#!/usr/bin/bash

mysql "$@" -t -e '
SELECT table_schema AS `DB`,
       table_name AS `Table`, 
       round(((data_length + index_length) / 1048576), 2) `Size in MB`
  FROM information_schema.TABLES
  WHERE table_name NOT IN ("information_schema", "performance_schema")
  ORDER BY (data_length + index_length) DESC;
'