
    }

    /**