feat: solution

.gitignore

@@ -0,0 +1 @@
+.idea

task.sql

@@ -9,14 +9,29 @@ CREATE TABLE Countries (
     PRIMARY KEY (ID)
 );
 
-CREATE TABLE ProductInventory (
+CREAtE TABLE WarehouseInfo (
     ID INT,
-    ProductName VARCHAR(50),
-    WarehouseAmount INT,
     WarehouseName VARCHAR(50),
-    WarehouseAddress VARCHAR(50), 
+    WarehouseCity VARCHAR(50),
+    WarehouseStreet VARCHAR(50),
+    PRIMARY KEY (ID)
+);
+
+CREATE TABLE Products (
+    ID INT,
+    ProductName VARCHAR(50),
     CountryID INT,
-	FOREIGN KEY (CountryID) REFERENCES Countries(ID) ON DELETE NO ACTION,
+    FOREIGN KEY (CountryID) REFERENCES Countries(ID) ON DELETE NO ACTION,
+    PRIMARY KEY (ID)
+);
+
+CREATE TABLE ProductInventory (
+    ID INT,
+    ProductID INT,
+    WarehouseAmount INT,
+    WarehouseID INT,
+    FOREIGN KEY (WarehouseID) REFERENCES WarehouseInfo(ID) ON DELETE NO ACTION,
+    FOREIGN KEY (ProductID) REFERENCES Products(ID) ON DELETE NO ACTION,
     PRIMARY KEY (ID)
 );
 
@@ -26,8 +41,18 @@ INSERT INTO Countries (ID,Name)
 	VALUES (1, 'Country1');
 INSERT INTO Countries (ID,Name)
 	VALUES (2, 'Country2');
+
+INSERT INTO WarehouseInfo (ID, WarehouseName, WarehouseCity, WarehouseStreet)
+    VALUES (1, 'Warehouse-1', 'City-1','Street-1' );
+INSERT INTO WarehouseInfo (ID, WarehouseName, WarehouseCity, WarehouseStreet)
+    VALUES (2, 'Warehouse-2', 'City-2','Street-2' );
+
+INSERT INTO Products (ID, ProductName, CountryID)
+    VALUES (1, 'AwersomeProduct', 1);
+INSERT INTO Products (ID, ProductName, CountryID)
+    VALUES (2, 'AwersomeProduct', 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, 2, 1);
+INSERT INTO ProductInventory (ID, ProductID, WarehouseAmount, WarehouseID)
+    VALUES (2, 2, 5, 2);