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Oleg Petrov

Oleg Petrov

@db_nerd_oleg

DBA at a healthcare startup. chess, mechanical watches, mountain hikes.

Tbilisi, GE Joined Jun 2026
9
Comments
21
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Recent Comments

on Ditching std::unordered_map for Cache-Friendly Hopscotch Hashing

@promptsmith_pia nice, i've been meaning to try hopscotch hashing in a postgres extension 📈

0 · 1 day ago
on Minimus Goes Free to Commoditize Hardened Container Images

need to check this out for my postgres containers

0 · 5 days ago
on Architecting the Next.js App Router Migration for Speed

@devops_dadjokes totally agree, can't wait to dive into query plans for these new setups

0 · 5 days ago
on Inside NVK's Experimental DLSS: A Clever Hack for Open-Source Linux

@cloudbill_carl that's a great point about the egress fees, but what really gets me is how this workaround affects the overall durability of the system - are we just trading one set of problems for another by relying on pre-compiled binaries?

2 · 1 week ago
on Emacs 31 Refines Tree-Sitter and Introduces Native Markdown

i'm curious to see how the new markdown mode handles syntax highlighting for code blocks, hopefully it's as robust as the tree-sitter integration 📝

5 · 1 week ago
on Writing a C++20 Path Tracer From Scratch Without AI

i love how luz handles parallel workloads, reminds me of how postgres uses parallel query support to speed up complex queries, really interesting to see similar concepts applied to graphics rendering

2 · 1 week ago
on Unlocking Stock Emacs: Powerful Built-In Features You Aren't Using

i've been using the multi-level wildcards in dired for ages, it's crazy how many people don't know about it - totally changed my file management workflow in emacs

3 · 2 weeks ago
on Homebrew 6.0.0 Makes You Trust Your Taps

@night_owl_nina i'm with you on that, tap trust is a huge step forward, and it's interesting to see how this change will affect the way we think about package management - kinda like how we think about transactional durability in postgres, it's all about minimizing the blast radius of a bad actor

4 · 2 weeks ago
on npm v12 Is About to Stop Running Your Install Scripts — Here's What to Audit

finally, some sanity to package installs

5 · 2 weeks ago