session 存入数据库的作用
session可以自动保存到文件中,用来读取使用。为什么还会把产生的session的存入数据库,这样做的好处是什么
回复内容:
session可以自动保存到文件中,用来读取使用。为什么还会把产生的session的存入数据库,这样做的好处是什么
1,稳定性强,宕机易恢复
2,负载均衡,使得业务机器与session解耦,session完全服务化,大型项目这点很重要,也可以叫分布式
3,安全,相对于文件,数据库有着更好的安全性
在现在云计算的时代,这种分离解耦可以很方便的部署大型业务,具体的好处和实施办法,你可以搜索分布式持久session服务

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