From Duckfez I'm going to say there likely won't be a huge material difference in any of these yes, leading wildcards usually matter as they force the reading of the lexicon of each tsidx file from beginning to end. But, for index it is a special case because all active index names are already known, in memory, and a set around O(1000) the second one - the one with stats - does not actually need the fields because stats knows which fields it needs, and because of "smart mode" will only ext...