Get Size of Tables and Database in MySQL

Get size of a specific table in MySQL.

SELECT 
    table_name AS `Table_Name`, 
    round(((data_length + index_length) / 1024 / 1024), 2) `Table Size in MB` 
FROM 
    information_schema.TABLES 
WHERE 
    table_schema = '$DATABASE_NAME'
    AND table_name = '$TABLE_NAME';

Get size of all tables of a specific schema in MySQL.

SELECT 
    table_name AS `Table_Name`, 
    round(((data_length + index_length) / 1024 / 1024), 2) `Table Size in MB` 
FROM 
    information_schema.TABLES 
WHERE 
    table_schema = '$DATABASE_NAME';

Get size of all tables of all schemas in MySQL.

SELECT 
    table_name AS `Table_Name`, 
    round(((data_length + index_length) / 1024 / 1024), 2) `Table Size in MB` 
FROM 
    information_schema.TABLES
ORDER BY (data_length + index_length) DESC;

Get size of database in MySQL.

SELECT 
        table_schema "Schema Name",
        ROUND(SUM(data_length + index_length) / 1024 / 1024, 2) 'DataBase Size in MB' 
FROM 
     information_schema.tables 
GROUP BY table_schema;
Please Share