ORDER BY 子句中的列必须包含在聚合函数或 GROUP BY 子句中。
slect * from table group by class,id order by id
slect * from table group by class,id order by class
2023-10-29 16:45:40
ORDER BY 子句中的列必须包含在聚合函数或 GROUP BY 子句中。
slect * from table group by class,id order by id
slect * from table group by class,id order by class
下一篇:删除数据库