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WHERE city IS NULL;

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FROM Customers
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SELECT *
FROM Salespeople
WHERE city NOT IN ('London', 'San Jose');

:

SELECT *
FROM Salespeople
WHERE NOT city IN ('London', 'San Jose');

5.9.

=============== SQL Execution Log ============
| SELECT * |
| FROM Salespeople |
| WHERE city NOT IN ('London', 'San Jose'; |
| ==============================================|
| snum sname city comm |
| ------ ---------- ----------- ------- |
| 1003 Rifkin Barcelona 0.15 |
| 1007 Axelrod New York 0.10 |
===============================================

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