1.创建一个新表,结构从旧表来
create table new_table like old_table
2.复制数据到新表
insert into crm_radacct
select * from radacct
where acctstoptime < '2011-11-01 00:00:00'
3.删除旧表的数据
delete from radacct
where acctstoptime < '2011-11-01 00:00:00'
4.清理数据库操作日志
cd /var/lib/mysql
mysql -u root -p
reset master;
5.查看mysql文件夹占用空间大小
du -h --max-depth=1 /var/lib/mysql
6.关闭数据库操作日志选项
vi /etc/my.cnf
注释log-bin=mysql-bin
service mysqld restart