select name from order where oderid in（111,222,333,444,555,666）order by instr(‘111,222,333,444,555,666‘,orderid)
sqlserver写法：
Select * From Product Where id in (1,1588,15782,9887,54) Order By charindex(‘,‘+ id +‘,‘, ‘,1,1588,15782,9887,54,‘)
让sql语句不排序,按照in语句的顺序返回结果
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