getConnection()->addColumn($installer->getTable('sales/order'), 'shipping_incl_tax', 'decimal(12,4) NULL'); $installer->getConnection()->addColumn($installer->getTable('sales/order'), 'base_shipping_incl_tax', 'decimal(12,4) NULL'); $installer->getConnection()->addColumn($installer->getTable('sales/invoice'), 'shipping_incl_tax', 'decimal(12,4) NULL'); $installer->getConnection()->addColumn($installer->getTable('sales/invoice'), 'base_shipping_incl_tax', 'decimal(12,4) NULL'); $installer->getConnection()->addColumn($installer->getTable('sales/creditmemo'), 'shipping_incl_tax', 'decimal(12,4) NULL'); $installer->getConnection()->addColumn($installer->getTable('sales/creditmemo'), 'base_shipping_incl_tax', 'decimal(12,4) NULL'); $installer->getConnection()->addColumn($installer->getTable('sales/quote_address'), 'shipping_incl_tax', 'decimal(12,4) NULL'); $installer->getConnection()->addColumn($installer->getTable('sales/quote_address'), 'base_shipping_incl_tax', 'decimal(12,4) NULL');