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NormalizationSolution #33

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NormalizationSolution #33

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d90fd87
NormalizationSolution
Kagerou4649 Jul 23, 2024
5783c22
NormalizationSolution2
Kagerou4649 Jul 23, 2024
d0e1dd6
criticalfix
Kagerou4649 Jul 23, 2024
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45 changes: 33 additions & 12 deletions task.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -5,29 +5,50 @@ USE ShopDB;

CREATE TABLE Countries (
ID INT,
Name VARCHAR(50),
Name VARCHAR(30),
PRIMARY KEY (ID)
);

CREATE TABLE ProductInventory (
ID INT,
ProductName VARCHAR(50),
WarehouseAmount INT,
WarehouseName VARCHAR(50),
WarehouseAddress VARCHAR(50),
CountryID INT,
CREATE TABLE Products (
ID INT AUTO_INCREMENT,
Name VARCHAR(30),
PRIMARY KEY(ID)
);

CREATE TABLE Warehouses (
ID INT AUTO_INCREMENT,
Name VARCHAR(30),
Address VARCHAR(50),
CountryID INT,
FOREIGN KEY (CountryID) REFERENCES Countries(ID) ON DELETE NO ACTION,
PRIMARY KEY (ID)
);

CREATE TABLE ProductInventory (
ID INT AUTO_INCREMENT,
ProductID INT,
FOREIGN KEY (ProductID) REFERENCES Products(ID) ON DELETE NO ACTION,
WarehouseAmount INT,
WarehouseID INT,
FOREIGN KEY (WarehouseID) REFERENCES Warehouses(ID) ON DELETE NO ACTION,
PRIMARY KEY (ID)
);
-- Populate test data

INSERT INTO Countries (ID,Name)
VALUES (1, 'Country1');
INSERT INTO Countries (ID,Name)
VALUES (2, 'Country2');

INSERT INTO Products (Name)
VALUES ('AwersomeProduct');

INSERT INTO Warehouses (Name, Address, CountryID)
VALUES ('Warehouse-1', 'City-1, Street-1', 1);
INSERT INTO Warehouses (Name, Address, CountryID)
VALUES ('Warehouse-2', 'City-2, Street-2', 2);

INSERT INTO ProductInventory (ID,ProductName,WarehouseAmount,WarehouseName,WarehouseAddress,CountryID)
VALUES (1, 'AwersomeProduct', 2, 'Warehouse-1', 'City-1, Street-1',1);
INSERT INTO ProductInventory (ID,ProductName,WarehouseAmount,WarehouseName,WarehouseAddress,CountryID)
VALUES (2, 'AwersomeProduct', 5, 'Warehouse-2', 'City-2, Street-2',2);
INSERT INTO ProductInventory (ID,ProductID,WarehouseAmount,WarehouseID)
VALUES (1, 1, 1, 2);
INSERT INTO ProductInventory (ID,ProductID,WarehouseAmount,WarehouseID)
VALUES (2, 1, 6, 2);
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Add Eof(End-of-file), need to add a blank line at the end

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