데이터 1개만 가져올땐 컬럼부분에 서브쿼리 많이 써도 되지?

[임메아리(121.152)]

select

(select -- from ----) as data1,

(select -- from ----) as data5,

(select -- from ----) as data2,

(select -- from ----) as data3,

(select -- from ----) as data4

from

--- --

where

--- --

limit

1

[임메아리(121.152)]

속도 쾌적하겠지?