Hi James, The processor may or may not work with older versions of NiFi (1.x.0). But should work with newer versions of NiFi (1.z.0). That's because there may be a feature of the nifi-api that you use in 1.y.0 and we can guarantee that will not be removed in 1.z.0 but it did not exist in 1.x.0.
Thanks -Mark > On Nov 16, 2018, at 2:35 PM, James Srinivasan <james.sriniva...@gmail.com> > wrote: > > I've read > https://cwiki.apache.org/confluence/display/NIFI/Version+Scheme+and+API+Compatibility > but I'm still not quite clear: > > I develop my own custom Processor against NiFi v. 1.y.0 > > Should that processor work with older NiFi releases 1.x.0 (x<y)? > > Should that processor work with newer NiFi releases 1.z.0 (y<z)? > > Thanks > > James