+--------------------------------------------+
| Catalog Diff Report                        |
+--------------------------------------------+
Table `grtdiff_alter_test`.`table2` was modified
  foreign keys:
  __
Table `grtdiff_alter_test`.`table2` was modified
  indices:
  - added index fk_table2_table1 with columns: t1
  __
  foreign keys:
  - added foreign key fk_table2_table1 with columns: t1, referred table: table1 with columns: idtable1
    - action on update: NO ACTION
    - action on delete: NO ACTION
  __
----------------------------------------------
End of MySQL Workbench Report