查看MySQL数据库各表大小,table_schema=数据库名称:
SELECT t.table_name, concat(round(t.data_len / 1024 / 1024, 2),'MB') data_len FROM ( SELECT '总共' table_name, SUM(DATA_LENGTH) data_len FROM information_schema.TABLES WHERE table_schema = 'dtoa' UNION ALL SELECT table_name, DATA_LENGTH data_len FROM information_schema.TABLES WHERE table_schema = 'dtoa' ) t ORDER BY t.data_len DESC