mysql中常用的select语句记录

1:带条件查询，查询ID=2的数据

SELECT * FROM table WHERE ID = 2

2：查询前几条数据，如查询前2条数据

SELECT * FROM table LIMIT 2

 3:降序/升序查询 desc降序 asc是升序

SELECT * FROM table order by number desc

 4:更新

UPDATE musictable SET likeNumber = 110  where ID = 3