> So combining an airplane altitude sensor at 0.1Hz with a 10Hz fuel sensor, starts giving you trouble in SQL because the question someone might ask is "when the plane was at 31,000 feet, at 0.85 mach, what was the fuel rate", while the plane might have gone from 30,999 to 31,001 feet without ever recording the intermediate point.

I thought that was part of the problem that postgres range types solves? https://www.postgresql.org/docs/current/rangetypes.html