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From Alex Karasulu <akaras...@gmail.com>
Subject Re: [index review] Existance/Existence/Presence index
Date Sun, 17 May 2009 00:39:03 GMT
On Sat, May 16, 2009 at 7:53 PM, Emmanuel Lecharny <elecharny@apache.org>wrote:

> Alex Karasulu wrote:
>
>> On Fri, May 15, 2009 at 5:29 AM, Emmanuel Lecharny <elecharny@apache.org
>> >wrote:
>>
>>
>>
>>> Howard Chu wrote:
>>>
>>>
>>>
>>>> Emmanuel Lecharny wrote:
>>>>
>>>>
>>>>
>>>>> Hi,
>>>>>
>>>>> while applying Kiran's patch for new system index, I found that we
>>>>> should fix some inconsistency. We have what we name 'Existance' index,
>>>>> which is the 'Presence' index.
>>>>>
>>>>> First, we should get rid of the 'existance' name, and replace it by
>>>>> 'existence'.
>>>>>
>>>>> Second, we should keep only one of the 'existence' or 'presence'.
>>>>> Unless
>>>>> I'm totally wrong, they are just the same. The question is which one
>>>>> should we keep ? I would prefer keeping 'existence' rather than
>>>>> presence, because it's more explicit.
>>>>>
>>>>> Thoughts ?
>>>>>
>>>>>
>>>>>
>>>> "Presence" has established history in the protocol specs...
>>>>
>>>>
>>>>
>>>
>>
>>
>>
>>> As I replied to this mail in my response to your mail about the EntryCSN
>>> (I'm a bit confused ...) :
>>> - let's remove the exist[ae]nce and replace it by 'presence' (and not
>>> presance ;)
>>> - let's keep using a BTree for all those guys (UUID and entryCSN). We
>>> will
>>> have to find time to experiment how many micro-seconds we may spare by
>>> using
>>> a HTree on UUID later ;)
>>>
>>>
>>>
>>
>> None of this context makes sense to me here Emm.
>>
>>
>
> Can you be a bit more explicit, Alex ?
>

I guess you crossed the content of two separate threads here.  I first saw
all this existence and presence conversation then this CSN and UUID
attribute stuff.  It confused me a bit until I read the other threads.

-- 
Alex Karasulu
My Blog :: http://www.jroller.com/akarasulu/
Apache Directory Server :: http://directory.apache.org
Apache MINA :: http://mina.apache.org

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