# ask-community

Wonjae Lee

08/23/2023, 4:16 AM
Hello Dagster Experts! I have a question on self backfill capability on Dagster Dag. Like on this attached dag, if we want to run backfill job from 08/19 then 08/20 but 08/20 only needs to depend on subset of 08/19. So once Job ‘3’ in 08/19 is done, Job ‘4’ in 08/20 can start and all other dates can trigger in a similar way. May putting the sensor on the subset of models be the way, but wasn’t sure if backfill can work with sensor on self models.