§ SQL aliases are used to temporarily rename a table or a column heading. § Basically aliases are created to make column names more readable. Syntax for Columns SELECT column_name AS alias_name FROM table_name Syntax for Tables SELECT column_name ( s ) FROM table_name AS alias_name ; Here is a SQL statement with alias § Example SELECT o . OrderID , o . OrderDate , c . CustomerName FROM Customers AS c , Orders AS o WHERE c . CustomerName = ’Around the Horn’ AND c . CustomerID = o . CustomerID ; The same SQL statement without aliases: § Example SELECT Orders . OrderID , Orders . OrderDate , Customers . CustomerName FROM Customers , Orders WHERE Customers . CustomerName = "Around the Horn" AND Customers . CustomerID = Orders . CustomerID ; <<Prev ...
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