數據庫中AS的使用意義

aS在數據庫中後面能夠起到一個別名的做用，這樣能夠方便給開發的人員的理解html   select username as 帳號 , password as 密碼, mingzi as 名字, zhengjianhao as 證件號, dianhua as 電話, zhuceriqi as 註冊日期, zhuangtai as 狀態,

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