Tag
lateness
- Jan 13, 2026 Watermarks as Completeness Signals How a watermark asserts that no earlier event will arrive, how it is propagated through operators, and what happens when the assertion is wrong. data engineering
- Oct 2, 2025 Measuring Disorder to Size a Lateness Budget How to derive the watermark delay and allowed lateness from the arrival-delay distribution, and why a percentile is the only honest input to that choice. data engineering