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From Konstantin Knauf <konstantin.kn...@tngtech.com>
Subject Re: Retrieve elements from the Dataset without using collect
Date Sun, 06 Mar 2016 18:20:42 GMT
Hi Subash,

I think Dataset.first(int n) is what you are looking for.

Cheers,

Konstantin

On 06.03.2016 19:10, subash basnet wrote:
> Hello all, 
> 
> My requirement is to get suppose top '10' elements from the DataSet as
> another DataSet. How would I do that without using collect. 
> Eg:
> *DataSet<Tuple2<Integer, Double[]>> counts =* *data.flatMap(new
> Tokenizer());*
> 
> I want a new DataSet containing 10 elements of *counts*. 
> 
> And, what would be the way to retrieve individual elements of DataSet
> without using list via collect?
> 
> 
> Best Regards,
> Subash Basnet

-- 
Konstantin Knauf * konstantin.knauf@tngtech.com * +49-174-3413182
TNG Technology Consulting GmbH, Betastr. 13a, 85774 Unterföhring
Geschäftsführer: Henrik Klagges, Christoph Stock, Dr. Robert Dahlke
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