mysql sql statement notes finishing

use information_schema;

- Check your current database size

select concat(round(sum(data_length)/(1024*1024),2) + round(sum(index_length)/(1024*1024),2),'MB') as 'DB Size' from tables where table_schema='tspdata';

- view the data space occupied by size

select concat(round(sum(data_length)/(1024*1024),2),'MB') as 'DB Size' from tables where table_schema='tspdata';

- view the index space occupied by size

select concat(round(sum(index_length)/(1024*1024),2),'MB') as 'DB Size'  from tables where table_schema='tspdata';