| ⇢ | A | alpha2 added | |
| ⇢ | A | drop_columns added | |
| ⇢ | A | convert_old_permissions added |
| ⇢ | C | convert_old_permissions::convert_permissions() added | |
| ⇢ | A | alpha2::depends_on() added | |
| ⇢ | A | alpha2::update_data() added | |
| ⇢ | A | drop_columns::depends_on() added | |
| ⇢ | A | drop_columns::update_schema() added | |
| ⇢ | A | drop_columns::revert_schema() added | |
| ⇢ | A | convert_old_permissions::depends_on() added | |
| ⇢ | A | convert_old_permissions::revert_data() added | |
| ⇢ | A | convert_old_permissions::remove_permissions() added | |
| ⇢ | A | convert_old_permissions::update_data() added |