《MysqL必读MysqL中查询所有数据库占用磁盘空间大小和单个库中所有表的大小的sql语句》要点:
本文介绍了MysqL必读MysqL中查询所有数据库占用磁盘空间大小和单个库中所有表的大小的sql语句,希望对您有用。如果有疑问,可以联系我们。
代码如下:
MysqL教程
select TABLE_SCHEMA,concat(truncate(sum(data_length)/1024/1024,2),' MB') as data_size,
concat(truncate(sum(index_length)/1024/1024,'MB') as index_size
from information_schema.tables
group by TABLE_SCHEMA
order by data_length desc;
代码如下:
MysqL教程
select TABLE_NAME,concat(truncate(data_length/1024/1024,
concat(truncate(index_length/1024/1024,' MB') as index_size
from information_schema.tables where TABLE_SCHEMA = 'TestDB'
group by TABLE_NAME
order by data_length desc;