> or something like that That query isn't guaranteed to produce a well-defined result in most SQL engines. (For pretty much the same reason the original doesn'

> or something like that That query isn't guaranteed to produce a well-defined result in most SQL engines. (For pretty much the same reason the original doesn't/can't/shouldn't…) In the simple case of two rows with the same `checkinTime`, many engines permit the results to be ordered arbitrarily.