#切换到schema
use information_schema;
#查询数据量最大的30张表 并排序
select table_name,table_rows from tables order by table_rows desc limit 30;
#切换到schema
use information_schema;
#查询数据量最大的30张表 并排序
select table_name,table_rows from tables order by table_rows desc limit 30;