KV 怎么实现查看好友最近动态？ - V2EX

KV 怎么实现查看好友最近动态？ - V2EX

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这是一个创建于 3854 天前的主题，其中的信息可能已经有所发展或是发生改变。

如果采用非关系型数据库，要查询好友最近的动态，每个都查再排序吗？还是说有其他更好的办法

数据库动态

4 条回复 2015-06-04 20:00:34 +08:00

1

IwfWcf

2015-05-31 00:22:32 +08:00

读扩散和写扩散的 trade off

2

R4rvZ6agNVWr56V0

2015-05-31 12:59:40 +08:00

Redis sorted set

3

skywatcher

OP

2015-06-04 19:56:39 +08:00

@GeekGao 目前用SAE的KVDB，以后可能会用redis吧

4

skywatcher

OP

2015-06-04 20:00:34 +08:00

@IwfWcf 看了，确实可以这样子，平台不会像微博那样出现超大量的关注和粉丝，读扩散和写扩散影响应该不大，并且以后也可改为混合模式。3Q

介绍链接： http://www.cnblogs.com/daizhj/articles/3545343.html

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