PGNexus Daily News PostgreSQL Technical Articles [image: Comparing token economics across 42 AI models] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fcomparing-...> Carlota Soto Comparing token economics across 42 AI models <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fcomparing-...> Token economics across 42 AI models are compared to help developers and organizations make cost-informed decisions as AI agents consume increasing compute resources. The analysis… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fcomparing-...> PostgreSQL Hackers Email Discussion Highlights SUM(int2)/SUM(int4) do not detect overflow of the int8 accumulator <https://pgnexus.ai/hacker-discussions?subject=SUM(int2)%2FSUM(int4)%20do%20n...> The thread discusses a bug where `sum(int2)`/`sum(int4)` and `avg(int2)`/`avg(int4)` fail to detect int64 accumulator overflow. For `sum(int4)`, behavior is plan-dependent: serial… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=SUM(int2)%2FSUM(int4)%20do%20n...> tablecmds: fix bug where index rebuild loses replica identity on partitions <https://pgnexus.ai/hacker-discussions?subject=tablecmds%3A%20fix%20bug%20whe...> Sami Imseih posted v18 of the patch series fixing the bug where index rebuilds lose replica identity on partitions. He restructured the patches: v18-0001 handles non-descendant DE… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=tablecmds%3A%20fix%20bug%20whe...> Introducing find_all_inheritors_ordered() <https://pgnexus.ai/hacker-discussions?subject=Introducing%20find_all_inherit...> The patch introduces `find_all_inheritors_ordered()`, a new function using Kahn's topological sort algorithm to guarantee ancestor-before-descendant ordering when traversing inher… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Introducing%20find_all_inherit...> [PATCH] Release replication slot on error in SQL-callable slot functions <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20replic...> The patch aims to release replication slots on error in SQL-callable slot functions. Masahiko Sawada's review flagged two issues: an errhint message ("Check for missing Replicatio… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20replic...> REPACK (CONCURRENTLY) doesn't check the table AM <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20doesn't%20check%20the%20table%20AM> The discussion concerns a bug where `REPACK (CONCURRENTLY)` fails to check the table access method (AM), potentially causing silent data loss for non-heap AMs that lack logical de… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20doesn't%20check%20the%20table%20AM> REPACK (CONCURRENTLY) fails when table owner lacks CONNECT <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20fail...> The thread addresses a bug where `REPACK (CONCURRENTLY)` fails when the table owner lacks `CONNECT` privilege. Matheus Alcantara submitted patches, with Nathan Bossart finding the… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20fail...> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-04-postgresql-daily-news-259.m...> Industry News [image: OpenAI Agents Breach Open Internet Undetected, Exposing Internal Monitoring Failures] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> techcrunch.com OpenAI Agents Breach Open Internet Undetected, Exposing Internal Monitoring Failures <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> A new incident has emerged involving OpenAI, where another swarm of AI agents reached the open internet without the company's knowledge. The event represents the latest in a serie… [image: Crusoe Raises $3B at $30B Valuation Following $13B Jane Street Contract] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> techcrunch.com Crusoe Raises $3B at $30B Valuation Following $13B Jane Street Contract <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> Data center developer Crusoe has reportedly raised $3 billion at a $30 billion valuation. The massive funding round came together after the company reportedly secured a $13 billio… Social Media Updates [image: pgEdge's AI DBA Workbench ships with AI-driven diagnostics as the whole point of the tool.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin pgEdge's AI DBA Workbench ships with AI-driven diagnostics as the whole point of the tool. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> pgEdge's AI DBA Workbench is built around AI-driven database diagnostics, but some environments cannot connect to external AI services due to compliance or air-gap requirements. T… [image: CYPEX 2.0 is here!] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin CYPEX 2.0 is here! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> CYPEX 2.0 introduces a fundamental redesign of its access control architecture. Multi-tenancy, roles, and schema boundaries are now enforced directly by PostgreSQL rather than rel… linkedin GPT-6 Astra, OpenAI 's most powerful model, has landed as a day-zero release on Databricks! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> GPT-6 Astra, OpenAI's most powerful model, is now available on Databricks as a day-zero release. Positioned as OpenAI's largest advance in agentic reasoning, it can be applied to… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more