sql 查询结果自定义排序

sqlserver 使用case when then 语句来实现

select name from fruit
order by case name
    when \'Strawberry\' then 1
    when \'Banana\' then 2
    when \'Apple\' then 3
    else 4
end

oracle 使用decode实现

select * from table_example order by decode(class,\'C\',1,\'A\',2,\'D\',3,\'B\',4)