一. 思考题解析
• 查看Buffer Pool中的Flush List
不要在线上操作该SQL语句,开销较大
SELECT pool_id, lru_position, space, page_number, table_name, oldest_modification, newest_modification FROM information_schema.INNODB_BUFFER_PAGE_LRU WHERE oldest_modification <> 0 AND oldest_modification <> newest_modification; -- 如果没有脏页,结果集为空