programming-examples/9. Write a query to create a view that shows all of the customers who have the highest grade.sql at 1b608328baf5f72c658a15cb94abc29d7c044a10 - programming-examples - michuIT: Everything is code

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 /*9. Write a query to create a view that shows all of the customers who have the highest grade.*/
 CREATE VIEW highgrade
   AS SELECT *
   FROM customer
   WHERE grade =
     (SELECT MAX (grade)
      FROM customer);