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From Benoit Chesneau <bchesn...@gmail.com>
Subject Re: Part2: What's up dev? About couchapps.
Date Wed, 26 Sep 2012 08:07:06 GMT
On Wed, Sep 26, 2012 at 10:05 AM, Benoit Chesneau <bchesneau@gmail.com> wrote:
> On Wed, Sep 26, 2012 at 7:58 AM, Eli Stevens (Gmail)
> <wickedgrey@gmail.com> wrote:
>> On Tue, Sep 25, 2012 at 10:25 PM, Ryan Ramage <ryan.ramage@gmail.com> wrote:
>>> 1) We have to decide on the directory structure. Based on what benoit
>>> and dale have brought up. I have opinions, along with others. Lets not
>>> rattle sabres around this  yet. But pick something relatively user
>>> friendly, and straightforward. This can be actioned in our weekly irc.
>>
>> Would it make sense to have the directory structure be something that
>> isn't couchapp specific, and instead dump/load *entire databases*
>> to/from disk?  I could see that actually making it a simpler tool,
>> since there would be a natural tendency to resist a bunch of
>> special-case handling for corner cases, ease of use, etc.  Instead,
>> you'd end up with a directory full of:
>>
>> my_doc_id.json
>> my_doc_id.attachments/my_bin_file.dat
>> my_doc_id.attachments/my_image_file.jpg
>> etc.
>>
>> Then the various couchapp tools could focus on various workflows to
>> make creating the simple structure and calling the default DB load
>> tool.
>>
>> I'm not a couchapp user, so feel free to discard this idea if it
>> doesn't make sense or if it doesn't gain any traction.
>>
>> Cheers,
>> Eli
>
> The current structure isn't couchapp specific. In fact you can
> clone/push a doc using erica or couchapp (py the original).
>
> The structure reflect JSON properties on a doc, eg.:
>
> folder/item -> {"folder": {"item": "value"}}
> some.json will be addeded as {"some": contentofsomejson}
> _attachments/ will contains all attachements.
>
> Specific to ddoc :
>
> views/vname/{map,reduce}.js
> shows/
> lists/
>
> and even that is just the result of the structure above. The original
> idea is to allow anyone to create a couch app using the editor he
> want. That why you have plugin in eclipse, standalone editor on top of
> it it's really easy. Somehow it also follow the plan9 idea of having
> everything on the fs.
>
> Also as a side note the couchapp fs schema is widely deployed around.
> Even pubished a doc about it [1]
>
>
> - benoit
>
> [1] http://www.ibm.com/developerworks/opensource/tutorials/os-couchapp/index.html

Just wanted to add that it also allows some things like this:

https://vimeo.com/30398347

- benoƮt

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