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From Eric Stevens <migh...@gmail.com>
Subject Re: Using Cassandra for geospacial search
Date Mon, 26 Jan 2015 19:02:39 GMT
Using Cassandra triggers is generally a fairly dangerous proposition, and
generally not recommended.    It's probably a better idea to load your
search data with a separate process.

On Mon, Jan 26, 2015 at 11:42 AM, Brian Sam-Bodden <bsbodden@integrallis.com
> wrote:

> I did an little experiment with a Geohash/Geocells
> https://github.com/integrallis/geomodel (a poor port of a Python Geohash
> librairy) and using Cassandra in a demo using public schools data here
> https://github.com/integrallis/geomodel-cassandra-demo
>
> My conclusions is that you can use the Geohash natural lexicographic
> ordering with Cassandra partition keys to do range queries and also
> simulate radius searches, but to make it work I had to do some goofy amount
> of data replication. I'll go back to it and refactor when I have time to
> see if I can improve the whole thing.
>
> Adding a regular search engine into the equation might help, I was also
> thinking of using C* Triggers to do the data replication needed for the
> searchers.
>
> Cheers,
> Brian
> http://integrallis.cm
>
> On Mon, Jan 26, 2015 at 11:27 AM, SEGALIS Morgan <msegalis@gmail.com>
> wrote:
>
>> The news I guess would be to have it for free. I do not use commercial
>> versions. I wasn't aware of it though.
>>
>> Le lundi 26 janvier 2015, Robert Coli <rcoli@eventbrite.com> a écrit :
>>
>> On Mon, Jan 26, 2015 at 9:29 AM, SEGALIS Morgan <msegalis@gmail.com>
>>> wrote:
>>>
>>>> That's actually GREAT news !! + Solr will give a lot of feature to
>>>> Cassandra !
>>>>
>>>> But while waiting for this huge feature (and wanted for a lot of users
>>>> I guess)
>>>>
>>>
>>> What's the "news" here?
>>>
>>> Datastax commercial edition of Cassandra has had support for SOLR
>>> integration for some time. But only in the commercial version.
>>>
>>> =Rob
>>>
>>>
>>
>>
>> --
>> Morgan SEGALIS
>>
>>
>

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