text: CREATE TABLE customers
  (
      id INT NOT NULL AUTO_INCREMENT,
      name VARCHAR(255),
      PRIMARY KEY (id)
  );
  
  CREATE TABLE points
  (
      customer_id INT NOT NULL,
      balance INT UNSIGNED,
      PRIMARY KEY (customer_id),
      FOREIGN KEY (customer_id) REFERENCES customers(id)
  );
  
  INSERT INTO customers (name) VALUES
      ('Denny'),
      ('Beverly'),
      ('Margaret'),
      ('Ruth'),
      ('Robert'),
      ('Kimberley'),
      ('Maria'),
      ('David'),
      ('Timothy'),
      ('Anthony'),
      ('Eugene');
  
  INSERT INTO points (customer_id, balance) VALUES
      (1, 591324),
      (2, 927442),
      (3, 531267),
      (4, 213084),
      (5, 264308),
      (6, 102120),
      (7, 901818),
      (8, 303751),
      (9, 113657),
      (10, 317366),
      (11, 302522);
  
  