removeMigration example

$migration->down($keepUserData);

            foreach ($migration->getSql() as $sql) {
                $this->connection->exec($sql);
            }
        } catch (Exception $e) {
            $this->markMigrationAsFailed($migration, $e);

            throw new RuntimeException(sprintf('Could not revert migration (%s). Error: %s ', \get_class($migration), $e->getMessage()));
        }

        $this->removeMigration($migration);
    }
}