查询mysql中所有数据库占用磁盘空间大小和单个库中所有表的大小_MySQL

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查询mysql中所有数据库占用磁盘空间大小和单个库中所有表的大小

 

Sql代码      

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 = 'wxsj_user'  

group by TABLE_NAME  

order by data_length desc;  

 

select TABLE_SCHEMA, concat(truncate(sum(data_length)/1024/1024,2),' MB') as data_size,  

concat(truncate(sum(index_length)/1024/1024,2),'MB') as index_size  

from information_schema.tables  

group by TABLE_SCHEMA  

order by data_length desc;  

 

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