每次访问都会创建、更新会话-任何机器人或者偶然的访客都会在数据库中创建一条会话记录，最后导致会话表里面会有成千上万的无用记录，但其中99%的访问其实是不需要任何会话更新的。
it creates/updates session on each hit - even dumb bots crawling your sites create thousands of thousands of useless records in your sessions table, 99% of hits do not require any session updates!
这些记录不但无用处，还阻塞减速地址栏的提示。
Not only are these entries not useful, they clog up and slow down our location bar Suggestions.
这些记录不但无用处，还阻塞减速地址栏的提示。
Not only are these entries not useful, they clog up and slow down our location bar Suggestions.
应用推荐