1 files changed, 6 insertions, 0 deletions
diff --git a/sql/field.h b/sql/field.h
index e1b67d6acc1..9831745f971 100644
--- a/sql/field.h
+++ b/sql/field.h
@@ -5690,6 +5690,12 @@ public:
   }
   /* Used to make a clone of this object for ALTER/CREATE TABLE */
   Create_field *clone(MEM_ROOT *mem_root) const;
+  static void upgrade_data_types(List<Create_field> &list)
+  {
+    List_iterator<Create_field> it(list);
+    while (Create_field *f= it++)
+      f->type_handler()->Column_definition_implicit_upgrade(f);
+  }
 };