startSetup(); $this->run(" ALTER TABLE `{$installer->getTable('sales_quote_item')}` MODIFY COLUMN `weight` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `discount_percent` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `discount_amount` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `tax_percent` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `tax_amount` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `row_total_with_discount` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `base_discount_amount` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `base_tax_amount` DECIMAL(12,4) DEFAULT '0.0000', MODIFY COLUMN `row_weight` DECIMAL(12,4) DEFAULT '0.0000'; "); $this->endSetup(); $this->installEntities();