Re: Spark Streaming and database access (e.g. MySQL)

[Tobias Pfeiffer]

Hi,

On Mon, Sep 8, 2014 at 4:39 PM, Sean Owen <so...@cloudera.com> wrote:
>
> >                 if (rdd.take (1).size == 1) {
> >                     rdd foreachPartition { iterator =>
>

I was wondering: Since take() is an output operation, isn't it computed
twice (once for the take(1), once during the iteration)? Or will only one
single element be computed for take(1)?

Thanks
Tobias