[Drain] Support extensible element metadata propagation in ReduceFnRunner#38230
Draft
stankiewicz wants to merge 3 commits intoapache:masterfrom
Draft
[Drain] Support extensible element metadata propagation in ReduceFnRunner#38230stankiewicz wants to merge 3 commits intoapache:masterfrom
stankiewicz wants to merge 3 commits intoapache:masterfrom