If they count only query execution time, not everything else, it would make sense though. It also could be practical, if your system runs just a few predefined and very optimized queries.
If they count only query execution time, not everything else, it would make sense though. It also could be practical, if your system runs just a few predefined and very optimized queries.
To my understanding this is akin to what profile-guided optimization (PGO) in C or C++ does.