PGNexus Daily News PostgreSQL Technical Articles [image: Empowering the Future of Postgres: Highlights from the EDB India Partner Leadership Summit] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fem...> enterprisedb.com Empowering the Future of Postgres: Highlights from the EDB India Partner Leadership Summit <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fem...> EDB hosted its India Partner Leadership Summit on July 10–11, 2026, at Karma Lakelands in Gurugram. The event brought together EDB's Indian partner ecosystem, managed by Anupan Ro… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fem...> [image: The Hidden Cost of Postgres Constraints at Scale] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2Fh...> NanoHertz Communications The Hidden Cost of Postgres Constraints at Scale <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2Fh...> At high ingest rates (50K inserts/sec), PostgreSQL FOREIGN KEY and UNIQUE constraints impose significant overhead beyond what PoC testing reveals. Each FOREIGN KEY triggers a per-… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2Fh...> PostgreSQL Hackers Email Discussion Highlights Fix race in background worker termination for database <https://pgnexus.ai/hacker-discussions?subject=Fix%20race%20in%20background%2...> Chao Li identified a race condition in `TerminateBackgroundWorkersForDatabase()`, introduced by commit `f1e251be8`. The function calls `BackendPidGetProc()`, which releases `ProcA… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Fix%20race%20in%20background%2...> glibc qsort() vulnerability <https://pgnexus.ai/hacker-discussions?subject=glibc%20qsort()%20vulnerabilit...> Rustam Khamidullin reported a bug introduced in PostgreSQL 17 within the `db_comparator` function in `autovacuum.c`. The original code sorted databases in descending order by `adl… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=glibc%20qsort()%20vulnerabilit...> Track skipped tables during autovacuum and autoanalyze <https://pgnexus.ai/hacker-discussions?subject=Track%20skipped%20tables%20dur...> Yugo Nagata submitted v12 of a patch tracking tables skipped during autovacuum and autoanalyze due to lock unavailability. Having been accidentally dropped from the CC list, he mi… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Track%20skipped%20tables%20dur...> Rename EXISTS-to-ANY converted subplan to exists_to_any <https://pgnexus.ai/hacker-discussions?subject=Rename%20EXISTS-to-ANY%20conve...> A patch is proposed to rename EXISTS-to-ANY converted subplans in EXPLAIN output from the `exists_` prefix to `exists_to_any_`, making it clearer that the subplan results from an… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Rename%20EXISTS-to-ANY%20conve...> Collect ALTER PUBLICATION commands for event triggers <https://pgnexus.ai/hacker-discussions?subject=Collect%20ALTER%20PUBLICATION%...> Fujii Masao identified two bugs where ALTER PUBLICATION fires ddl_command_end but pg_event_trigger_ddl_commands() reports no corresponding entry. Patch 0001 fixes cases where only… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Collect%20ALTER%20PUBLICATION%...> Better shared data structure management and resizable shared data structures <https://pgnexus.ai/hacker-discussions?subject=Better%20shared%20data%20struc...> The thread discusses resizable shared memory structures in PostgreSQL, particularly shared_buffers resizing without restart. Haoyu Huang (Databricks) introduced internal work insp… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Better%20shared%20data%20struc...> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-07-24-postgresql-daily-news-217.m...> Industry News [image: Anduril reportedly in talks to raise funding at $100B valuation, more than 3x last year's mark] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F07%2F...> techcrunch.com Anduril reportedly in talks to raise funding at $100B valuation, more than 3x last year's mark <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F07%2F...> Defense tech startup Anduril is reportedly in talks to raise a new funding round that could push its valuation to approximately $100 billion, according to Reuters. This would repr… [image: Anthropic launches Opus 5] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F07%2F...> techcrunch.com Anthropic launches Opus 5 <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F07%2F...> Anthropic has launched Opus 5, its latest AI model. According to TechCrunch, the new model will be both cheaper and less restrictive than its predecessor Fable, making it likely p… [image: OpenAI's new voice mode makes it to the ChatGPT desktop app] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F07%2F...> techcrunch.com OpenAI's new voice mode makes it to the ChatGPT desktop app <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F07%2F...> OpenAI has brought its new voice mode to the ChatGPT desktop application. The feature, known as ChatGPT Voice on desktop, is capable of working with both ChatGPT Work and Codex, e… Social Media Updates [image: Your PostgreSQL scheduler just became easier to observe!] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin Your PostgreSQL scheduler just became easier to observe! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> pg_timetable v7.0 brings improved observability to PostgreSQL scheduled jobs by emitting OpenTelemetry traces and metrics, enabling end-to-end visibility through existing observab… [image: Connecting Amazon S3 data to Databricks now takes just a few clicks.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin Connecting Amazon S3 data to Databricks now takes just a few clicks. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> Databricks has simplified the process of connecting Amazon S3 data through a new external location creation flow. What previously required navigating multiple consoles can now be… [image: Anthropic 's Claude Opus 5 is now available where your data already lives - governed, secure, and ready for custom AI applications and agents built with the data in your Lakehouse.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin Anthropic 's Claude Opus 5 is now available where your data already lives - governed, secure, and ready for custom AI applications and agents built with the data in your Lakehouse. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> Anthropic's Claude Opus 5 is now available on Databricks, enabling teams to build custom AI applications and agents directly within their Lakehouse environment. On Databricks' int… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more