查询mysql单库的修改时间，大小

  select database_name,max(last_update) from mysql.innodb_table_stats group by database_name;

 

SELECT
TABLE_NAME,
UPDATE_TIME
FROM
INFORMATION_SCHEMA. TABLES
WHERE
TABLE_SCHEMA = '数据库名';

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 = '数据库名'
group by TABLE_NAME
order by data_length desc;

感谢老男孩郭导