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SELECT table_name AS "Table",
ROUND(((data_length + index_length) / 1024 / 1024), 2) AS "Size (MB)"
FROM information_schema.TABLES
WHERE table_schema = "database_name"
ORDER BY (data_length + index_length) DESC;
// replace database_name with your database
xxxxxxxxxx
SELECT table_schema AS "Database",
ROUND(SUM(data_length + index_length) / 1024 / 1024, 2) AS "Size (MB)"
FROM information_schema.TABLES
GROUP BY table_schema;
xxxxxxxxxx
SELECT table_schema "Data Base Name", sum( data_length + index_length ) / (1024 * 1024) "Data Base Size in MB" FROM information_schema.TABLES GROUP BY table_schema ;