| ⇢ | A | MigrateCommand::getMessages() added | |
| ⇢ | A | RollbackCommand::isValidVersion() added | |
| ⇢ | A | CreateMigrationCommand::setSequential() added | |
| B | ↗ | A | MigrateCommand::execute() improved |
| C | ↗ | B | CreateMigrationCommand::defineColumns() improved |
| C | ↗ | B | RollbackCommand::execute() improved |