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Life at the Edge

https://asadk.com/p/edge
1•tosh•4m ago•0 comments

RISC-V Vector Primer

https://github.com/simplex-micro/riscv-vector-primer/blob/main/index.md
2•oxxoxoxooo•8m ago•1 comments

Show HN: Invoxo – Invoicing with automatic EU VAT for cross-border services

2•InvoxoEU•8m ago•0 comments

A Tale of Two Standards, POSIX and Win32 (2005)

https://www.samba.org/samba/news/articles/low_point/tale_two_stds_os2.html
2•goranmoomin•12m ago•0 comments

Ask HN: Is the Downfall of SaaS Started?

3•throwaw12•13m ago•0 comments

Flirt: The Native Backend

https://blog.buenzli.dev/flirt-native-backend/
2•senekor•15m ago•0 comments

OpenAI's Latest Platform Targets Enterprise Customers

https://aibusiness.com/agentic-ai/openai-s-latest-platform-targets-enterprise-customers
1•myk-e•17m ago•0 comments

Goldman Sachs taps Anthropic's Claude to automate accounting, compliance roles

https://www.cnbc.com/2026/02/06/anthropic-goldman-sachs-ai-model-accounting.html
2•myk-e•20m ago•3 comments

Ai.com bought by Crypto.com founder for $70M in biggest-ever website name deal

https://www.ft.com/content/83488628-8dfd-4060-a7b0-71b1bb012785
1•1vuio0pswjnm7•20m ago•1 comments

Big Tech's AI Push Is Costing More Than the Moon Landing

https://www.wsj.com/tech/ai/ai-spending-tech-companies-compared-02b90046
3•1vuio0pswjnm7•22m ago•0 comments

The AI boom is causing shortages everywhere else

https://www.washingtonpost.com/technology/2026/02/07/ai-spending-economy-shortages/
2•1vuio0pswjnm7•24m ago•0 comments

Suno, AI Music, and the Bad Future [video]

https://www.youtube.com/watch?v=U8dcFhF0Dlk
1•askl•26m ago•2 comments

Ask HN: How are researchers using AlphaFold in 2026?

1•jocho12•29m ago•0 comments

Running the "Reflections on Trusting Trust" Compiler

https://spawn-queue.acm.org/doi/10.1145/3786614
1•devooops•34m ago•0 comments

Watermark API – $0.01/image, 10x cheaper than Cloudinary

https://api-production-caa8.up.railway.app/docs
1•lembergs•36m ago•1 comments

Now send your marketing campaigns directly from ChatGPT

https://www.mail-o-mail.com/
1•avallark•39m ago•1 comments

Queueing Theory v2: DORA metrics, queue-of-queues, chi-alpha-beta-sigma notation

https://github.com/joelparkerhenderson/queueing-theory
1•jph•51m ago•0 comments

Show HN: Hibana – choreography-first protocol safety for Rust

https://hibanaworks.dev/
5•o8vm•53m ago•1 comments

Haniri: A live autonomous world where AI agents survive or collapse

https://www.haniri.com
1•donangrey•54m ago•1 comments

GPT-5.3-Codex System Card [pdf]

https://cdn.openai.com/pdf/23eca107-a9b1-4d2c-b156-7deb4fbc697c/GPT-5-3-Codex-System-Card-02.pdf
1•tosh•1h ago•0 comments

Atlas: Manage your database schema as code

https://github.com/ariga/atlas
1•quectophoton•1h ago•0 comments

Geist Pixel

https://vercel.com/blog/introducing-geist-pixel
2•helloplanets•1h ago•0 comments

Show HN: MCP to get latest dependency package and tool versions

https://github.com/MShekow/package-version-check-mcp
1•mshekow•1h ago•0 comments

The better you get at something, the harder it becomes to do

https://seekingtrust.substack.com/p/improving-at-writing-made-me-almost
2•FinnLobsien•1h ago•0 comments

Show HN: WP Float – Archive WordPress blogs to free static hosting

https://wpfloat.netlify.app/
1•zizoulegrande•1h ago•0 comments

Show HN: I Hacked My Family's Meal Planning with an App

https://mealjar.app
1•melvinzammit•1h ago•0 comments

Sony BMG copy protection rootkit scandal

https://en.wikipedia.org/wiki/Sony_BMG_copy_protection_rootkit_scandal
2•basilikum•1h ago•0 comments

