Solution

task.sql

@@ -1 +1,38 @@
-# Write your SQL code for the database creation here. Good luck! 
+CREATE DATABASE ShopDB;
+
+USE ShopDB;
+
+CREATE TABLE Products (
+    ProductID INT AUTO_INCREMENT,
+    Name VARCHAR(50),
+    Description VARCHAR(50),
+    Price DECIMAL(10,2),
+    WarehouseAmount INT,
+    PRIMARY KEY (ProductID)
+);
+
+CREATE TABLE Customers (
+    CustomerID INT AUTO_INCREMENT,
+    FirstName VARCHAR(50),
+    LastName VARCHAR(50),
+    Email VARCHAR(50),
+    Address VARCHAR(50),
+    PRIMARY KEY (CustomerID)
+);
+
+CREATE TABLE Orders (
+    OrderID INT AUTO_INCREMENT,
+    CustomerID INT NULL,
+    FOREIGN KEY (CustomerID) REFERENCES Customers(CustomerID) ON DELETE SET NULL,
+    Date DATE,
+    PRIMARY KEY (OrderID)
+);
+
+CREATE TABLE OrderItems (
+    OrderItemID INT AUTO_INCREMENT,
+    OrderID INT NULL,
+    FOREIGN KEY (OrderID) REFERENCES Orders(OrderID) ON DELETE SET NULL,
+    ProductID INT NULL,
+    FOREIGN KEY (ProductID) REFERENCES Products(ProductID) ON DELETE SET NULL,
+    PRIMARY KEY (OrderItemID)
+);