WebNov 8, 2024 · Everything works fine apart of Salary query where It takes the salary from Orders (table) hence the sum of salary will increase with each sale. Not sure if my tables are connected properly with the foreign keys or something. Store Table. USE `mydb` ; CREATE TABLE IF NOT EXISTS `mydb`.`Store` ( `Store_ID` INT (5) UNSIGNED NOT NULL … WebYes - you have the Inventory which defines the InventoryID as the PK - and then you have two child tables for soft- and hardware which both act as "child" tables (a bit like an object inheritance in OOP) and they just need to reference the Inventory.InventoryID - that's all, there's no need for a FK from the inventory to the child tables, too - …
DELETE statement conflicted with the REFERENCE constraint
WebJan 28, 2024 · I'm trying to alter a table by the name inventory, adding a column named ProductCode of type int. This is syntax I am using and keep getting error in Microsoft SQL Server Management Studio: ALTER TABLE Inventory ADD ProductCode INT NOT NULL; ADD FOREIGN KEY (ProductCode) REFERENCES Product (ProductCode) … WebMay 29, 2024 · Ok, I've managed to convert the oracle procedure into mysql stored procedure, here is the working code: Code CREATE PROCEDURE `OnInventoryAdd` ( s_idProduct INT, s_idOrder INT, s_extenal_amount INT ) BEGIN DECLARE loop_counter INT DEFAULT s_extenal_amount; DECLARE done1, done2 BOOLEAN DEFAULT … small burning barrel
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WebThe inventory table contains one row for each copy of a given film in a given store. The inventory table refers to the film and store tables using foreign keys and is referred to by the rental table. Columns WebUsing cardinalities shown in the partial ER diagram, name the Foreign Key(s) (FK) that should be placed into the respective tables. If no foreign key is required in a table, then … WebMar 1, 2024 · The function reads two tables: the INVENTORY (one row per DVD) and RENTAL (one row per rent transaction). On INVENTORY we check only the presence of the INVENTORY_ID. On RENTAL we check the presence of the INVENTORY_ID and we also check the presence of a RETURN_DATE to know if it is back to the stock. Define the tests solving a piecewise function