Monday, February 16, 2015
The UNION operator combines two or more SELECT statements into one result set. The SELECT list must be the same in all queries, same columns, expressions, functions, and data types. All UNION queries can be replaced with a join query.
The query below combines the Customers select statement with with the Employees statement
Here is the result:
SELECT City,Address FROM Customers UNION SELECT City,Address FROM Employees
Here is the result:
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