how to i add a ParDo on the MongoDbIO.read() if there are no records read?
On Mon, Oct 16, 2017 at 6:53 PM, Jean-Baptiste Onofré <[email protected]> wrote: > You can always add your own ParDo(DoFn) where you write the status. > > Regards > JB > > > On 10/16/2017 04:24 PM, Chaim Turkel wrote: >> >> that is the problem, i want to write a status that i tried and that >> there were no records >> >> On Mon, Oct 16, 2017 at 3:51 PM, Jean-Baptiste Onofré <[email protected]> >> wrote: >>> >>> Hi Chaim, >>> >>> So, you mean you call MongoDBIO.write() with an empty PCollection (no >>> element in the collection) ? >>> >>> The write is basically a DoFn so, it won't do anything if the PCollection >>> is >>> empty. >>> >>> Regards >>> JB >>> >>> >>> On 10/16/2017 01:59 PM, Chaim Turkel wrote: >>>> >>>> >>>> Hi, >>>> In the case that there are no records to read, is there a way to get >>>> called so that i can write the status? >>>> >>>> chaim >>>> >>> >>> -- >>> Jean-Baptiste Onofré >>> [email protected] >>> http://blog.nanthrax.net >>> Talend - http://www.talend.com > > > -- > Jean-Baptiste Onofré > [email protected] > http://blog.nanthrax.net > Talend - http://www.talend.com
