[horde] Database performance problem with Horde3/IMP4 with large user base

[Jan Schneider]

Zitat von Luc Germain <Luc.Germain at USherbrooke.ca>:

>> As for caching, caching in the session would be pretty easy; if we're
>> careful it shouldn't even affect session size too much. The flip side
>> is that permissions changes would take a logout/login cycle to show up
>> - would that be acceptable to people? (yes, if you initiate the change
>> yourself, it can be flushed from _your_ session, but flagging other
>> sessions would be tricky and might end up losing us the performance
>> gains anyway).

I already thought about it a few times, but I always considered the 
backdraw of not being able to set permissions in a running system, i.e. 
with logged-in users, too big to be worth it.

Jan.

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