目标表不可更新。
`DELIMITER $$
ALTER ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `po` AS
SELECT
`po_of_bom`.`Product_Name` AS `Product_Name`,
`po_of_bom`.`Component_Name` AS `Component_Name`,
`po_of_bom`.`Component_Barcode` AS `Component_Barcode`,
`po_of_bom`.`Manufacturer_Name` AS `Manufacturer_Name`,
`po_of_bom`.`PO No.` AS `PO Number`,
`po_of_bom`.`Order Status` AS `Order Status`,
`po_of_bom`.`QTY_of_parts_needed` AS `QTY_of_parts_needed`,
`po_of_bom`.`SumOfPrice_IN_U$` AS `SumOfPrice_IN_U$`,
`qty_in_stock`.`QTY_In_Stock` AS `QTY_In_Stock`
FROM (`qty_in_stock`
JOIN `po_of_bom`
ON ((`qty_in_stock`.`Component_Barcode_ID` = `po_of_bom`.`Component_Barcode`)))$$
DELIMITER ;`