A Bayesian approach to estimating the selectivity of conjunctive predicates

Heimel, MaxMarkl, VolkerMurthy, KeshavaFreytag, Johann-ChristophRuf, ThomasLehner, WolfgangVossen, Gottfried2019-02-202019-02-202009978-3-88579-238-3https://dl.gi.de/handle/20.500.12116/20492Cost-based optimizers in relational databases make use of data statistics to estimate intermediate result cardinalities. Those cardinalities are needed to estimate access plan costs in order to choose the cheapest plan for executing a query. Since statistenA Bayesian approach to estimating the selectivity of conjunctive predicatesText/Conference Paper1617-5468