mysql 查询数据库内各表的占用大小
select TABLE_NAME, concat(truncate(data_length/1024/1024,2),' MB') as data_size, concat(truncate(index_length/1024/1024,2),' MB') as index_size from information_schema.tables where TABLE_SCHEMA = 'acc_log' group by TABLE_NAME order by data_length desc;
贵有恒,何必三更起五更睡;最无益,只怕一日暴十寒