[horde] IMAP caching

[lst_hoe02 at kwsoft.de]

Zitat von Michael M Slusarz <slusarz at horde.org>:

> Quoting Simon Wilson <simon at simonandkate.net>:
>
>> I was just looking at this git commit:
>>
>> https://github.com/horde/horde/commit/e80f5977a8a38df72caaa57be4bd28f315be3549
>>
>> I have always had cache = false in my Imp backends.local.php... and  
>> have never worried about it, but reading the commit, could I please  
>> ask some clarification questions:
>>
>> If I set the Imp cache = sql does that function entirely  
>> independently of the horde caching setup (which is currently using  
>> hashtable / redis)?
>
> Yes.
>
>> Does using sql IMAP caching provide much of a performance boost?
>
> *ANY* IMAP caching provides a performance boost.
>
> The problem is that Horde_Cache is setup to handle discrete,  
> singluar pieces of data.  IMAP caching instead requires multiple  
> different pieces of data that are interconnected and need to be  
> queried relative to each other.  Thus, the need for a more specific  
> caching solution (we have to do all sorts of "tricks" to allow  
> Horde_Cache to store the data).
>
> michael
>

Does this imply that even with Horde_Cache setup (file based) it might  
be better to use for example sql as IMAP cache because of the special  
needs?

Regards

Andreas