Re: Implement missing join selectivity estimation for range types

2023-01-18 Thread Mahmoud Sakr
gt; However, it seems the two functions are exactly the same. Would the > functions diverge in the future? If not, maybe there should be just a > single shared function? Indeed, it is possible that the two functions will deviate if that statistics of multirange types will be r

Re: Implement missing join selectivity estimation for range types

2023-01-25 Thread Mahmoud Sakr
Hi Tomas, > I finally had time to properly read the paper today - the general > approach mostly matches how I imagined the estimation would work for > inequalities, but it's definitely nice to see the algorithm properly > formalized and analyzed. Awesome, thanks for this interest! > What seems a

Implement missing join selectivity estimation for range types

2022-06-30 Thread Mahmoud Sakr
le to inequality joins of scalar types. We, however, don't implement it for scalars, since more work is needed to make use of the other statistics available for scalars, such as the MCV. This is left as a future work. -- Mahmoud SAKR - Univeristé Libre de Bruxelles This work is done by Diogo