Crondataintervaltimetable ~upd~ Instant

But what if the upstream source is delayed? What if the data is massive and takes two hours to land? What about daylight savings?

You need to precisely define the time range of data you are processing. ❌ No crondataintervaltimetable

Are you looking to existing cron schedules, or are you setting up a brand new workflow in Airflow? Timetables — Airflow 3.2.0 Documentation But what if the upstream source is delayed

It ensures that your aggregations are correct. You will never accidentally double-count an hour during a daylight savings switch or miss a day during a monthly roll-over. You need to precisely define the time range

In the world of data engineering, time is both a blessing and a curse. It is the dimension that gives our data context, yet it is the source of our most frustrating bugs.