startSetup(); $installer->getConnection()->changeColumn($this->getTable('sales_flat_quote_item'), 'weee_tax_applied', 'weee_tax_applied', 'text CHARACTER SET utf8' ); $installer->getConnection()->changeColumn($this->getTable('sales_flat_order_item'), 'weee_tax_applied', 'weee_tax_applied', 'text CHARACTER SET utf8' ); $installer->endSetup();