I could but I heard about the fact that the Tuple model is much faster than the Pojo one, isn't it? How big is such difference? Is there any blog post about that?
Thanks for the support, Flavio On Wed, Sep 23, 2015 at 4:00 PM, Fabian Hueske <fhue...@gmail.com> wrote: > Flink's tuple data types do not support null fields. > A program with null-valued tuple fields will fail as soon as the tuple is > serialized (written into memory, to disk, or shipped over the network). > If you need support for null values, you can for example implement a > custom POJO data type. > > Best, Fabian > > 2015-09-23 15:34 GMT+02:00 Robert Metzger <rmetz...@apache.org>: > >> Are you talking about a Tuple2<String, Boolean> t for example? >> So t.f0 == null doesn't cause any issues, but t.f1 == null is failing? >> What's the error message? >> >> On Wed, Sep 23, 2015 at 3:31 PM, Flavio Pompermaier <pomperma...@okkam.it >> > wrote: >> >>> Hi to all, >>> >>> why it is possible to collect (in a flatMap function for example) a >>> Tuple with a null String but it's not possible with a null Boolean value? >>> Is that normal? >>> >>> Best, >>> Flavio >>> >> >> >
