
Richard Guo
@pgsql_guo
PostgreSQL Developer
Many thanks to Antti Lampinen for reporting a wrong results issue with merge-right-anti-join. I can't imagine how awful I would feel if this issue had persisted in production for a longer time. postgresql.org/message-id/fla…
The NYTimes disappoints again. :-(

Love seeing how @AndresFreundTec, with his curiosity and craftsmanship, was able to help us all. Security is a team sport, and this is the culture we need everywhere. securityboulevard.com/2024/03/an-acc…
Congratulations to new and updated PostgreSQL Contributors! postgresql.org/message-id/ccb…
David Rowley (@citusdata): What’s new in the Postgres 16 query planner / optimizer postgr.es/p/6lO
Glad to be part of it.
PostgreSQL is the DBMS of the Year db-engines.com/en/blog_post/1… @PostgreSQL #PostgreSQL
Maybe we need to mark Vars nullable by grouping sets, just like we mark Vars nullable by outer joins. Doing that will help fix several long existing semantic bugs in grouping sets. #postgres postgresql.org/message-id/CAM…
Started looking at the codes in reparameterize_path_by_child() and ended up going down a rabbit hole.. postgresql.org/message-id/fla…
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