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From Tomer Shiran <tshi...@maprtech.com>
Subject Re: Installation
Date Wed, 22 Oct 2014 02:03:18 GMT
I would also add that Drill uses a file system (local, DFS, ...) to store views. 



> On Oct 21, 2014, at 5:31 PM, Aditya <adityakishore@gmail.com> wrote:
> 
> On Tue, Oct 21, 2014 at 5:15 PM, Mohit Anchlia <mohitanchlia@gmail.com>
> wrote:
> 
>> So what I see in the architectural overview page is one of the data sources
>> to drill? Where does drill store all metadata information?
> 
> ​Drill does not have a centralized metadata store. It discovers schema on
> the fly
> from the data.​ That being said, it can work with data sources which have
> defined
> meta data, for example hive.
> 
> 
>> 
>> When using hadoop with drill is it recommended to install drill on hadoop
>> node to take advantage of data locality?
> 
> Definitely. Drill use​s the locality information to schedule work on
> appropriate
> node.

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