如何让SQL语句不执行默认排序，而是按照in语句的顺序返回结果

Oracle:

select name from order where order_id in（'','','','','',''）order by instr('111,222,333,444,555,666',order_id);

Mysql:

select name from order where order_id in ('','','','','','') order by instr(',111,222,333,444,555,666,',CONCAT(',',order_id,','));

摘自：https://blog.csdn.net/u011884440/article/details/70510805