text: -- Where 1
  SELECT 
      p.name
  FROM
      product p
  WHERE
      p.Name LIKE '%mountain bike%';
      
      -- Where 2
      SELECT 
      c.FirstName
  FROM
      contact c
  WHERE
      c.FirstName LIKE 'y%';
  
  -- Order by 1
  SELECT 
      p.name, p.ListPrice
  FROM
      product p
  ORDER BY p.ListPrice DESC , p.name
  LIMIT 5;
  
  -- Operadores & joins 1
  SELECT 
      CONCAT(c.firstname, ' ', c.LastName)
  FROM
      contact c
  WHERE
      c.LastName LIKE 'johnson';
      
  -- Operadores & joins 2
  SELECT 
      p.name
  FROM
      product p
  WHERE
      (p.ListPrice < 150 AND p.color LIKE 'red')
          OR (p.ListPrice > 500
          AND p.color LIKE 'black');
  