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PostgreSQL 19 delayed to November as LLM-found bugs overwhelm committers

Hacker News users debate whether bug discovery or review bottleneck is the real problem

Commenters questioned whether the delay stems from a flood of legitimate, high-quality bug reports or low-quality ones that maintainers must triage. Some praised LLM-assisted testing as a net positive; others noted that discovery speed does not automatically translate to faster fixes when the same small group of maintainers must validate and review each report.

“I guess the real challenge is figuring out how to scale verification, cause discovery isn't the bottleneck anymore.”

droppedasbaby

Robert Haas PostgreSQL major contributor, Databricks Sr. Staff Engineer

The whole story postscomments the bright band is this development · numbered dots are the others · click one to jump

Peak 20 pieces in 3h at Nov 2, 2 AM; 90 pieces over 12 days (1 article · 7 posts · 82 comments) Oct 30, 12 PM — 2 pieces · 1 article · 1 post — Hacker News 1, Newswires 1Oct 30, 3 PM — quietOct 30, 6 PM — quietOct 30, 9 PM — 2 pieces · 1 post · 1 comment — Hacker News 2Oct 31, 12 AM — quietOct 31, 3 AM — quietOct 31, 6 AM — quietOct 31, 9 AM — quietOct 31, 12 PM — quietOct 31, 3 PM — quietOct 31, 6 PM — quietOct 31, 9 PM — quietNov 1, 12 AM — quietNov 1, 2 AM — quietNov 1, 5 AM — quietNov 1, 8 AM — quietNov 1, 11 AM — quietNov 1, 2 PM — quietNov 1, 5 PM — 7 pieces · 1 post · 6 comments — Hacker News 6, Mastodon 1Nov 1, 8 PM — 14 pieces · 1 post · 13 comments — Hacker News 13, Lobsters 1Nov 1, 11 PM — 12 pieces · 2 posts · 10 comments — Hacker News 9, Mastodon 2, Lobsters 1Nov 2, 2 AM — 20 pieces · 1 post · 19 comments — Hacker News 18, Lobsters 2Nov 2, 5 AM — 10 pieces · 10 comments — Hacker News 5, Lobsters 5Nov 2, 8 AM — 8 pieces · 8 comments — Hacker News 5, Lobsters 3Nov 2, 11 AM — 6 pieces · 6 comments — Hacker News 3, Lobsters 3Nov 2, 2 PM — 2 pieces · 2 comments — Hacker News 1, Lobsters 1Nov 2, 5 PM — 3 pieces · 3 comments — Hacker News 2, Lobsters 1Nov 2, 8 PM — quietNov 2, 11 PM — 3 pieces · 3 comments — Lobsters 3Nov 3, 2 AM — 1 piece · 1 comment — Hacker News 1Nov 3, 5 AM — quietNov 3, 8 AM — quietNov 3, 11 AM — quietNov 3, 2 PM — quietNov 3, 5 PM — quietNov 3, 8 PM — quietNov 3, 11 PM — quietNov 4, 2 AM — quietNov 4, 5 AM — quietNov 4, 8 AM — quietNov 4, 11 AM — quietNov 4, 2 PM — quietNov 4, 5 PM — quietNov 4, 8 PM — quietNov 4, 11 PM — quietNov 5, 2 AM — quietNov 5, 5 AM — quietNov 5, 8 AM — quietNov 5, 11 AM — quietNov 5, 2 PM — quietNov 5, 5 PM — quietNov 5, 8 PM — quietNov 5, 11 PM — quietNov 6, 2 AM — quietNov 6, 5 AM — quietNov 6, 8 AM — quietNov 6, 11 AM — quietNov 6, 2 PM — quietNov 6, 5 PM — quietNov 6, 8 PM — quietNov 6, 11 PM — quietNov 7, 2 AM — quietNov 7, 5 AM — quietNov 7, 8 AM — quietNov 7, 11 AM — quietNov 7, 2 PM — quietNov 7, 5 PM — quietNov 7, 8 PM — quietNov 7, 11 PM — quietNov 8, 2 AM — quietNov 8, 5 AM — quietNov 8, 8 AM — quietNov 8, 11 AM — quietNov 8, 2 PM — quietNov 8, 5 PM — quietNov 8, 8 PM — quietNov 8, 11 PM — quietNov 9, 2 AM — quietNov 9, 5 AM — quietNov 9, 8 AM — quietNov 9, 11 AM — quietNov 9, 2 PM — quietNov 9, 5 PM — quietNov 9, 8 PM — quietNov 9, 11 PM — quietYesterday, 2 AM — quietYesterday, 5 AM — quietYesterday, 8 AM — quietYesterday, 11 AM — quietYesterday, 2 PM — quietYesterday, 5 PM — quietYesterday, 8 PM — quietYesterday, 11 PM — quietToday, 2 AM — quietToday, 5 AM — quietToday, 8 AM — quietToday, 11 AM — quietToday, 2 PM — quietToday, 5 PM — quietToday, 8 PM — quiet ◂ 1 earlier23–4
Oct 31Nov 1Nov 2Nov 3Nov 4Nov 5Nov 6Nov 7Nov 8Nov 9yesterdaynow · 9:15 PM ET

What people said 1 voice · verbatim

All 4 developments of PostgreSQL 19 delayed to November as LLM-found bugs… →

Hacker NewsNewswiresMastodonLobsters