-- 统计MySQL指定数据库中有多少张表 SELECt count(*) TABLES, table_schema FROM information_schema.TABLES where table_schema = '需要统计的数据库名称' GROUP BY table_schema; -- 统计MySQL指定数据库中表数据量 use information_schema; select table_name,table_rows from tables where TABLE_SCHEMA = '数据库名称' order by table_rows desc;



