Add auto_increment attribute to primary key columns

LittleLemonDB.sql

@@ -19,7 +19,7 @@ USE `LittleLemonDB` ;
 -- Table `LittleLemonDB`.`Addresses`
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS `LittleLemonDB`.`Addresses` (
-  `AddressID` INT NOT NULL,
+  `AddressID` INT NOT NULL AUTO_INCREMENT,
   `Street` VARCHAR(255) NOT NULL,
   `PostalCode` VARCHAR(12) NOT NULL,
   `City` VARCHAR(255) NOT NULL,
@@ -32,7 +32,7 @@ ENGINE = InnoDB;
 -- Table `LittleLemonDB`.`Customers`
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS `LittleLemonDB`.`Customers` (
-  `CustomerID` INT NOT NULL,
+  `CustomerID` INT NOT NULL AUTO_INCREMENT,
   `FirstName` VARCHAR(255) NOT NULL,
   `LastName` VARCHAR(255) NOT NULL,
   `PhoneNumber` VARCHAR(45) NOT NULL,
@@ -52,7 +52,7 @@ ENGINE = InnoDB;
 -- Table `LittleLemonDB`.`Employees`
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS `LittleLemonDB`.`Employees` (
-  `EmployeeID` INT NOT NULL,
+  `EmployeeID` INT NOT NULL AUTO_INCREMENT,
   `FirstName` VARCHAR(255) NOT NULL,
   `LastName` VARCHAR(255) NOT NULL,
   `PhoneNumber` VARCHAR(45) NOT NULL,
@@ -74,7 +74,7 @@ ENGINE = InnoDB;
 -- Table `LittleLemonDB`.`Bookings`
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS `LittleLemonDB`.`Bookings` (
-  `BookingID` INT NOT NULL,
+  `BookingID` INT NOT NULL AUTO_INCREMENT,
   `Reserved` DATETIME NOT NULL,
   `TableNumber` INT NOT NULL,
   `CustomerID` INT NOT NULL,
@@ -99,7 +99,7 @@ ENGINE = InnoDB;
 -- Table `LittleLemonDB`.`MenuItems`
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS `LittleLemonDB`.`MenuItems` (
-  `MenuItemID` INT NOT NULL,
+  `MenuItemID` INT NOT NULL AUTO_INCREMENT,
   `Name` VARCHAR(255) NOT NULL,
   `Category` VARCHAR(255) NOT NULL,
   `Price` DECIMAL(6,2) NOT NULL,
@@ -112,7 +112,7 @@ ENGINE = InnoDB;
 -- Table `LittleLemonDB`.`Orders`
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS `LittleLemonDB`.`Orders` (
-  `OrderID` INT NOT NULL,
+  `OrderID` INT NOT NULL AUTO_INCREMENT,
   `Started` DATETIME NOT NULL,
   `Finished` DATETIME NULL,
   `BillAmount` DECIMAL(10,2) NULL,
@@ -131,7 +131,7 @@ ENGINE = InnoDB;
 -- Table `LittleLemonDB`.`OrderItems`
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS `LittleLemonDB`.`OrderItems` (
-  `OrderItemID` INT NOT NULL,
+  `OrderItemID` INT NOT NULL AUTO_INCREMENT,
   `Ordered` DATETIME NOT NULL,
   `Delivered` DATETIME NULL,
   `DeliveryStatus` VARCHAR(45) NOT NULL,