MySQL: obtenir la taille d'une base et des tables d'une base
Pour la base complète :
SELECT SUM5ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024)) AS `Size (MB)` FROM information_schema.TABLES WHERE TABLE_SCHEMA = "nom_table";
Pour chacune des tables :
SELECT TABLE_NAME AS `Table`, ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024) AS `Size (MB)` FROM information_schema.TABLES WHERE TABLE_SCHEMA = "nom_base" ORDER BY (DATA_LENGTH + INDEX_LENGTH) DESC;