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Obtenir la taille des bases MySQL/MariaDB

26 novembre 2020    
SELECT
	COUNT(*) AS Total_Table_Count
	,table_schema
	,CONCAT(ROUND(SUM(table_rows)/1000000,2),'M') AS Total_Row_Count
	,CONCAT(ROUND(SUM(data_length)/(1024*1024*1024),2),'G') AS Total_Table_Size
	,CONCAT(ROUND(SUM(index_length)/(1024*1024*1024),2),'G') AS Total_Table_Index
	,CONCAT(ROUND(SUM(data_length+index_length)/(1024*1024*1024),2),'G') Total_Size
FROM information_schema.TABLES
GROUP BY table_schema
ORDER BY SUM(data_length+index_length);