不使用 AS

Created: November-22, 2018

此語法類似於使用 AS 關鍵字。我們不必使用 AS 關鍵字

CREATE TABLE AliasNameDemo (id INT,firstname VARCHAR(20),lastname VARCHAR(20)) 

INSERT INTO AliasNameDemo
VALUES      (1,'MyFirstName','MyLastName') 

SELECT FirstName +' '+ LastName FullName
FROM   AliasNameDemo