sql as
SELECT CustomerID AS ID, CustomerName AS Customer
sql as
-- AS is a keyword that allows you to rename a column or table using an alias
SELECT column_name AS 'Alias'
FROM table_name;
SQL FROM
FROM-Klausel
SELECT *
FROM tbl_produkte
WHERE price > 100
sql from
Specifies which table to select or delete data from.
Example: Selects data from the users table.
SELECT area_manager
FROM area_managers
WHERE EXISTS (SELECT ProductName FROM Products WHERE
area_manager_id = deals.area_manager_id AND Price < 20);
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