diff --git a/task.sql b/task.sql index 0a66d93..5756fb8 100644 --- a/task.sql +++ b/task.sql @@ -1 +1,44 @@ # Write your SQL code for the database creation here. Good luck! + +-- 1. Create the ShopDB database +CREATE DATABASE IF NOT EXISTS ShopDB; +USE ShopDB; + +-- 2. Create Products table +CREATE TABLE IF NOT EXISTS Products ( + ID INT NOT NULL AUTO_INCREMENT, + Name VARCHAR(50) NOT NULL, + Description VARCHAR(100) NOT NULL, + Price INT NOT NULL, + WarehouseAmount INT NOT NULL, + PRIMARY KEY (ID) +); + +-- 3. Create Customers table +CREATE TABLE IF NOT EXISTS Customers ( + ID INT NOT NULL AUTO_INCREMENT, + FirstName VARCHAR(50) NOT NULL, + LastName VARCHAR(50) NOT NULL, + Email VARCHAR(100) NOT NULL, + Address VARCHAR(100) NOT NULL, + PRIMARY KEY (ID) +); + +-- 4. Create Orders table (FK → Customers) +CREATE TABLE IF NOT EXISTS Orders ( + ID INT NOT NULL AUTO_INCREMENT, + CustomerID INT, + Date DATE NOT NULL, + PRIMARY KEY (ID), + FOREIGN KEY (CustomerID) REFERENCES Customers(ID) ON DELETE SET NULL +); + +-- 5. Create OrderItems table (FK → Orders, FK → Products) +CREATE TABLE IF NOT EXISTS OrderItems ( + ID INT NOT NULL AUTO_INCREMENT, + OrderID INT, + ProductID INT, + PRIMARY KEY (ID), + FOREIGN KEY (OrderID) REFERENCES Orders(ID) ON DELETE SET NULL, + FOREIGN KEY (ProductID) REFERENCES Products(ID) ON DELETE SET NULL +);