programming-examples/Write a SQL statement which selects the highest grade for each of the cities of the customers.sql at 8c9a19ec973ef9202f91fbd4a0e90d57b243f5b4 - programming-examples - michuIT: Everything is code

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 /*Write a SQL statement which selects the highest grade for each of the cities of the customers.*/
 SELECT city,MAX(grade)
 FROM customer
 GROUP BY city;