1 files changed, 5 insertions, 0 deletions
diff --git a/sql/item.h b/sql/item.h
index 6c41aa09f80..1e724e2aa93 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -1881,6 +1881,11 @@ public:
   { 
     return depended_from ? OUTER_REF_TABLE_BIT : (*ref)->used_tables(); 
   }
+  void update_used_tables() 
+  { 
+    if (!depended_from) 
+      (*ref)->update_used_tables(); 
+  }
   table_map not_null_tables() const { return (*ref)->not_null_tables(); }
   void set_result_field(Field *field)	{ result_field= field; }
   bool is_result_field() { return 1; }