Details
Major Description
for profiling purpose, a toggle should be added to enable us to check the performance of each step happened in observer
public enum ObserverBehavior {
SCAN, //only scan data, used for profiling tuple scan speed
SCAN_FILTER, //only scan+filter used,used for profiling filter speed
SCAN_FILTER_AGGR, //default normal behavior
}
another toggle should be added to control whether to use fuzzy keys for query execution