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From José M Martínez <josemmartin...@gmail.com>
Subject Re: catalogs in CouchDB
Date Tue, 09 Nov 2010 14:06:20 GMT
HI,

I mean by catalogs, a data dictionary.CouchDB used a data dictionary to find
details of documents and list all documents in my database?


José.

2010/11/8 Luciano Ramalho <luciano@ramalho.org>

> 2010/11/8 José M Martínez <josemmartinezc@gmail.com>:
> > CouchDB used catalogs to find information on any documents?
>
> I don't know what you mean by catalogs, but in the Plone CMS a
> "catalog" is an index.
>
> Yes, you can define arbitrary indexes to perform efficient searches in
> your documents. An index is defined using a "view", comprising a map
> function which extracts data to be indexed from the document, and a
> optional reduce function used to aggregate and group results.
> JavaScript is the default language for defining views, but other
> languages, such as Python, may be used for the same purpose with a
> little extra configuration.
>
> > What operating systems support CouchDB?
>
> All of them ;-). It runs on Linux, OSX, Windows and can probably be
> compiled in Unixes. The easiest intasllers are here:
>
> http://www.couchone.com/get
>
> --
> Luciano Ramalho
> programador repentista || stand-up programmer
> Twitter: @luciano
>

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