1 files changed, 6 insertions, 0 deletions
diff --git a/sql/item.h b/sql/item.h
index a49f9e8e5e4..ed20074a8da 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -818,6 +818,12 @@ public:
   void set_name_for_rollback(THD *thd, const char *str, uint length,
                              CHARSET_INFO *cs);
   void rename(char *new_name);
+  void share_name_with(Item *item)
+  {
+    name= item->name;
+    name_length= item->name_length;
+    is_autogenerated_name= item->is_autogenerated_name;
+  }
   void init_make_field(Send_field *tmp_field,enum enum_field_types type);
   virtual void cleanup();
   virtual void make_field(THD *thd, Send_field *field);