Past, Present, Future: Data Beyond the Now
Part 2 ended with a line from Diego: “Time travel runs forward too. Retroactive bookings, planned prices, scenarios for the future.” That's exactly where we pick up now.
Time Travel in the Data Warehouse: The Technical Core of Bitemporality
The 1st Part finished with a promise: for two timelines to interlock cleanly, their time periods have to be brought into a clear relationship with one another. That mechanism is what we look at now.
When Data Arrives Out of Order: Late Arrivals and Corrections
There's a question that comes up in every workshop sooner or later: “Do we really need this complexity?” What people mean is bitemporal historization – two timelines instead of one, a few more columns, more logic when loading. It's a fair question.