Re: Proposal: Better query optimization for "NOT IN" clause - Mailing list pgsql-hackers

Hello,

Just for information there are some works regarding how to include this in
core,
that may interest you ;o)

see "NOT IN subquery optimization"
https://www.postgresql.org/message-id/flat/1550706289606-0.post%40n3.nabble.com

commitfest entry: https://commitfest.postgresql.org/24/2023/

and "Converting NOT IN to anti-joins during planning"
https://www.postgresql.org/message-id/flat/CAKJS1f82pqjqe3WT9_xREmXyG20aOkHc-XqkKZG_yMA7JVJ3Tw%40mail.gmail.com

commitfest entry: https://commitfest.postgresql.org/24/2020/

Regards
PAscal



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