MDL-67062 core_h5p: fix oracle distinct error

2020-02-27 13:12:52 +01:00
parent 9585a6fdf7
commit 770cfadd68
1 changed files with 6 additions and 4 deletions
@@ -82,10 +82,12 @@ class api {
    public static function get_dependent_libraries(int $libraryid): array {
        global $DB;

-        $sql = 'SELECT DISTINCT hl.*
-                  FROM {h5p_library_dependencies} hld
-                  JOIN {h5p_libraries} hl ON hl.id = hld.libraryid
-                 WHERE hld.requiredlibraryid = :libraryid';
+        $sql = 'SELECT *
+                  FROM {h5p_libraries}
+                 WHERE id IN (SELECT DISTINCT hl.id
+                                FROM {h5p_library_dependencies} hld
+                                JOIN {h5p_libraries} hl ON hl.id = hld.libraryid
+                               WHERE hld.requiredlibraryid = :libraryid)';
        $params = ['libraryid' => $libraryid];

        return $DB->get_records_sql($sql, $params);