Does the filter under consideration operate on sorted column(s) ?

Cheers

> On Jul 7, 2016, at 2:25 AM, tan shai <[email protected]> wrote:
> 
> Hi, 
> 
> I have a sorted dataframe, I need to optimize the filter operations.
> How does Spark performs filter operations on sorted dataframe? 
> 
> It is scanning all the data? 
> 
> Many thanks. 

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