getConnection()->addColumn($installer->getTable('salesrule/coupon_aggregated'), 'subtotal_amount_actual', "decimal(12,4) NOT NULL default '0.0000'"); $installer->getConnection()->addColumn($installer->getTable('salesrule/coupon_aggregated'), 'discount_amount_actual', "decimal(12,4) NOT NULL default '0.0000'"); $installer->getConnection()->addColumn($installer->getTable('salesrule/coupon_aggregated'), 'total_amount_actual', "decimal(12,4) NOT NULL default '0.0000'");