Top all-time · #14705
Remy Wang
Personal blog · remy.wang/blog · on HN as remywangprogrammingdata
Remy Wang's personal blog at remy.wang covers programming and data. Since 2023, 5 different Hacker News readers have linked it 17 times, most often “How to Improve a Perfect Join Algorithm”. No feed was found, so read it on the site itself.
Too few sampled comments (1) to say how often HN recommends it.?
Why HN links it
Linked for an essay arguing that the 'missing' graph datatype already exists and was invented in the 1970s. One commenter says it prompted them to write up their own ideas on the topic.
Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
Most-linked posts?
- How to Improve a Perfect Join Algorithm3 people · 3 mentions · first linked 2025-12-31
- Relation Algebra ≠ Relational Algebra2 people · 2 mentions · first linked 2026-09-19
- Passing DBs Through Continuations2 people · 2 mentions · first linked 2026-06-07
What Hacker News says?
I'm lucky to have been surrounded by researchers who have been teaching and thinking about these ideas over the last ~6 months, so this essay has been marinating for a long time... your article just provided the necessary activation energy for me to write this all out. Thank you! Here are the researchers, in no particular order: Max Willsey (Berkeley): https://www.mwillsey.com/ and his PL class ( https://inst.eecs.b…
Comment linking /
on “The "missing" graph datatype already exists. It was invented in the '70s”Submitted Relation Algebra ≠ Relational Algebra as a story · 9 points
HN discussionWith some syntax sugar it looks almost exactly like SQL [1]. Here I’m showing the unsweetened edition for didactic purposes. [1]: https://remy.wang/blog/prela.html
Comment linking /blog/prela.html
on “A better SQL in 11 lines of code”Submitted Consider the Chameleon as a story · 3 points
HN discussionRemy Wang, Assistant Professor @ UCLA https://remy.wang Working on: - Query languages (Prela [1] and Datalog) - Join algorithms (WCOJ, instance-optimal joins [2], join ordering) [1]: https://prela-lang.org [2]: https://arxiv.org/abs/2601.00098
Comment linking /
on “Ask HN: Who needs funding for DB research?”Submitted Relation Algebra ≠ Relational Algebra as a story · 3 points
HN discussionSubmitted Passing DBs Through Continuations as a story · 3 points
HN discussionSubmitted Can Jev Parse CSV? as a story · 2 points
HN discussionSubmitted Four ways to improve a perfect SQL join algorithm as a story · 2 points
HN discussionSubmitted How to Improve a Perfect Join Algorithm as a story · 2 points
HN discussionSubmitted What if SELECT, FROM, WHERE were functions? as a story · 1 points
HN discussionSubmitted Value Polymorphism in Rust as a story · 1 points
HN discussionSubmitted SQL as a story · 1 points
HN discussionSubmitted Passing DBs Through Continuations as a story · 1 points
HN discussionSubmitted How to Improve a Perfect Join Algorithm as a story · 1 points
HN discussionSubmitted A Perfect Join Algorithm as a story · 1 points
HN discussionSubmitted The Entropic Framework for Cardinality Bounds as a story · 1 points
HN discussion