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为什么不支持hash(map) 过期机制 #1263

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Trree opened this issue Sep 5, 2018 · 1 comment

Trree commented Sep 5, 2018

影响
这样会造成内存和硬盘占用不断增加，需要手动删除数据。

为什么hash(map) 不支持过期机制？

是因为正在实现中？
hash 与KV结构的过期机制在实现上有什么不同吗？
查询是否需要更新过期时间？
增删改是否需要更新过期时间？

应用层实现的方法？

在插入数据的时候增加一个field: expire timestamp，保存过期时间，然后应用层在空闲的时候遍历删除过期的key？

Trree closed this as completed

alanhamlett commented Apr 5, 2022

Duplicate of #579.

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