SQL Alias

You can give a table or a column another name by using an alias


Syntax 

SELECT column_name AS alias_name
FROM table_name AS alias_name


The "custmast" table

custcode	custname	city	qty	rate
1	Siva	Srivilliputtur	50	70
2	Bala	Sivakasi	30	56
3	Kanna	Madurai	100	200
4	Vijay	Chennai	30	30
5	Kodee	Sandnes	60	80
5	Kodee	Srivilliputtur	60	30

Example 


Select cm.custcode as Ccode,cm.custname as Cname from custmast as cm where cm.custcode=1


Output

Ccode	Cname
1	Siva