Theoretically the executor is a long lived container. So you could use some
simple caching library or a simple Singleton to cache the data in your
executors, once they load it from mysql. But note that with lots of
executors you might choke your mysql.
Regards
Sab
On 05-Nov-2015 7:03 pm, "Kay-Uwe
You should look at .transform – it’s a powerful transformation (sic) that
allows you to dynamically load resources and it gets executed in every micro
batch.
Re-broadcasting something should be possible from inside transform as that code
is executed on the driver but it’s still a controversial
