Liste toutes les tables d'une base et leur tailles en MySQL

SELECT 
    table_schema as `Database`, 
    table_name AS `Table`, 
    round(((data_length + index_length) / 1024 / 1024), 2) `Size in MB` 
FROM 
    information_schema.TABLES 
WHERE 
    table_schema = 'your_database_name'
ORDER BY 
    (data_length + index_length) DESC;

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