| ⇢ | A | Version30704Date20200626072306 added | |
| A | ↛ | Version030702Date20200626072306 removed |
| ⇢ | B | Version30704Date20200626072306::changeSchema() added | |
| B | ↛ | Version030702Date20200626072306::changeSchema() removed | |
| A | ↛ | Version030702Date20200626072306::postSchemaChange(... removed | |
| A | ↛ | Version030702Date20200626072306::preSchemaChange() removed |