mysql的高级应用_mysql-sql高级应用
sql语言进阶典型操做order by- select * from play_list order bycreatetime;- select * from play_list order by bookedcount desc,createtime asc;order by 语句用于根据指定的列对结果集进行排序order by 语句默认按照升序对记录排序，使用desc则降序排序order ...
