Mysql select id 加上order by 后结果不一致

测试数据将近280万

1.SELECT id FROM cbbd ORDER BY id LIMIT 900000,10

2.SELECT id FROM cbbd  LIMIT 900000,10     错误原因?

3.SELECT  id FROM cbbd ORDER BY id  ASC LIMIT 900000,1     慢查询原因?

 

posted @ 2017-02-22 14:05  ~沐风  阅读(884)  评论(0编辑  收藏  举报