select
case 代码
when 1 then '博士'
when 2 then '硕士'
when 3 then '学士'
end as '名称'
from [编码表]
select
case
when 1 then '博士'
when 2 then '硕士'
when 3 then '学士'
end as '学位'
from [编码表]
select * case 代码
when '1' then '博士'
when '2' then '硕士'
when '3' then '学士'
end as 名称
select case 学号代码 when 1 then '博士' when 2 then '硕士' when 3 then '学士' end from 表名