in query in sql

SELECT column_name(s)

FROM table_name

WHERE column_name IN (value1, value2, ...); 

SQL NOT IN operator is used to filter the result if the values that are mentioned as part of the IN operator is not satisfied. Let’s discuss in detail about SQL NOT IN operator.

Syntax:
SELECT Column(s) FROM table_name WHERE Column NOT IN (value1, value2... valueN);

SELECT * FROM Customers
WHERE Country='Mexico';

SELECT Id, FirstName, LastName, Country  FROM Customer WHERE Country IN        (SELECT Country           FROM Supplier)