sql exists
Checks for the existence of any record within the subquery, returning true if
one or more records are returned.
Example: Lists any dealerships with a deal finance percentage less than 10.
SELECT dealership_name
FROM dealerships
WHERE EXISTS (SELECT deal_name FROM deals WHERE
dealership_id = deals.dealership_id AND finance_
percentage < 10);exists in sql
SELECT SupplierName
FROM Suppliers
WHERE EXISTS (SELECT ProductName FROM Products WHERE Products.SupplierID = Suppliers.supplierID AND Price = 22);Copyright © 2021 Codeinu
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