PGNexus Daily News PostgreSQL Technical Articles [image: Inside LuBot's database-per-tenant architecture] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Finside-lub...> Carlota Soto Inside LuBot's database-per-tenant architecture <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Finside-lub...> LuBot adopted a database-per-tenant architecture using Neon, achieving full tenant isolation with a dedicated Postgres database provisioned automatically at payment time. The impl… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Finside-lub...> PostgreSQL Hackers Email Discussion Highlights Trying to break online checksums with LLMs <https://pgnexus.ai/hacker-discussions?subject=Trying%20to%20break%20online%2...> The discussion concerns the online checksums feature and how it handles orphaned files in the PostgreSQL data directory. Robert Haas argues that orphaned files are a normal operat… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Trying%20to%20break%20online%2...> Optimize UUID parse using SIMD <https://pgnexus.ai/hacker-discussions?subject=Optimize%20UUID%20parse%20usin...> A patch to optimize UUID parsing using SIMD instructions has gone through multiple review iterations (at least v6). Bharath Rupireddy reviewed the v6 patch, confirmed that comment… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Optimize%20UUID%20parse%20usin...> Make pg_prewarm, autoprewarm yield for waiting DDL <https://pgnexus.ai/hacker-discussions?subject=Make%20pg_prewarm%2C%20autopre...> The patch series aims to make pg_prewarm and autoprewarm yield when DDL operations are waiting for locks. Reviewer Palak Chaturvedi identified two issues in v3: first, patch 0001… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Make%20pg_prewarm%2C%20autopre...> Fix unnecessary shared memory page allocation in CalculateShmemSize() <https://pgnexus.ai/hacker-discussions?subject=Fix%20unnecessary%20shared%20m...> Chao Li reported a long-standing bug in `CalculateShmemSize()` where an unconditional `add_size()` call always adds 8192 bytes even when the size is already a multiple of 8192, re… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Fix%20unnecessary%20shared%20m...> Report index currently being vacuumed in pg_stat_progress_vacuum <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20b...> The discussion centers on a patch to report the index currently being vacuumed in pg_stat_progress_vacuum, including progress details for parallel vacuum workers. Masahiko Sawada… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20b...> Use WALReadFromBuffers in more places <https://pgnexus.ai/hacker-discussions?subject=Use%20WALReadFromBuffers%20in%...> Bharath Rupireddy reports a CF bot failure in the `001_rep_changes.pl` TAP test caused by the logical walsender reading all WAL from WAL buffers, so the disk read path was never h… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Use%20WALReadFromBuffers%20in%...> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-14-postgresql-daily-news-269.m...> Industry News [image: OpenAI Acquires Smartphone Camera Maker Glass Imaging for $300 Million] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> techcrunch.com OpenAI Acquires Smartphone Camera Maker Glass Imaging for $300 Million <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> OpenAI has acquired Glass Imaging, a smartphone camera technology company, for approximately $300 million, according to reports. Glass Imaging was founded by two former Apple engi… [image: AI Infrastructure Startup Cornelis Raises $205M to Challenge Nvidia] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> techcrunch.com AI Infrastructure Startup Cornelis Raises $205M to Challenge Nvidia <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> AI infrastructure company Cornelis has raised $205 million in funding, positioning itself as a challenger to Nvidia's dominance in the AI hardware space. Alongside the funding ann… [image: Superhuman Acquires YC-Backed AI Notetaker Fathom] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> techcrunch.com Superhuman Acquires YC-Backed AI Notetaker Fathom <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2F...> Email productivity platform Superhuman has acquired Fathom, a Y Combinator-backed AI meeting notetaker, as productivity software companies race to integrate agentic AI capabilitie… Social Media Updates [image: Running PostgreSQL in Kubernetes is a different discipline from running it on a server.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin Running PostgreSQL in Kubernetes is a different discipline from running it on a server. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> A containerized deployment course for PostgreSQL on Kubernetes runs September 28 to 30, with three live online sessions daily from 9:00 to 14:00 CEST. Topics include Kubernetes ar… [image: Highly available PostgreSQL usually means leader election, streaming replicas, automatic failover, health checks, and a lot of careful wiring.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin Highly available PostgreSQL usually means leader election, streaming replicas, automatic failover, health checks, and a lot of careful wiring. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> Setting up highly available PostgreSQL traditionally requires configuring leader election, streaming replicas, automatic failover, health checks, and complex wiring. CYBERTEC's PG… [image: Why size Postgres for a peak you rarely reach?] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin Why size Postgres for a peak you rarely reach? <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> Lakebase Postgres autoscaling monitors CPU, memory, and the database working set, then adjusts compute resources in real time to match actual workload. Because storage and compute… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more