The Future of Systems

https://novlabs.ai/mission/
2•tekbog•1h ago•1 comments

NASA now allowing astronauts to bring their smartphones on space missions

https://twitter.com/NASAAdmin/status/2019259382962307393
2•gbugniot•1h ago•0 comments

Claude Code Is the Inflection Point

https://newsletter.semianalysis.com/p/claude-code-is-the-inflection-point
4•throwaw12•1h ago•3 comments
Open in hackernews

Ask HN: I'm a New PostgreSQL Hacker – What Problems Do You Face with Postgres?

7•DumBthInker007•9mo ago
Hi HN,

I'm a developer diving deep into PostgreSQL internals, aiming to contribute meaningfully to the project. I have a strong grasp of core components like the internal architecture, physical replication, WAL (Write-Ahead Logging), and buffer management. I'm now expanding into areas like logical replication, asynchronous I/O (AIO), the optimizer, and beyond.

To learn and grow as a Postgres hacker, I want to hear directly from you—PostgreSQL users—about the problems you face, big or small. These could be operational challenges, performance bottlenecks, confusing behaviors, missing features, or friction points in your workflows.

For me, it's a win-win: you get a contributor trying to tackle real problems, and I get to deepen my understanding by working on issues that matter in the real world. If a problem resonates with me, I’ll do my best to investigate, learn, and potentially create a patch to address it.

Thanks—and I look forward to hearing from you!

Comments

znpy•9mo ago
I'd like to see something like MySQL's Group Replication in PostgreSQL.

HA is still a wheel you have to re-invent yourself every time with PostgreSQL.

References for what i'm talking about:

- Group Replication: https://dev.mysql.com/doc/refman/8.4/en/group-replication.ht...

DumBthInker007•9mo ago
thanks for the quick reply, will surely look into it.
znpy•9mo ago
You're welcome. The bigger picture is probably this: https://dev.mysql.com/doc/refman/8.0/en/mysql-innodb-cluster...
DumBthInker007•9mo ago
thanks for sharing.
WilcoKruijer•9mo ago
I’d like to see a true monotonic counter in Postgres. Serials can increment out of order when multiple transactions are active. We can obtain the WAL LSN, but it’s not related to the currently active transaction. I really like FoundationDB’s versionstamp, would be great to have that in Postgres.
DumBthInker007•9mo ago
Thanks for the reply,will surely look into it.
dapperdrake•9mo ago
How is a "true monotonic counter" supposed to interact with atomicity and isolation of transactions? Sounds like a global bottleneck.

Is uniqueness sufficient or is it really required to step through all integers without missing any?

EDIT: Missing primary keys in-between also bothers me, however, never found a decent solution for this at scale.

hyperman1•9mo ago
Parallell insert. I can easily saturate a CPU with insert statements, with io very low.
DumBthInker007•9mo ago
Hi thanks for the reply ,i guess there was some ongoing work for this and for some reason it didn't continued this is the thread https://www.postgresql.org/message-id/flat/CAJcOf-cXnB5cnMKq... if you are interested in, but for sure i will look into this(added to my list:).
hyperman1•9mo ago
What can I say, except thank you very much.
dapperdrake•9mo ago
That seems like an unintuitive consequence. Saturating disk would have been obvious. But CPU?

Does anything about the INSERT pattern seem "special"? Or does it happen for many different "kinds of INSERT statements"?

I_am_tiberius•9mo ago
1. I'd like a native way to scale horizontally based on tenant ids without using citus. 2. array constraints (foreign keys) -> meaning that each item in the array references an id in another table.
cssanchez•9mo ago
My experience with PG ended a few years ago. The thing that killed PG for me is the lack of collation for searches. I haven't tested since the last updates that mentioned something along these lines, so this may have improved.

PG for years relied on unaccent which is not a true solution as it requires manually storing two versions of a text (the original and the un-accented one) and handle indexes + searches manually for each field... Not to mention unaccent itself is an extension you have to install. Whereas collation is built-in and it just works by handling it all under the hood in SQL Server. This feature alone is worth switching databases for my use cases.

That and the updates being a royal pain.

DumBthInker007•9mo ago
Thanks for sharing.