RelationalSchemaUpgradeState state = new RelationalSchemaUpgradeState(schema, null, null);
SchemaVersion version = new SchemaVersion();
RelationalSchemaUpgrade upgrade = new RelationalSchemaUpgrade();
SQLAppender origAppender = m_manager.getSQLAppender();
upgrade.addStep(step);
upgrade.setUpgrade(new Upgrade(null));
m_manager.setSQLAppender(
(writer == null) ? new SQLSchemaManager.SQLConnectionAppender(m_connection.getConnection())
: (SQLAppender)m_manager.new SQLWriterAppender(writer));