SQL语句之按in排序 |
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有时候我们需要按照in条件里的id顺序输出结果,可sql语句在不加order by的时候是按照asc排序的,下边的sql解决按照in条件顺序的id输出查询结果 mysql写法:
SELECT * FROM EVENT WHERE eventId IN(443,419,431,440,420,414,509) ORDER BY INSTR(',443,419,431,440,420,414,509,',CONCAT(',',eventId,','))
oracle写法:
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,')
Access: select * From 表 Where id in(1,5,3) order by instr(',1,5,3,',','&id&',') MSSQL: select * From 表 Where id in(1,5,3) order by charindex(','+rtrim(cast(id as varchar(10)))+',',',1,5,3,') MySQL: select * From 表 Where id in (1,5,3) order by instr(',1,5,3,',',CONCAT(',',id,',')) |
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