Re: [Exist-open] About Nodes, Attributes and Processing

[Adam R. <ad...@ex...>]

> 1 - I think that would be slower or not efficient.

Indeed it may not be as efficient. But is it fast enough?

> 2 - the idea is that everyone can use the language without create the
> trigger. I mean install and use.

Well you can ship this Trigger and instructions of course.

> What do you think?. Can you give me the details that i want anyway?

I cant help you with the low level stuff as I am not familiar with the
aspects you need to know about, only Wolfgang could help you in this
area. But I suggest you just start reading the code, as you will need
to understand it if you want to take such a complex approach.

> 2011/6/13, Adam Retter <ad...@ex...>:
>> Why cant you use Triggers?
>>
>> On 13 June 2011 15:00, José Angel <tem...@gm...> wrote:
>>> I need to modify the proccess because im doing a new language with
>>> xquery as base language. Can you give me details about the processing
>>> too please?. Thanks!.
>>>
>>> 2011/6/13, Adam Retter <ad...@ex...>:
>>>>> 1st - How is the node structure implemented in eXist-db? i mean, which
>>>>> files
>>>>> are involved? and which mean each one.
>>>>
>>>> The persistent DOM is in dom.dbx, Nodes are stored in an optimised Binary
>>>> Tree.
>>>> The function storeNode in NativeBroker is a good place to start
>>>> looking...
>>>>
>>>>> 2nd - How does a node stores an attribute? Arrays? Vectors? Which is the
>>>>> name of the arrays/vectors if that's it's the case.
>>>>
>>>> These are just more leaves in the tree, after all atributes are nodes.
>>>>
>>>>> 3rd - How the nodes and attributes are processed?. What i want is
>>>>> something
>>>>> like this: "If someone uses an attribute called xml:atributeX, change
>>>>> the
>>>>> value of that attribute to 1 before giving the result".
>>>>
>>>> So you want to be able to dynamically manipulate node values before
>>>> they are returned to the user, this is what Triggers are for, you dont
>>>> need to access the low-level storage for this.
>>>>
>>>>> Please all details that you can give me would be very helpfull once
>>>>> again...
>>>>> Thanks for your time and pattience!.
>>>>>
>>>>> --
>>>>> José Angel Labbad
>>>>> Estudiante de Ingeniería de la Computación
>>>>> Universidad Simón Bolívar.
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>> EditLive Enterprise is the world's most technically advanced content
>>>>> authoring tool. Experience the power of Track Changes, Inline Image
>>>>> Editing and ensure content is compliant with Accessibility Checking.
>>>>> http://p.sf.net/sfu/ephox-dev2dev
>>>>> _______________________________________________
>>>>> Exist-open mailing list
>>>>> Exi...@li...
>>>>> https://lists.sourceforge.net/lists/listinfo/exist-open
>>>>>
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Adam Retter
>>>>
>>>> eXist Developer
>>>> { United Kingdom }
>>>> ad...@ex...
>>>> irc://irc.freenode.net/existdb
>>>>
>>>
>>>
>>> --
>>> José Angel Labbad
>>> Estudiante de Ingeniería de la Computación
>>> Universidad Simón Bolívar.
>>>
>>
>>
>>
>> --
>> Adam Retter
>>
>> eXist Developer
>> { United Kingdom }
>> ad...@ex...
>> irc://irc.freenode.net/existdb
>>
>
>
> --
> José Angel Labbad
> Estudiante de Ingeniería de la Computación
> Universidad Simón Bolívar.
>



-- 
Adam Retter

eXist Developer
{ United Kingdom }
ad...@ex...
irc://irc.freenode.net/existdb