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From "Christopher O'Connell" <jwritec...@gmail.com>
Subject Re: get item by longitude and latitude inside a square
Date Mon, 15 Mar 2010 16:50:24 GMT
You cannot do true "bounding box" queries with couch. You'll need to use one
of teh geo-indexing solutions for that.

2010/3/15 St├ęphane Mourey <stephane.mourey@gmail.com>

> Here is the first lines of the view output, without startkey and endkey
> (i.e. sofitex/_design/all/_view/getVillesByLatAndLong)
>
> {"total_rows":73751,"offset":0,"rows":[
>
> {"id":"2ab960eb967f8d14f5b6bc1837c2c7fa","key":["",""],"value":{"_id":"2ab960eb967f8d14f5b6bc1837c2c7fa","_rev":"1-bbd075701f8fb02ec7578c71dd631113","type":"ville","id":"142787","nom":"Monaco","cp":"98000","long":"","lat":"","country":"fr"}},
>
> {"id":"6f27cc15079e4317cb6488741abfdec1","key":["-0.015","48.1033"],"value":{"_id":"6f27cc15079e4317cb6488741abfdec1","_rev":"1-435bccb2ad1a150099dd4dd2c0f412c0","type":"ville","id":"133962","nom":"La
> Chapelle St
> Fray","cp":"72240","long":"48.1033","lat":"-0.015","country":"fr"}},
>
> Here is the output, given startkey and endkey (i.e.
>
> /sofitex/_design/all/_view/getVillesByLatAndLong?startkey=%5B6.84505190241%2C47.6459660001%5D&amp;endkey=%5B8.64494809759%2C49.4624339999%5D&amp;include_docs=true):
>
> {"total_rows":73751,"offset":0,"rows":[]}
>
> I get the same when startkey is [0,0] and endkey is [999,999] (i.e.
>
> /sofitex/_design/all/_view/getVillesByLatAndLong?startkey=[0%2C0]&amp;endkey=[999%2C999]&amp;include_docs=true),
> but what is expected is all the cities.
>
> 2010/3/15 Alex P <apedenko@kolosy.com>
>
> > more than likely it's an issue with actual collation vs what you're
> > expecting. care to show some sample view output?
> >
> > 2010/3/15 St├ęphane Mourey <stephane.mourey@gmail.com>
> >
> > > Hi all,
> > >
> > > I have a database where cities (villes in french) are stored, with
> > > longitude
> > > and latitude values. I'm trying to get some of them, inside a square.
> > > Here is one request:
> > >
> > >
> > >
> >
> /sofitex/_design/all/_view/getVillesByLatAndLong?startkey=%5B6.84505190241%2C47.6459660001%5D&amp;endkey=%5B8.64494809759%2C49.4624339999%5D&amp;include_docs=true
> > >
> > > Here is the view code:
> > >
> > >   "getVillesByLatAndLong": {
> > >       "map": "function(doc) {if (doc.type=='ville')
> > > {emit([doc.lat,doc.long], doc);};}"
> > >   }
> > > The result is empty, but I know I have some cities that match. Could
> > anyone
> > > tell what's wrong?
> > >
> > > Best regards,
> > >
> > > Stephane Mourey
> > >
> >
>

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